Gary Dumontier, M.D.
NPI 1437192481ActiveIndividual· Internal Medicine· Washington, MO
Internal Medicine (M.D.) in Washington, Missouri, trained at University of Missouri, Columbia School of Medicine (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $1,588,776 for 17,995 claims, against $81,316 paid for services in 2024. Abbvie Inc. was the largest of 3 companies reporting payments in 2024, $153.62 in all, mostly food and beverage.
Overview
| NPI | 1437192481 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 14, 2006 |
| Last updated in NPPES | Feb 12, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | R7N44 | MO |
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 - Internal Medicine (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 247 |
|---|---|
| Services billed | 1,320 across 37 procedure codes |
| Paid by Medicare | $81,316 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17,995 · 40,509 30-day fills |
|---|---|
| Patients | 1,071 |
| Total drug cost | $1,588,776 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Missouri, Columbia School of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Hospitalist |
Medical groups
- Mercy Clinic East CommunitiesSaint Louis, MO · 571 clinicians
- Institute for Research and Education in Family MedicineSaint Louis, MO · 9 clinicians
Hospital affiliations
- Mercy Hospital St LouisSaint Louis, MO
- Mercy Hospital WashingtonWashington, MO
Industry payments (Open Payments)
- 2024$153.62 · 9 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $125.26 | 7 |
| Sanofi-Aventis U.S. LLC | $14.50 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $13.86 | 1 |
What the 2024 payments were for
- Food and Beverage$153.62 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 25 internal medicine physicians in Washington · All internal medicine physicians in Missouri