Ronald De La Pena, M.D.
NPI 1194779710ActiveIndividual· Obstetrics & Gynecology· Thousand Oaks, CA
Obstetrics & Gynecology (M.D.) in Thousand Oaks, California, trained at Texas Tech University Health Science Center School of Medicine (class of 1995). In 2024 Medicare paid $25,265 for 145 patients, and Part D covered 186 of their prescriptions, 69% of them generic. Abbvie Inc. was the largest of 28 companies reporting payments in 2025, $1,540 in all, mostly food and beverage.
Overview
| NPI | 1194779710 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 19, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | A54034 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Obstetrics/Gynecology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 145 |
|---|---|
| Services billed | 356 across 26 procedure codes |
| Paid by Medicare | $25,265 |
Part D prescriptions in 2024
| Prescriptions (claims) | 186 · 436 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $29,031 |
| Generic share | 69% of claims |
Education and affiliations
| Medical school | Texas Tech University Health Science Center School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Arroyo Oaks Medical Associates IncThousand Oaks, CA · 11 clinicians
Hospital affiliations
- Adventist Health Simi ValleySimi Valley, CA
- Los Robles Hospital & Medical CenterThousand Oaks, CA
Industry payments (Open Payments)
- 2025$1,540 · 76 payments from 28 companies
- 2024$1,091 · 52 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $241.88 | 14 |
| Sumitomo Pharma America, Inc. | $176.77 | 5 |
| Astellas Pharma US Inc | $138.86 | 5 |
| Amgen Inc. | $136.54 | 6 |
| Radius Health, Inc. | $91.22 | 4 |
What the 2025 payments were for
- Food and Beverage$1,540 · 76 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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