David L. Barnes, D.O.
NPI 1124081211ActiveIndividual· Internal Medicine· Wasilla, AK
Internal Medicine (D.O.) in Wasilla, Alaska, trained at Texas Tech University Health Science Center School of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $300,656 for 678 claims, against $5,458 paid for services in 2024. Abbvie Inc. was the largest of 13 companies reporting payments in 2025, $1,157 in all, mostly food and beverage.
Overview
| NPI | 1124081211 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Apr 10, 2006 |
| Last updated in NPPES | Apr 12, 2024 |
| Certified by provider | Apr 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 2640 | AK |
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 Order and Referring Only - Internal Medicine (AK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 43 |
|---|---|
| Services billed | 146 across 26 procedure codes |
| Paid by Medicare | $5,458 |
Part D prescriptions in 2024
| Prescriptions (claims) | 678 · 1,698 30-day fills |
|---|---|
| Patients | 94 |
| Total drug cost | $300,656 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Texas Tech University Health Science Center School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Internal Medicine |
Medical group
- Select Physical Therapy Holdings IncClarksville, TN · 2,024 clinicians
Industry payments (Open Payments)
- 2025$1,157 · 51 payments from 13 companies
- 2024$1,121 · 57 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $437.14 | 20 |
| Astrazeneca Pharmaceuticals LP | $287.10 | 14 |
| Aimmune Therapeutics, Inc. | $71.22 | 3 |
| Tms Neurohealth Centers Inc. | $68.70 | 1 |
| Glaxosmithkline, LLC. | $67.36 | 3 |
What the 2025 payments were for
- Food and Beverage$1,157 · 51 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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