Thomas Ryan Birris, MD
NPI 1003083627ActiveIndividual· Internal Medicine, Gastroenterology· Saint Joseph, MI
Internal Medicine, Gastroenterology (MD) with Lakeland Medical Practices, practicing in Saint Joseph, Michigan. Their prescriptions cost Medicare Part D more than their services did: $161,712 for 199 claims, against $37,056 paid for services in 2024. Abbvie Inc. was the largest of 6 companies reporting payments in 2025, $555.13 in all, mostly food and beverage. Lists Lakeland Hospital, St Joseph as a hospital affiliation.
Overview
| NPI | 1003083627 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 13, 2008 |
| Last updated in NPPES | May 26, 2021 |
| Certified by provider | May 26, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 4301100025 | MI |
| Internal Medicine | 207R00000X | 036120897 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 168 |
|---|---|
| Services billed | 455 across 35 procedure codes |
| Paid by Medicare | $37,056 |
Part D prescriptions in 2024
| Prescriptions (claims) | 199 · 479 30-day fills |
|---|---|
| Patients | 91 |
| Total drug cost | $161,712 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Gastroenterology |
Medical group
- Lakeland Medical PracticesSaint Joseph, MI · 281 clinicians
Hospital affiliation
- Lakeland Hospital, St JosephSt Joseph, MI
Industry payments (Open Payments)
- 2025$555.13 · 9 payments from 6 companies
- 2024$2,631 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $179.65 | 4 |
| Boston Scientific Corporation | $142.86 | 1 |
| Ironwood Pharmaceuticals, Inc | $98.24 | 1 |
| Regeneron Healthcare Solutions, Inc. | $85.89 | 1 |
| Phathom Pharmaceuticals, Inc. | $29.29 | 1 |
What the 2025 payments were for
- Food and Beverage$555.13 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Internal Medicine, Gastroenterology providers in Michigan →