Ronald Stephen Davis, M.D.
NPI 1497770572ActiveIndividual· Dermatology· San Antonio, TX
Dermatology (M.D.) in San Antonio, Texas, trained at Tulane University School of Medicine (class of 1975). Part D covered 337 prescriptions written in 2024, 84% of them generic. Lilly USA, LLC was the largest of 12 companies reporting payments in 2025, $848.20 in all, mostly food and beverage.
Overview
| NPI | 1497770572 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 12, 2006 |
| Last updated in NPPES | Feb 14, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | G0686 | TX |
| Dermatology | 207N00000X | MD.013075 | LA |
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 - Dermatology (TX) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 337 · 377 30-day fills |
|---|---|
| Patients | 119 |
| Total drug cost | $386,845 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Tulane University School of Medicine |
|---|---|
| Graduation year | 1975 |
| Medicare specialty | Dermatology |
Medical group
- Ross DermatologySan Antonio, TX · 5 clinicians
Industry payments (Open Payments)
- 2025$848.20 · 34 payments from 12 companies
- 2024$1,012 · 26 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $188.17 | 4 |
| Ucb, Inc. | $143.07 | 7 |
| Regeneron Healthcare Solutions, Inc. | $125.00 | 1 |
| Pfizer Inc. | $84.05 | 5 |
| Ortho Dermatologics, A Division of Bausch Health US, LLC | $57.21 | 3 |
What the 2025 payments were for
- Food and Beverage$848.20 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other dermatologists in San Antonio
- 1013181916
- 1013993096
- 1073564456
- 1093925778
- 1104834456
- 1114337318
- 1114556974
- 1124181615
- 1144221359
- 1144291519
- 1144858754
- 1154312080
All 142 dermatologists in San Antonio · All dermatologists in Texas