Otis Sumter Warr IV, M.D.
NPI 1043214323ActiveIndividual· Specialist· Mountain Home, AR
Specialist (M.D.) in Mountain Home, Arkansas, trained at University of Tennessee, Hsc, College of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $916,920 for 6,748 claims, against $187,391 paid for services in 2024. Abbott Laboratories was the largest of 7 companies reporting payments in 2025, $343.92 in all, mostly food and beverage.
Overview
| NPI | 1043214323 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 2, 2005 |
| Last updated in NPPES | Feb 29, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | E3744 | 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 - Cardiovascular Disease (Cardiology) (AR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,724 |
|---|---|
| Services billed | 5,145 across 70 procedure codes |
| Paid by Medicare | $187,391 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,748 · 15,704 30-day fills |
|---|---|
| Patients | 912 |
| Total drug cost | $916,920 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Tennessee, Hsc, College of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Nuclear Medicine, Peripheral Vascular Disease |
Medical groups
- Baxter County Regional Hospital IncMelbourne, AR · 59 clinicians
- Baxter Regional Enterprises, LLCMountain Home, AR · 21 clinicians
Hospital affiliation
- Baxter HealthMountain Home, AR
Industry payments (Open Payments)
- 2025$343.92 · 14 payments from 7 companies
- 2024$182.27 · 10 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $77.24 | 2 |
| Novartis Pharmaceuticals Corporation | $71.49 | 4 |
| Pfizer Inc. | $51.81 | 3 |
| Cardiva Medical, Inc. | $51.34 | 1 |
| Boston Scientific Corporation | $38.13 | 1 |
What the 2025 payments were for
- Food and Beverage$323.70 · 13 payments
- Education$20.22 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Specialist providers in Mountain Home
- 1114097938
- 1790855518
- 1073716569
- 1134341381
- 1144334509
- 1265197651
- 1275584575
- 1447253273
- 1568466845
- 1578487633
- 1700918471
- 1720264245
All 19 Specialist providers in Mountain Home · All Specialist providers in Arkansas