Panayiotis P. Grevenitis, M.D.
NPI 1073834792ActiveIndividual· Internal Medicine, Gastroenterology· Mobile, AL
Internal Medicine, Gastroenterology (M.D.) in Mobile, Alabama, trained at University of South Alabama College of Medicine (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $1,626,997 for 3,981 claims, against $134,235 paid for services in 2024. Abbvie Inc. was the largest of 14 companies reporting payments in 2025, $2,062 in all, mostly food and beverage.
Overview
| NPI | 1073834792 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 16, 2010 |
| Last updated in NPPES | Oct 2, 2023 |
| Certified by provider | Oct 2, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD.35145 | AL |
| Internal Medicine | 207R00000X | LL32661 | SC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (AL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 327 |
|---|---|
| Services billed | 3,341 across 42 procedure codes |
| Paid by Medicare | $134,235 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,981 · 6,885 30-day fills |
|---|---|
| Patients | 1,014 |
| Total drug cost | $1,626,997 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | University of South Alabama College of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Gut PCDothan, AL · 56 clinicians
Hospital affiliations
- Mobile Infirmary Medical CenterMobile, AL
- Springhill Medical CenterMobile, AL
Industry payments (Open Payments)
- 2025$2,062 · 146 payments from 14 companies
- 2024$1,973 · 134 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $582.42 | 44 |
| Janssen Biotech, Inc. | $266.46 | 24 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $244.78 | 25 |
| Madrigal Pharmaceuticals | $176.66 | 5 |
| Gilead Sciences, Inc. | $142.38 | 11 |
What the 2025 payments were for
- Food and Beverage$2,062 · 146 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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