As board certified, fellowship trained gastroenterologists, the physicians of Arizona Centers for Digestive Health specialize in the diagnosis and treatment of disorders of the gastrointestinal tract, liver, pancreas and gallbladder. From diagnosis to treatment, we focus on customized, patient-centered, compassionate care utilizing state-of-the-art medical technology and cutting-edge procedures to ensure optimal outcomes for all of our patients. Our team consists of nationally renowned, well published and respected gastroenterologists who are recognized as leaders and innovators in the field of digestive health.
Ananya Das, MD, FACG, FASGE
Dr. Ananya Das graduated from Silchar Medical College in 1987, he furthered his medical education at the Postgraduate Institute of Medical Education & Research as well as Sanjay Gandhi Post-Graduate Institute of Medical Sciences of India. He completed fellowships in Gastroenterology with the Veteran’s Affairs Medical Center, and the University Hospitals of Cleveland, where he went on to complete an additional fellowship in Advanced Endoscopy. He has held academic appointments including former Professor of Medicine at the Mayo Clinic College of Medicine, Associate Chair of the Department of Medicine at Mayo Clinic, Scottsdale as well as Fellow of American College of Gastroenterology and American Society for Gastrointestinal Endoscopy, with leadership roles as the Medical Director of EUS at Scottsdale Shea Medical Center’s Virginia Piper Cancer Center and Former Director of Endoscopy at Mayo Clinic, Scottsdale. Dr. Das has participated in over 300 research original publications, abstracts, and presentations in the area of advanced endoscopy, EUS and cancer outcomes with research including health disparities. His clinical expertise includes pancreatobiliary disorders, gastrointestinal cancer, esophageal disease, gastrointestinal bleeding, colon cancer screening and healthcare outcomes. He performs procedures such as endoscopic ultrasound (EUS), therapeutic ERCP, endoscopic mucosal resection (EMR), Complex Polypectomy, stent placement, enteroscopy, EGD, and colonoscopy. His wife is also a physician, and his son, who was born in Cleveland, is the “best ever” fan of the Cleveland Cavaliers. His interests include Tele-Medicine, Artificial Intelligence in Medicine, reading books and traveling. [ Click here to view complete CV ]
H. Jae Kim, MD, MSc, FACG
Dr. Kim received his undergraduate and medical school degree from Creighton University, and the Creighton University School of Medicine where he went on to complete his residency in Internal Medicine. Furthering his education and training, Dr. Kim received his Masters in Clinical Research and completed his gastroenterology fellowship at Mayo Clinic in Rochester, Minnesota. He pursued clinical research at Mayo Clinic Rochester and Scottsdale where he also trained fellows and residents in Gastroenterology, Surgery and Internal Medicine. He has been published in many major GI journals such as Gastroenterology, American Journal of Gastroenterology, Gut, and Neurogastroenterology & Motility. Dr. Kim joined Arizona Center for Digestive Health after being on staff with both Mayo Clinic Rochester and Scottsdale. His clinical expertise includes the treatment and care of GERD, Barrett’s Esophagus, esophageal cancer, gastrointestinal motility as well as colon cancer prevention. With proficiency, he performs procedures such as EGD, radiofrequency ablation (RFA), cryoablation, enteroscopy, therapeutic EGD, video capsule endoscopy, and colonoscopy. Outside of the office, Dr. Kim enjoys sports such as basketball and tennis and likes to travel with his wife and two kids. [ Click here to view complete CV ]
Krishdeep S. Chadha, MD
Dr. Chadha is a board-certified diplomate of the American Board of Internal Medicine and American Board of Gastroenterology. Born and raised in India, did his undergraduate training at Maulana Azad Medical College, a premier medical institute. He came to the USA in 2003 for his internal medicine and gastroenterology fellowship training at State University of New York in Buffalo. Move to Arizona and practice for several years followed by a short hiatus for an advanced Therapeutic Endoscopy fellowship at UCLA Medical Center. In addition to general gastroenterology, this training allowed Dr. Chadha specialized training in endoscopic ultrasound, mucosal resection and pancreatobiliary disorders.
Dr, Chadha is an active member of the American College of Gastroenterology and the American Society of Gastrointestinal Endoscopy. He speaks English, Hindi, and Punjabi. When not helping his patients and colleagues, he is spending time with his loving kids and wife.
Nelson H. Lim, MD
Dr. Nelson H. Lim graduated with Honors in Internal Medicine from Loma Linda University School of Medicine in 2002. During his residency at LLUMC in Southern California, he earned the prestigious "resident of the year" award. After his residency, he was appointed as the Chief Resident of Internal Medicine at Loma Linda University Medical Center. As a clinical instructor, he supervised numerous resident physicians, interns, and medical students. It was through this challenging experience that Dr. Lim garnered his leadership and clinical skills. He completed his Gastroenterology Fellowship at LLUMC. As a trainee at LLUMC, he authored a research screening protocol for hepatitis B in Asian-American communities in Southern California which raised one of the largest industry supported research grants at that time. He was also appointed as chief gastroenterology fellow during his training. Dr. Lim has served as an Assistant Professor of Medicine at LLU School of Medicine and is currently a clinical supervisor for A.T. Still University. He has multiple publications in national medical journals such as the American Journal of Gastroenterology, and has presented at major national gastroenterology conferences and served on national encephalopathy panels. His clinical expertise encompasses standard endoscopic procedures, video capsule endoscopy, GI bleeds, Hepatitis B, and various gastroenterological and liver diseases. He performs procedures such as EGD, single-balloon enteroscopy, therapeutic ERCP, spyglass cholangioscopy, video capsule endoscopy, and colonoscopy. He is the first gastroenterologist to be honored with ‘The Golden Thread Award’ at Mercy Gilbert Medical Center, which recognizes physicians who provide ‘radical loving care’ and dedication to patients. Outside of the office, Dr. Lim enjoys basketball, volleyball, and snowboarding with his wife and four beautiful children. [ Click here to view complete CV ]
Jonathan S. Mellen, MD
Dr. Mellen grew up in Scottsdale, Arizona. The son of a physician, he is a board-certified diplomate of the American Board of internal medicine and the American Board of Gastroenterology. He obtained a bachelor of science in the biological basis of behavior from the University of Pennsylvania.
After graduating as a medical doctor from the State University of New York, he completed an internal medicine residency and Chief Residency at the Unive sity of California. then, He completed a fellowship in gastroenterology at the Carl T. Hayden VA Medical / Good Samaritan University Medical Center. his main area interests include colon cancer screening and prevention, inflammatory bowel disease and liver / biliary disorders.
Dr. Mellen is married with two kids. In his spare time, Jon enjoys basketball (and is the most fervent Phoenix Suns fan), exercising and hanging out with his loving wife and children.
Kandarp R. Patel, DO
Dr. Kandarp Patel is Board Certified in Internal Medicine and in Gastroenterology by the American Board of Gastroenterology. Dr. Patel has obtained a Bachelor of Science in Cellular and Molecular Biology and Genetics, a Master of Physiology and Biophysics, and a Doctorate of Osteopathic Medicine. After graduating from Touro University College of Osteopathic Medicine, he completed an internal medicine residency at Banner Good Samaritan Medical Center in Phoenix. To further his knowledge, he accepted a Fellowship in Gastroenterology with Carl T. Hayden VA Medical Center and Banner Good Samaritan Medical Center.
Dr. Patel, like his partners, believes in the same founding principles of commitment to quality and compassionate care. To stay up-to-date with the latest advancements in gastroenterology and internal medicine, he maintains memberships in many professional organizations, such as the American College of Gastroenterology, American Society of Gastrointestinal Endoscopy, American Gastroenterology Association, and Arizona Gastroenterology Society. Dr. Patel is trained in gastrointestinal endoscopy, Endoscopic Ultrasound and capsule endoscopy. He speaks English and Gujarati. He looks forward to providing each patient quality care.
Hector Rodriguez-Luna, MD
Dr. Hector Rodriguez-Luna is committed to providing his patients with the best gastrointestinal care. He is a Diplomate of the American College of Internal Medicine and American Board of Gastroenterology. Following medical school, he completed a residency in internal medicine at Ochsner Foundation Hospital in Louisiana, and fellowship training in gastroenterology, liver diseases and liver transplantation at the VA/Good Samaritan Medical Center and Mayo Clinic in Arizona. Dr. Rodriguez-Luna is certified in general gastroenterology procedures, such as colonoscopy and upper endoscopy.as well as advanced procedures such as enteroscopy, capsule endoscopies, Endoluminal Fundoplication™, and ERCP (Endoscopic Retrograde Cholangiopancreatography). He also has special training in liver transplantation, liver diseases, and pancreatobiliary disorders. To stay knowledgeable of the latest treatment options available in the field, he maintains professional membership with the American College of Gastroenterology, the American Society for Gastrointestinal Endoscopy and The American Association for the Study of Liver Diseases. A published author, Dr. Rodriguez’s articles have appeared in multiple peer-review journal publications and book chapters of international prestige on liver diseases and gastroenterology. Some journals where he has published are Transplantation, American Journal of Transplantation, Current Opinion in Infectious Diseases, Digestive Diseases and Sciences, Clinics in Liver Diseases, and Minerva Gastroenterologica e Dietologica (Italy). His research has been focused on: Gastrointestinal Endoscopy, State of the art imaging techniques and capsule endoscopy, Hepatitis B, Hepatitis C, Liver Diseases, Primary Biliary Cirrhosis, Hepatocellular carcinoma, Liver Transplantation and Portal and splenic vein thrombosis. In addition to medicine, on a pivot, Dr. Rodriguez-Luna is an amateur computer programmer and with his physician precision and entrepreneurial spirit, he has co-founded a blockchain based technology company that was recently featured at "The Shark Tank". He is married and a happy dad with two little doggies. In his spare time, he volunteers in local, not-for-profits, dog rescues and travels the world. He is fluent is English, Spanish and Italian.
Mankanwal S. Sachdev, MD, FASGE
Dr. Mankanwal Singh Sachdev graduated with his undergraduate and medical school degree from Dayanand Medical College and Hospital in Punjab, India. He completed a fellowship in hepatology and liver transplant at Mayo Clinic, Scottsdale, followed by his gastroenterology fellowship at the University of Tennessee. He then went on to complete an additional year of training at Northwestern University, Chicago in therapeutic and advanced endoscopy as well as hepatology, completing his training in 2010. He held academic positions as an assistant professor of Medicine at the University of Tennessee, and an instructor of Medicine at Northwestern University, Chicago. Currently, he is an assistant professor of Medicine at both Creighton University School of Medicine and the University of Arizona. Dr. Sachdev is board certified in Internal Medicine and Gastroenterology, offering consultative expertise in all general GI, liver and pancreatobiliary disorders. He is a leading provider of complex and basic procedures such as endoscopic ultrasound (EUS), therapeutic ERCP, endoscopic mucosal resection (EMR), stent placement, complex polypectomy, EGD, and colonoscopy. Dr. Sachdev is married with two kids, and in his spare time enjoys basketball, football, swimming, and reading. [ Click here to view complete CV ]
Ashesh Sanghvi, MD
Dr. Ashesh H. Sanghvi graduated from B.J. Medical College, Ahmedabad, India with distinction in 1990. Before starting his subspecialty training in Gastroenterology, he worked as a Clinical Associate at the Cleveland Clinic Foundation in Ohio. From there he went on to complete his Gastroenterology fellowship at Rush University Medical School/Cook County Hospital in Chicago, with further advanced therapeutic endoscopy training at the University of Chicago. He is board certified in Internal Medicine and Gastroenterology. Dr. Sanghvi joined Arizona Center for Digestive Health after working with Yuma Gastroenterology for over 16 years. He has extensive experience in managing patients with chronic conditions like Ulcerative Colitis, Crohn’s Disease and inflammatory bowel disease, and his highly proficient in basic and advanced therapeutic endoscopy procedures including therapeutic ERCP, endoscopic mucosal resection (EMR), radiofrequency ablation (RFA), complex stricture dilations, complex polypectomy, stent placement, EGD, colonoscopy and capsule endoscopy. Over the years, Dr. Sanghvi has served as Vice Chairman, and Chairman of the Department of Medicine at Yuma Regional Medical Center, and later as a member of their Quality committee. He has also held academic positions teaching PA students at A.T. Still University in Mesa, and residents of Internal Medicine at Maricopa County Hospital. He is married with 2 children and enjoys hiking, mountain biking and reading in his spare time. [ Click here to view complete CV ]
Michael S. Shapiro, MD
Dr. Shapiro is the first physician in Arizona to receive this recognition by the American Gastrointestinal Association. As a Bridges to Excellence recognized provider, Dr. Shapiro has demonstrated a commitment to quality care to current and prospective patients with Crohn's Disease or Ulcerative colitis.
Michael S. Shapiro, MD has been practicing in Scottsdale, AZ since 1990. The practice provides comprehensive medical services within the field of Gastroenterology and Liver Disease to the Phoenix Metropolitan, Scottsdale, Paradise Valley, Mesa, Tempe, Chandler, Gilbert, Peoria and surrounding communities.
Amy Soloman, DO
Dr. Amy Soloman was born and raised in Staten Island, New York. In 2000, she graduated summa cum laude with a B.S. in Pharmacy from St. John’s University. She then went on to obtain her Doctor of Osteopathy with honors from the New York College of Osteopathic Medicine in 2004.
Upon completing her internal medicine training at Case Western Reserve University at MetroHealth Medical Center in Cleveland, she pursued an additional year with the distinguished honor of Chief Resident / Clinical Instructor for the department of internal medicine. During this time she was recognized with an award for excellence in teaching. In 2011, Dr. Soloman completed her Gastroenterology / Hepatology fellowship training at Case Western Reserve / MetroHealth and was distinguished as “Fellow of the Year” upon graduation. During her fellowship training, she was actively involved in research, clinical trials, and was published in distinguished gastroenterology journals.
Virender K. Sharma, MD, FASGE, FACG, AGAF
Dr. Virender K. Sharma graduated from the All India Institute of Medical Sciences, New Delhi, India. He completed his subspecialty training in gastroenterology and hepatology, completing his fellowship at the University of South Carolina, Columbia, SC. He completed course work for a Master of Public Health Degree at Tulane University, New Orleans, LA and Johns Hopkins Medical Center, Baltimore, MD. He is board certified in Gastroenterology and Hepatology. Prior to founding AZCDH, Dr. Sharma was a Professor of Medicine at the Mayo Medical School and consultant in the division of gastroenterology. Dr. Sharma founded and was the past director of the multidisciplinary Esophageal Clinic at the Mayo Clinic in Arizona. He served as vice-chair of gastroenterology research at the Mayo Clinic. Prior to joining the Mayo Clinic, Dr. Sharma was an assistant professor in the division of gastroenterology and hepatology at the University of Arkansas for Medical Sciences, Little Rock, AR. Dr. Sharma has performed extensive research in the areas of acid-peptic diseases, gastroesophageal reflux disease (GERD), Barrett’s esophagus and esophageal cancer, performing procedures including EGD, radiofrequency ablation (RFA), photodynamic therapy (PDT), endoscopic mucosal resections (EMR), complex stricture dilations, small bowel enteroscopy, therapeutic ERCP and enteral stent placement and colonoscopy. Dr. Sharma has published more than 300 peer-reviewed articles, book chapters, research abstracts, and presentations. He is co-author on use of Proton Pump Inhibitors in Upper GI Bleeding National Institute for Health Research’s Health Technology Assessment report. He has a keen interest in medical education and is a regular speaker at regional, national, and international educational symposia and hands-on training workshops.[ Click here to view complete CV ]
Mansur Khan, MD, FACG
Dr. Mansur Khan has strived to provide the highest level of medical care to his patients throughout his 35 years of clinical experience in internal medicine and gastroenterology at various institutions. During his 8 years of service with the United States Air Force, Dr. Khan served as Division Chief of Gastroenterology and Hepatology at Scott Air Force Base Medical Center in Belleville, Illinois. During active duty, Major Khan received the National Defense Service Medal for Operation Desert Shield/Storm.
Upon graduating medical school, Dr. Khan completed his residency in internal medicine at Franklin Square Hospital in Baltimore, Maryland, and his clinical fellowship in gastroenterology and hepatology at the University of Connecticut Medical Center.
Dr. Khan is board certified in gastroenterology with extensive experience in routine diagnostic and therapeutic endoscopic procedures including biliary endoscopy. He remains knowledgeable of the most current options in gastrointestinal and hepatology care as a member and fellow of the American College of Gastroenterology. Dr. Khan is a husband of 28 years and a proud father of 3 daughters. He is fluent in English, Urdu, Hindi, and Punjabi.
Dr. Farhoud Khosravi
Dr. Farhoud Khosravi graduated from Nova Southern University College of Osteopathic Medicine in 2008 after completing his undergraduate studies at the University of Iowa. He completed his residency and fellowship at Midwestern University where he received the awards of Resident, Fellow and Teacher of the year. He went on to complete an additional fellowship in Advanced Therapeutic Endoscopy with Arizona Center for Digestive Health.
His clinical interests include pancreatic and biliary disorders, esophageal disease, inflammatory bowel disease and general gastroenterology. With his advanced skill set, he performs procedures including endoscopic ultrasound (EUS), therapeutic ERCP, endoscopic mucosal resection (EMR), Complex Polypectomy, stent placement, enteroscopy, as well as EGD and colonoscopy. He played tennis in college and in his spare time enjoys fitness and mixed martial arts.
Patrick Lam, DO
Dr. Patrick Lam is Board Certified in Gastroenterology by the American Board of Gastroenterology. After receiving a Bachelor of Science in Biology, Dr. Lam achieved a Doctor of Osteopathic Medicine from Western University of Health Sciences College of Osteopathic Medicine. Dr. Lam then completed his Internship and Residency in Internal Medicine at University of Southern California Medical Center in Los Angeles, California. Following his Residency, Dr. Lam completed a Fellowship in Gastroenterology at the Henry Ford Health System in Detroit, Michigan. He is trained in diagnostic and therapeutic gastroenterology procedures such as colonoscopy and upper endoscopy, as well as advanced procedures such as enteroscopy, capsule endoscopy and ERCP (Endoscopic Retrograde Cholangiopancreatography). Dr. Lam recognizes the importance of staying current on the latest advancements in gastroenterology and internal medicine and as such, he maintains memberships in The American College of Physicians, American College of Gastroenterology, American Gastroenterological Association and the American Society for Gastrointestinal Endoscopy. Besides English, Dr. Lam speaks Vietnamese.
Maheen Sheikh, MD
After studying at Loyola University Chicago for her undergraduate education, she received her medical degree from Ross University Medical School. Dr. Sheikh completed her Residency and Fellowship at Banner University Medical Center- Phoenix. She is a member of the American College of Gastroenterology and the American Society of Gastrointestinal Endoscopy. Dr. Sheikh is certified by the American Board of Internal Medicine and the American Board of Gastroenterology. She has been with Arizona Gastrointestinal Associates since 2016.
Nantha Surkunalingam, DO
Dr. Surkunalingam “Surku” is Board Certified in Internal Medicine and Gastroenterology. He graduated from Southern Methodist University with a Bachelor of Science in Computer Science and went on to obtain his Doctorate of Osteopathic Medicine from Philadelphia College of Osteopathic Medicine. He completed his internal medicine residency at Northside Hospital and Heart Institute in St. Petersburg, Florida where he was awarded “Resident of the Year.” Dr. Surku completed his Gastroenterology Fellowship Training at Largo Medical Center in Largo, Florida where he served as Chief Fellow. He is currently completing an additional fellowship in Advanced Therapeutic Endoscopy with Arizona Center For Digestive Health.
Fares Hamad, DO
Wendy Beltran, FNP
Wendy Beltran, FNP is a Board Certified Nurse Practitioner with the specialty in Gastroenterology since 2008. She is a native of Texas and has been residing in Arizona since 1998. After graduating from Arizona State University in 2002 with a Bachelor of Science in Nursing, she worked as a registered nurse in perioperative services (Preoperative & PACU) and medical-surgical department. She then studied at Grand Canyon University in Phoenix, Arizona obtaining a Masters in Nursing with emphasis as a Family Nurse Practitioner in 2008. Upon graduation, she received certification from American Nurses Credentialing Center. Prior to joining our practice, Wendy worked for 3 years as an inpatient gastrointestinal Nurse Practitioner at St. Joseph’s Hospital & Medical Center. In the fall of 2011, she joined Gastrointestinal & Liver Disease Center. As a nurse practitioner, she works in collaboration with the physicians to care for adults with a variety of gastrointestinal and liver disorders. She has had extensive training in gastroenterology by her collaborating gastroenterologists. She also has experience in family practice in the outpatient urgent care setting. Wendy’s expertise involves diagnosing, treating and managing digestive disorders. She has experience in managing inflammatory bowel disease, pancreatic/biliary disease, Celiac disease, GERD, liver disease, to include management and treatment of hepatitis C, steatohepatitis, and cirrhosis. She sees patients in the outpatient clinic. She is currently a member in good standing of American Gastroenterology Association. In her free time, she enjoys spending time with her husband and children.
Jole-Lanee Burkett, AGACNP-BC
Ms. Burkett joined Arizona Center for Digestive Health in September of 2016 after completing her Masters at Grand Canyon University. Originally from Punxsutawney, PA, she completed her undergraduate degree in nursing and worked as an emergency room nurse for her entire nursing career. She then decided to do travel nursing on the east and west coast, which ultimately brought her to Arizona. In her free time, she enjoys traveling, cooking and spending time with her family.
Shaye Harrel, PA-C
Ms. Harrel joined Arizona Center for Digestive Health in 2015. Raised in Arizona, she completed her Bachelor’s Degree from Washington State University and returned to Arizona to complete her Master’s Degree in Medical Science from Midwestern University. She is NCCPA Certified and has a clinical interest in IBD. Outside of the office, she enjoys traveling, reading books and spending time with her two labs.
Robert Davis, PA-C
Robert is an NCCPA Certified Physician Assistant who originates from the great state of Montana. Robert completed his Physician Assistant Bachelor’s and Master’s Degrees through the United States Air Force Interservice Physician Assistant Program which is accredited by University of Nebraska Medical College. Robert is a retired Major from the United States Air Force after completing 26 years of service. While he was in the Air Force he served as a Special Operational Medic, serving multiple deployments and humanitarian missions. In September 2007 he completed his Physician Assistant training, after which Robert deployed multiple times and provided humanitarian assistance in several locations in Central America. As a Physician Assistant at Luke Air Force Base Arizona, Robert served as a practitioner in Family and Flight Medicine. Since moving on from the United States Air Force in Oct 2015 Robert joined Phoenix GI Consultants and brings with him many skills and a passion for excellence in medicine. Robert is an honest, compassionate and very caring provider and will continue to provide the best care for the patients in our GI practice.
Lina Kay, PA-C
Lina Kay PA-C has been working with Dr. Shapiro since 2011. She received her Bachelors of Science in Nursing from ASU and completed her Physician Assistant program at College of Health Sciences in Roanoke, VA. She has 10 years of experience in primary care with a particular interest in the management and treatment of Irritable Bowel Syndrome, preventative medicine, and nutrition. Ms. Kay has specialized in Gastroenterology and has developed expertise in the care of Ulcerative Colitis and Crohn’s Disease patients. She also treats small intestinal bacterial overgrowth, gastrointestinal esophageal reflux disease (GERD), dyspepsia, candida and eosinophilic esophagitis.
Emily Nagy, MSN, FNP-C
Ms. Nagy joined Arizona Center for Digestive Health in July 2017. She is a Family Nurse Practitioner, certified by the American Association of Nurse Practitioners (AANP). Her academic background includes two bachelor’s degrees (a BS in Physiology and Neurobiology and a BS in Nursing) from University of Connecticut and a Master of Science in Nursing degree from Georgetown University. Emily grew up in Pittsfield, Massachusetts and then relocated to Stamford, Connecticut after college. She has been living in Arizona since January 2017. In her free time, she enjoys watching movies, hiking, and spending time with her family.
Rachel Salcedo, AGAC, NP-BC
Ms. Salcedo joined Arizona Center for Digestive Health in May of 2017. She graduated from Wichita State University in 2009 with a Bachelor of Science in Nursing. She worked as a registered nurse in both Cardiac and Medical Intensive Care Unit for seven years. She then obtained her Master of Science in Nursing from Grand Canyon University in Phoenix, Arizona with a focus in adult-geriatric acute care in 2016. Upon graduation, she received certification from American Nurses Credentialing Center. Rachel is the proud mother of twins, in her spare time enjoys traveling, fitness, and spending time with family.
Matthew Shannon, PA-C