Maisa Ismail Abdalla, M.D.
NPI 1669645222ActiveIndividual· Internal Medicine, Gastroenterology· Rochester, NY
Internal Medicine, Gastroenterology (M.D.) with University of Rochester and 2 other groups, practicing in Rochester, New York. Their prescriptions cost Medicare Part D more than their services did: $482,465 for 236 claims, against $20,112 paid for services in 2024. Lists F F Thompson Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1669645222 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 3, 2008 |
| Last updated in NPPES | Jul 6, 2023 |
| Certified by provider | Nov 3, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A140585 | CA |
| Internal Medicine | 207R00000X | A140585 | CA |
| Internal Medicine, Gastroenterology | 207RG0100X | 307634 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (CA); Practitioner - Gastroenterology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 122 |
|---|---|
| Services billed | 266 across 30 procedure codes |
| Paid by Medicare | $20,112 |
Part D prescriptions in 2024
| Prescriptions (claims) | 236 · 335 30-day fills |
|---|---|
| Patients | 65 |
| Total drug cost | $482,465 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical groups
- University of RochesterRochester, NY · 973 clinicians
- Highland Hospital of RochesterLakeville, NY · 411 clinicians
- Gastrointestinal GroupRochester, NY · 51 clinicians
Hospital affiliations
- F F Thompson HospitalCanandaigua, NY
- Highland HospitalRochester, NY
- Strong Memorial HospitalRochester, NY
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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