Russell James Roark, MD
NPI 1952838864ActiveIndividual· Internal Medicine· Little Rock, AR
Internal Medicine (MD) in Little Rock, Arkansas, trained at University of Texas Medical Branch at Galveston (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $189,771 for 267 claims, against $3,093 paid for services in 2024. Boston Scientific Corporation was the largest of 14 companies reporting payments in 2025, $3,195 in all, mostly travel and lodging.
Overview
| NPI | 1952838864 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 23, 2017 |
| Last updated in NPPES | Sep 5, 2024 |
| Certified by provider | Sep 5, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | E-18297 | AR |
| Internal Medicine | 207R00000X | BP10060880 | TX |
| Internal Medicine, Gastroenterology | 207RG0100X | E-18297 | 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); Practitioner - Gastroenterology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 16 |
|---|---|
| Services billed | 29 across 18 procedure codes |
| Paid by Medicare | $3,093 |
Part D prescriptions in 2024
| Prescriptions (claims) | 267 · 392 30-day fills |
|---|---|
| Patients | 87 |
| Total drug cost | $189,771 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Gastroenterology |
Medical group
- Gastroenterology Assoc, LLPAbilene, TX · 4 clinicians
Hospital affiliations
- Hendrick Medical CenterAbilene, TX
- Hendrick Medical Center BrownwoodBrownwood, TX
- Knox County HospitalKnox City, TX
Industry payments (Open Payments)
- 2025$3,195 · 46 payments from 14 companies
- 2024$3,054 · 16 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $1,803 | 10 |
| Ovesco Endoscopy USA, Inc. | $657.90 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $246.70 | 9 |
| Abbvie Inc. | $143.60 | 9 |
| Regeneron Healthcare Solutions, Inc. | $86.45 | 3 |
What the 2025 payments were for
- Travel and Lodging$1,805 · 4 payments
- Food and Beverage$1,376 · 41 payments
- Education$13.76 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 251 internal medicine physicians in Little Rock · All internal medicine physicians in Arkansas