Stephen Hall Hennigan, MD
NPI 1386728996ActiveIndividual· Specialist· Fayetteville, AR
Specialist (MD) in Fayetteville, Arkansas, trained at Louisiana State University School of Medicine in Shreveport (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $1,322,181 for 1,297 claims, against $308,190 paid for services in 2024. Viiv Healthcare Company was the largest of 9 companies reporting payments in 2025, $708.75 in all, mostly food and beverage.
Overview
| NPI | 1386728996 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 24, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | E0104 | 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 - Infectious Disease (AR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 356 |
|---|---|
| Services billed | 80,913 across 45 procedure codes |
| Paid by Medicare | $308,190 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,297 · 1,472 30-day fills |
|---|---|
| Patients | 190 |
| Total drug cost | $1,322,181 |
| Generic share | 70% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in Shreveport |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
Medical group
- Infectious Disease Specialists of Northwest ArkansasSpringdale, AR · 6 clinicians
Hospital affiliations
- Mercy Hospital Northwest ArkansasRogers, AR
- Northwest Medical Center-SpringdaleSpringdale, AR
- Washington Regional Medical CenterFayetteville, AR
Industry payments (Open Payments)
- 2025$708.75 · 33 payments from 9 companies
- 2024$986.32 · 42 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viiv Healthcare Company | $229.33 | 10 |
| Abbvie Inc. | $167.57 | 8 |
| Merck Sharp & Dohme LLC | $72.59 | 4 |
| Gilead Sciences, Inc. | $57.57 | 2 |
| Aimmune Therapeutics, Inc. | $46.22 | 2 |
What the 2025 payments were for
- Food and Beverage$708.75 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 59 Specialist providers in Fayetteville · All Specialist providers in Arkansas