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Dr. Hans Gerdes sees patients in Manhattan as a gastroenterologist with Memorial Gastroenterology Group.
Weill Cornell Medical College is where Dr. Gerdes went to medical school, graduating in 1983.
Memorial Gastroenterology Group's Manhattan location at 1275 York Ave, New York, NY 10065 is where Dr. Gerdes sees patients — appointments by phone at (212) 639-2000. Dr. Gerdes is also listed at 160 E 53rd St, New York, NY 10022. The group behind the practice, Memorial Gastroenterology Group, lists 24 clinicians with Medicare. He accepts Medicare assignment — useful to know if you are on traditional Medicare. Video (telehealth) appointments are listed as an option.
Practice details
- Specialty
- Gastroenterologist
- Credentials
- MD
- Practice
- Memorial Gastroenterology Group
- Address
- 1275 York Ave, New York, NY 10065
- Phone
- (212) 639-2000
- Other locations
- 160 E 53rd St, New York, NY 10022
- Medical school
- Weill Cornell Medical College (1983)
- Medicare assignment
- Accepts
- Telehealth
- Available
- NPI number
- 1437121217
- NY license no.
- 159353
Reviews here come only from patients. If you've seen Dr. Gerdes, add yours.
Medicare, Medicaid and hospitals
- Medicare patients (2024)
- 585 people with traditional Medicare, average age 74
- Most common services billed to Medicare
- Removal of polyps or growths of large bowel using an endoscope with mechanical snare
- Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
- Biopsy of large bowel using a flexible endoscope
- Procedures on Medicare Care Compare
- Upper gastrointestinal (GI) endoscopy for acid reflux 413 procedures
- Colonoscopy 119 procedures
- Medicare quality score (MIPS 2024)
- 83 out of 100 — reported through the group practice
- New York Medicaid
- Enrolled fee-for-service provider since 2025. Medicaid managed-care plans keep their own networks, so check with your plan.
Medicare figures cover people with traditional (fee-for-service) Medicare only; services billed for fewer than 11 patients are not published.
Comparing gastroenterologists? See 171 in Manhattan or 303 across New York City.
Other gastroenterologists in Manhattan
Dr. Evin McCabe, MDGastroenterologist · North Shore-Lij Medical PCNo reviews yetNew York, NY
Dr. Feng Su, MDGastroenterologist · New York UniversityNo reviews yetNew York, NY
Dr. Forrest Manheimer, MDGastroenterologist · Weill Medical College of CornellNo reviews yetNew York, NY
Dr. Frank A. Nelson, MDGastroenterologist · Icahn School of Medicine at Mount SinaiNo reviews yetNew York, NY
Dr. Franklin Kasmin, MDGastroenterologist · North Shore-Lij Medical PCNo reviews yetNew York, NY
Dr. George Haroutiounian, MDGastroenterologist · George Haroutiounian, M.D., P.C.No reviews yetNew York, NYWrite a review
Frequently Asked Questions
With Memorial Gastroenterology Group, at 1275 York Ave, New York, NY 10065.
Call the office at (212) 639-2000.
Yes — Dr. Gerdes accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
Weill Cornell Medical College, graduating in 1983.
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