Gregory Michael Meis, D.O.
NPI 1417944125ActiveIndividual· Internal Medicine, Gastroenterology· Westerville, OH
Internal Medicine, Gastroenterology (D.O.) with Ohiohealth Corporation and 2 other groups, practicing in Westerville, Ohio. In 2024 Medicare paid $47,303 for 348 patients, and Part D covered 628 of their prescriptions, 87% of them generic. Abbvie Inc. was the largest of 2 companies reporting payments in 2025, $147.18 in all, mostly food and beverage. Lists Dublin Methodist Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1417944125 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Sep 29, 2005 |
| Last updated in NPPES | Nov 6, 2023 |
| Certified by provider | Nov 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 34008404 | OH |
| Internal Medicine | 207R00000X | 34. 008404 | OH |
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 (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 348 |
|---|---|
| Services billed | 463 across 32 procedure codes |
| Paid by Medicare | $47,303 |
Part D prescriptions in 2024
| Prescriptions (claims) | 628 · 880 30-day fills |
|---|---|
| Patients | 437 |
| Total drug cost | $36,176 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical groups
- Ohiohealth CorporationColumbus, OH · 2,314 clinicians
- Ohio Gastroenterology Group, Inc.Columbus, OH · 119 clinicians
- Union County Physician CorporationMarysville, OH · 105 clinicians
Hospital affiliations
- Dublin Methodist HospitalDublin, OH
- Grant Medical CenterColumbus, OH
- Memorial HospitalMarysville, OH
- Mount Carmel St Ann'sWesterville, OH
- Riverside Methodist HospitalColumbus, OH
Industry payments (Open Payments)
- 2025$147.18 · 7 payments from 2 companies
- 2024$36.52 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $80.82 | 4 |
| Janssen Biotech, Inc. | $66.36 | 3 |
What the 2025 payments were for
- Food and Beverage$147.18 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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