David Randel Allen, M.D.
NPI 1154398410ActiveIndividual· Internal Medicine, Pulmonary Disease· Oklahoma City, OK
Internal Medicine, Pulmonary Disease (M.D.) in Oklahoma City, Oklahoma, trained at University of Oklahoma College of Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $838,945 for 2,730 claims, against $76,595 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 3 companies reporting payments in 2025, $110.40 in all, mostly food and beverage.
Overview
| NPI | 1154398410 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 7, 2006 |
| Last updated in NPPES | Apr 3, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 16180 | OK |
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 - Pulmonary Disease (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 256 |
|---|---|
| Services billed | 883 across 21 procedure codes |
| Paid by Medicare | $76,595 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,730 · 4,450 30-day fills |
|---|---|
| Patients | 299 |
| Total drug cost | $838,945 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Critical Care (Intensivists), Internal Medicine |
Hospital affiliation
- Ssm Health St Anthony Hospital - Oklahoma CityOklahoma City, OK
Industry payments (Open Payments)
- 2025$110.40 · 6 payments from 3 companies
- 2024$232.00 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $70.93 | 4 |
| Viatris Specialty LLC | $22.80 | 1 |
| Astrazeneca Pharmaceuticals LP | $16.67 | 1 |
What the 2025 payments were for
- Food and Beverage$110.40 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 110 pulmonologists in Oklahoma City · All pulmonologists in Oklahoma