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Our GI Team

Savio John
Savio John, MD, AGAF, FACG
Chief, Division of Gastroenterology
Muhammad Osman Arif, MD
Muhammad Osman Arif, MD
315 464-1600

Education & Fellowships

  • Fellowship: SUNY Upstate Medical University, 2015, Gastroenterology
  • Residency: SUNY Upstate Medical University, 2012, Internal Medicine
  • MBBS: Aga Khan University, Karachi, Pakistan, 2008

Diseases/Specialties/Treatments

Internal Medicine; Gastroenterology; AVM - GI Vessel; Abdominal Pain; Achalasia; Acute Pancreatitis; more

Research Interests

  • Clinical Gastroenterology research

Clinical Interests

  • General Gastroenterology and Hepatology.

    Biliary and pancreatic diseases


Savio John, MD, AGAF, FACG
Savio John, MD, AGAF, FACG
315 464-1600

Education & Fellowships

  • Fellowship: Massachusetts General Hospital/Havard Medical School, 2012, Transplant Hepatology
  • Fellowship: SUNY Upstate Medical University, 2011, Gastroenterology
  • Residency: SUNY Upstate Medical University, 2008, Internal Medicine
  • MD: St. John's Medical College, Bangalore University, India, 2003

Diseases/Specialties/Treatments

Internal Medicine; Gastroenterology; Transplant Hepatology; Alcoholic Fatty Liver; Ascites, Malignant; Chronic Hepatitis; more

Divey Manocha, MD
Divey Manocha, MD
315 464-1600

Education & Fellowships

  • Fellowship: SUNY Upstate Medical University, 2015, Gastroenterology and Hepatology
  • Fellowship: SUNY Upstate Medical University, 2012, Geriatrics
  • Residency: SUNY Upstate Medical University, 2011, Internal Medicine
  • Residency: Maulana Azad Medical College, 2005, Internal Medicine
  • MBBS: Maulana Azad Medical College, Delhi, India, 2000

Diseases/Specialties/Treatments

Internal Medicine; Geriatric Medicine; Gastroenterology

Clinical Interests

  • Motility disorders of the esophagus, stomach, small intestine and colon
  • Clinical disorders including:
    • Esophageal: gastroesophageal reflux disease, achalasia, non-cardiac chest pain.
    • Gastric: gastroparesis, functional dyspepsia
    • Small bowel: irritable bowel syndrome, small bowel bacterial overgrowth syndrome
    • Colorectal: constipation, diarrhea, fecal incontinence

Uma Murthy, MD
Uma Murthy, MD
315 464-8668

Education & Fellowships

  • Fellowship: Brigham and Women's Hospital, 1985, Gastroenterology
  • Residency: Coney Island Hospital, 1981, Internal Medicine
  • Residency: St. Barnabas Medical Center, 1978, Pathology
  • Internship: Methodist Hospital, 1977, Pathology
  • MD: St. John's Medical College, Bangalore University, India, 1975

Diseases/Specialties/Treatments

Internal Medicine; Gastroenterology; AVM - GI Vessel; Abdominal Pain; Achalasia; Acute Pancreatitis; more

Research Interests

  • Barrett’s esophagus; GERD; Appraisal of the utility of clinical guidelines

Clinical Interests

  • Hepatology


Nuri Ozden, MD
Nuri Ozden, MD
315 464-1600

Education & Fellowships

  • Fellowship: Beth Israel Deaconess Medical Center/Harvard Medical School, 2009, Advanced Endoscopy
  • Fellowship: University of Miami, FL, 2003, Transplant Hepatology
  • Fellowship: University of Nebraska, 2002, Gastroenterology
  • Residency: St. Louis University Medical School, 1999, Internal Medicine
  • MD: Marmara University School of Medicine, Turkey, 1993

Diseases/Specialties/Treatments

Internal Medicine; Nutrition; Gastroenterology; Transplant Hepatology

Ajoy K Roy, MD
Ajoy K Roy, MD
315 464-1600

Education & Fellowships

  • Fellowship: Yale University, 1982, Gastroenterology
  • Fellowship: Jamaica Hospital Medical Center, 1981, Gastroenterology and Liver Disease
  • Residency: Jamaica Hospital Medical Center, 1980
  • Internship: Patna Medical College, India, 1974
  • MD: Patna Medical College, India, 1973

Diseases/Specialties/Treatments

Internal Medicine; Gastroenterology

Clinical Interests

  • Biliary and pancreatic disease, ERCP, endoscopic ultrasound, endoscopic mucosal resection


Bishnu Sapkota, MD, FACG
Bishnu Sapkota, MD, FACG
315 425-4400

Education & Fellowships

  • Fellowship: American College of Gastroenterology, 2019
  • Fellowship: New York Methodist Hospital, 2011, Gastroenterology and Hepatology
  • Residency: Interfaith Medical Center, Brooklyn, NY, 2008, Internal Medicine
  • MBBS: Manipal College of Medical Sciences, Kathmandu University, 2003

Diseases/Specialties/Treatments

Internal Medicine; Gastroenterology; Bile Duct Stricture; Gastroesophageal Reflux Disease (GERD); Gastrointestinal and Liver Diseases; Pancreatic Disease; more

Clinical Interests

  • Biliary and pancreatic disease, ERCP, endoscopic ultrasound, endoscopic mucosal resection


KatieSimpsonKatie Simpson, PA-C completed her Bachelors of Science in Biology degree at Le Moyne College in 2008, going on to obtain her Masters Degree in Physician Assistant Studies from the University of Nebraska Medical Center in 2011. Katie joined us with several years experience working in Urology and Endocrinology. She is certified with the National Commission on Certification of Physician Assistants and is a member of the American Academy of Physician Assistants. Katie is now practicing as a Physician Assistant in our University Gastroenterology Clinic.
Kegan Jessamy
Kegan Jessamy, MBBS, 3rd Year Fellow, graduated from the University of the West Indies Faculty of Medicine in Trinidad. He completed his Residency in Internal Medicine at SUNY Upstate Medical University in Syracuse, NY.
Sheikh Saleem 
Sheikh Saleem, MBBS, 3rd Year Fellow, graduated from Lahore Medical and Dental College in Pakistan. He completed his Residency in Internal Medicine at Mary Imogene Bassett Hospital in Cooperstown, NY.
Umair Masood 
Umair Masood, MD, 2nd Year Fellow, graduated from St. George's University in Grenada. He completed his Residency in Internal Medicine at SUNY Upstate Medical University in Syracuse, NY.
Anuj Sharma 
Anuj Sharma, MD, 2nd Year Fellow, graduated from St. George's University in Grenada. He completed his Residency in Internal Medicine at SUNY Upstate Medical University in Syracuse, NY.
 
SostreSantiago
Vanessa Sostre Santiago, MD, 1st Year Fellow, graduated from Universidad Autonoma de Guadalajara Facultad de Medicina in Mexico. She completed her Residency in Internal Medicine at St. Joseph's University Medical Center in New Jersey.
Bhutta
Abdul Qadir Bhutta, MD, 1st Year Fellow, graduated from Nishtar Medical College & Hospita in Pakistan. He completed his Residency in Internal Medicine at Kent Hospital, Alpert Medical School of Brown University in Rhode Island.
Andrea Hone

 

 

Andrea Hone, RN has worked as an RN for Upstate University Hospital for the past 14 years.  She worked both in the Pediatric ICU and Surgical ICU.  Andrea was the Patient Service Supervisor for the 5e Pre & Post Care unit for 5+ years and is now currently working as the Endoscopy Nursing Unit Director.

Lorraine

 

Lorraine Brissenden, Practice Administrator, has worked for the Department of Medicine for the past 30 years. She has been the Practice Administrator of the Division of Gastroenterology since 2004. While with the Department of Medicine she has held the role of Manager of Special Projects, Manager of the Satellite Practices, and Manager of an outpatient Gastroenterology practice.

She also spent time managing a multispecialty clinic at University Hospital which included Gastroenterology and has experience working in both an Internal Medicine practice and in the Educational Programs office at University Hospital. She is currently working as the Practice Administrator for the entire Division of Gastroenterology.

Maria-Small.jpg

 

 

Maria Buser, RN, BSN graduated from Far Eastern University in Manila, Philippines in 1980 with a Bachelor of Science in Nursing. She has worked in critical care, ER, and home infusion environments, where she began as a Clinical Coordinator and became a Clinical Supervisor. She has spent the last 22 years combined as a Nurse Manager, Nursing Director, Administrator and Branch Manager in Home Infusion. She is also a certified Infusion Nurse (CRNI) and member of the Infusion Nurses Society. Maria is currently the Nurse Manager in our University Gastroenterology Endoscopy Suite.

 

SherriLalonde

  
Sherri Lalonde, RN, has worked for Upstate Medical University since 2003 and has worked in the Endoscopy Suite at the Hill Medical Center since 2005 as an LPN. She graduated from St. Joseph's School of Nursing in 2017 with an Associates Degree in Nursing and accepted the position of RN/Clerical Supervisor/Nurse Educator and Assistant to the Nurse Manager in our University Gastroenterology Endoscopy Suite. Sherri is currently serving as the Nurse Manager in our University Gastroenterology outpatient clinic at the Hill Medical Center.
Nikki

 

 

Nikkole Bladholm, Fellowship Coordinator & Division Assistant, has worked for the Department of Medicine, Division of Gastroenterology for nearly 3 years. She has worked in educational coordinating for the past 7 years.

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