Tammy Elaine Stallings, MD
NPI 1417290412ActiveIndividual· Internal Medicine· Bentonville, AR
Internal Medicine (MD) with Mercy Health Northwest Arkansas Communities, practicing in Bentonville, Arkansas. Their prescriptions cost Medicare Part D more than their services did: $762,497 for 6,897 claims, against $82,644 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 11 companies reporting payments in 2025, $869.22 in all, mostly food and beverage. Lists Mercy Hospital Northwest Arkansas as a hospital affiliation.
Overview
| NPI | 1417290412 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 28, 2013 |
| Last updated in NPPES | Jul 26, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | E10270 | AR |
| Pediatrics | 208000000X | E-10270 | 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 - Internal Medicine (AR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 230 |
|---|---|
| Services billed | 2,556 across 52 procedure codes |
| Paid by Medicare | $82,644 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,897 · 14,664 30-day fills |
|---|---|
| Patients | 520 |
| Total drug cost | $762,497 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pediatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- Mercy Health Northwest Arkansas CommunitiesBella Vista, AR · 318 clinicians
Hospital affiliation
- Mercy Hospital Northwest ArkansasRogers, AR
Other facilities
- Mercy Home HealthHome health agency · Rogers, AR
Industry payments (Open Payments)
- 2025$869.22 · 52 payments from 11 companies
- 2024$964.52 · 58 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $211.75 | 15 |
| Abbvie Inc. | $150.10 | 10 |
| Pfizer Inc. | $137.07 | 7 |
| Novo Nordisk Inc | $102.82 | 5 |
| Exact Sciences Corporation | $60.01 | 3 |
What the 2025 payments were for
- Food and Beverage$869.22 · 52 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 23 internal medicine physicians in Bentonville · All internal medicine physicians in Arkansas