Arizona Center for Digestive Health

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About Us

Our Providers

Ananya Das, MD, FACG, FASGE

Ananya Das, MD

Dr. Ananya Das' clinical expertise include pancreatobiliary disorders, gastrointestinal cancer, esophageal disease, gastrointestinal bleeding, colon cancer screening, and health care outcomes. He is fellowship-trained in basic gastrointestinal procedures including esaphgogastroduodenoscopy (EGD), colonoscopy, flexible sigmoidoscopy, breath testing, bravo pH testing and capsule endoscopy. In addition, Dr. Das has the highest level of expertise in performing advance therapeutic procedures including, therapeutic ERCP, diagnostic and interventional Endoscopic Ultrasonography (EUS), balloon assisted deep enteroscopy, photodynamic therapy (PDT), endoscopic mucosal resections (EMR), complex stricture dilations, and enteral stent placement. His interest also include experimental/developmental endoscopic procedure. He is board certified in Gastroenterology and Hepatology.

 

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H. Jae Kim, MD, MSc, FACG

H. Jae Kim, MD

Dr. H. Jae Kim's clinical expertise and interest include esophageal and stomach diseases/functions, gastrointestinal bleed, gastrointestinal cancer, and colon cancer screening. He is fellowship-trained in basic gastrointestinal procedures including diagnostic and therapeutic esophagogastroduodenoscopy (EGD), colonoscopy, capsule endoscopy, high-resolution esophageal manometry, esophageal impedence testing, esophageal pH testing, and breath testing. In addition, he has expertise in performing advanced therapeutic procedures including radiofrequency ablation (RFA), cryoablation (CA), endoscopic mucosal resection (EMR), complex stricture and pneumatic dilations, small bowel enteroscopy, and stent placement. His interest also include experimental/developmental endoscopic procedure. He is board certified in Gastroenterology and Hepatology.

 

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Nelson H. Lim, MD

Dr. Nelson H. Lim's clinical expertise includes esophageal and stomach disease/functions, gastrointestinal bleed, gastrointestinal cancer, and colon cancer screening.  He is fellowship trained in gastrointestinal procedures including diagnostic and therapeutic esophagogastroduodenoscopy (EGD), colonoscopy, capsule endoscopy, high-resolution esophageal manometry, flexible sigmoidoscopy, therapeutic ERCP, and Spyglass Choledochoscopy.  He continues his status as an Assistant Professor of Medicine at LLU School of Medicine and has multiple publications in national medical journals such as the American Journal of Gastroenterology as well as having presented at major national gastroenterology conferences. He was recently honored in January 2010 with ‘The Golden Thread Award’ at Mercy Gilbert Medical Center.  Dr. Lim was the first gastroenterologist who has garnered this award, which recognizes physicians who provide ‘radical loving care’ and dedication to patients.  He is board certified in Gastroenterology and Hepatology.

  

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Mankanwal S. Sachdev, MD

Mankanwal S. Sachdev, MD

Dr. Mankanwal S. Sachdev's clinical expertise includes therapeutic endoscopy, advanced procedures, pancreatobiliary disorders, gastrointestinal cancer, esophageal disease, gastrointestinal bleeding, colon cancer screening, hepatic disorders and transplant. He is fellowship-trained in basic gastrointestinal procedures including esophagogastroduodenoscopy (EGD), colonoscopy, flexible sigmoidoscopy, breath testing, bravo pH testing and capsule endoscopy. In addition, Dr. Sachdev has the highest level of expertise in performing advance therapeutic procedures including therapeutic ERCP, diagnostic and interventional Endoscopic Ultrasonography (EUS), balloon assisted deep enteroscopy, photodynamic therapy (PDT), endoscopic mucosal resections (EMR), complex stricture dilations, radiofrequency ablation (RFA) and enteral stent placement. His interests also include experimental/developmental endoscopic procedures. In addition to his Gastroenterology training, he has completed separate additional fellowships in Hepatology, Transplant Medicine and Advanced Therapeutic Procedures such as ERCP, EUS as well as complex polypectomy, EMR. He is board certified in Gastroenterology and Hepatology as well as Internal Medicine.

 

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Ashesh Sanghvi, MD

Ashesh Sanghvi

Dr. Sanghvi’s clinical expertise and interest include esophageal and stomach diseases/functions, gastrointestinal bleed, gastrointestinal cancer, pancreatobiliary disorders and colon cancer screening. He is fellowship-trained in basic gastrointestinal procedures including diagnostic and therapeutic esophagogastroduodenoscopy (EGD), colonoscopy, capsule endoscopy, ERCP, and breath testing. In addition, he has expertise in performing advanced therapeutic procedures including radiofrequency ablation (RFA), endoscopic mucosal resection (EMR), complex stricture dilations, therapeutic ERCP, complex polypectomy, and stent placement. He is board certified in Gastroenterology and Hepatology as well as Internal Medicine.

 

 


Virender K. Sharma, MD, FASGE, FACG, AGAF 

Virender K. Sharma, MD

Dr. Virender K Sharma's clinical expertise include esophageal disease, gastrointestinal cancer, peptic ulcer disease, H. pylori, gastrointestinal bleeding, colon cancer screening and health care outcomes. He is fellowship-trained in basic gastrointestinal procedures including esaphgogastroduodenoscopy (EGD), colonoscopy, flexible sigmoidoscopy breath testing, bravo pH testing and capsule endoscopy. In addition, Dr. Sharma has expertise in performing advance therapeutic procedures including radiofrequency ablation (RFA), photodynamic therapy (PDT), endoscopic mucosal resections (EMR), complex stricture dilations, small bowel enteroscopy, endoscopic retrograde cholangiopancreaticography (ERCP) and enteral stent placement. His interest also include experimental/developmental endoscopic procedure. He is board certified in Gastroenterology and Hepatology.

 

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 Elisabeth A. Lehigh, PA-C

 

Elisabeth Lehigh moved to Arizona from Harrisonburg, VA, where she attended both undergraduate and physician assistant school at James Madison University.  She graduated summa cum laude and was the valedictorian of her undergraduate class.  Her clinical interests include management of autoimmune-related gastrointestinal disorders.  She is originally from Colorado, and she enjoys being outdoors, running, traveling, and playing with her dog.  She speaks Spanish.

 

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Abbie Siebenhaar, PA-C

Ms. Siebenhaar joined Arizona Center for Digestive Health in November of 2011. Her clinical interests include inpatient management or Gastrointestinal disorders. Prior to joining AZCDH, she was astudent at the AT Still university here in Gilbert. She is originally from Utah and enjoys soccer, and sporting activities.

 

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 Leslie Zeckser, PA-C

 Leslie Zeckser

Ms. Zeckser joined Arizona Center for Digestive Health in June of 2014, after finishing both undergraduate and physician assistant school in Lincoln, Nebraska. As a native to Nebraska, she decided she needed a change in scenery and made the commitment to move to Arizona. Before beginning PA school, she worked at the Nebraska Medical Center on the Solid Organ Transplant Unit. It was working there that sparked her interests in GI. Her clinical interests include gastroesophageal reflux disease (GERD), and intestinal cancer. In her free time, she enjoys activities such as cycling, hiking, snow-skiing, and traveling.

 

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