Denise R. Dahm, M.D.
NPI 1962612028ActiveIndividual· Internal Medicine, Geriatric Medicine· San Antonio, TX
Internal Medicine, Geriatric Medicine (M.D.) in San Antonio, Texas, trained at Washington University School of Medicine (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $129,728 for 954 claims, against $10,252 paid for services in 2024.
Overview
| NPI | 1962612028 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 23, 2007 |
| Last updated in NPPES | Nov 6, 2025 |
| Certified by provider | Nov 6, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | N3029 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Geriatric Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 92 |
|---|---|
| Services billed | 220 across 5 procedure codes |
| Paid by Medicare | $10,252 |
Part D prescriptions in 2024
| Prescriptions (claims) | 954 · 1,901 30-day fills |
|---|---|
| Patients | 218 |
| Total drug cost | $129,728 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Washington University School of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Geriatric Medicine |
| Secondary specialties | Internal Medicine |
Medical group
- University of Texas Health Science Center at San AntonioSan Antonio, TX · 1,297 clinicians
Hospital affiliation
- University Health SystemSan Antonio, TX
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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