M. Bruce Johnson, MD
NPI 1134123813ActiveIndividual· Internal Medicine, Gastroenterology· Little Rock, AR
Internal Medicine, Gastroenterology (MD) in Little Rock, Arkansas, trained at University of Tennessee, Hsc, College of Medicine (class of 1984). In 2024 Medicare paid $351,103 for 502 patients, and Part D covered 1,182 of their prescriptions, 80% of them generic. Abbvie Inc. was the largest of 16 companies reporting payments in 2025, $2,462 in all, mostly food and beverage.
Overview
| NPI | 1134123813 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 9, 2005 |
| Last updated in NPPES | Jul 23, 2026 |
| Certified by provider | Jul 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | N7853 | AR |
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 (AR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 502 |
|---|---|
| Services billed | 17,081 across 39 procedure codes |
| Paid by Medicare | $351,103 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,182 · 1,639 30-day fills |
|---|---|
| Patients | 334 |
| Total drug cost | $413,642 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | University of Tennessee, Hsc, College of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Gastroenterology Associates PALittle Rock, AR · 29 clinicians
Hospital affiliations
- Baptist Health Medical Center-Little RockLittle Rock, AR
- Chi-St Vincent InfirmaryLittle Rock, AR
Industry payments (Open Payments)
- 2025$2,462 · 123 payments from 16 companies
- 2024$3,706 · 187 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $908.47 | 49 |
| Janssen Biotech, Inc. | $449.52 | 17 |
| Takeda Pharmaceuticals U.S.A., Inc. | $308.03 | 18 |
| Lilly USA, LLC | $237.28 | 7 |
| Regeneron Healthcare Solutions, Inc. | $151.61 | 8 |
What the 2025 payments were for
- Food and Beverage$2,462 · 123 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 66 gastroenterologists in Little Rock · All gastroenterologists in Arkansas