Doctor profile · Federal record
Dr. Ronald de la Pena, M.D.
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Thousand Oaks, CA
- NPI 1194779710
- Accepts Medicare
- 31 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
2230 Lynn RD, Suite 200
Thousand Oaks, CA 913601901
(805) 495-1066
fax (805) 497-1428
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- California #A54034
- Medicaid
- CA #00A540340
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1194779710. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
303
Distinct HCPCS
6
Medicare allowed
$27,620
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 114 | 100 | $139 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 64 | 64 | $43 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 42 | 42 | $21 | |
G0328 |
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous | 37 | 37 | $18 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 30 | 29 | $195 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 16 | 16 | $99 |
In context: peer comparison
Among 5 peers in Thousand Oaks Obstetrics & Gynecology Physician, average services per provider: 130. This provider delivers 2.3× the peer median.Open Payments
Industry payments received
All-time total
$1,091
Transactions
46
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 10 | $176.37 | |
| Astellas Pharma US INC | 5 | $122.50 | |
| Abbott Laboratories | 4 | $92.78 | |
| GlaxoSmithKline, LLC. | 5 | $91.98 | |
| Amgen INC. | 3 | $79.71 | |
| Merck Sharp & Dohme LLC | 3 | $60.69 | |
| Lundbeck LLC | 2 | $58.07 | |
| Lilly USA, LLC | 2 | $56.60 | |
| Bayer Healthcare Pharmaceuticals INC. | 2 | $36.96 | |
| Neurocrine Biosciences, INC. | 1 | $34.94 | |
| Pfizer INC. | 2 | $34.20 | |
| Novo Nordisk INC | 2 | $33.30 | |
| Nevro Corp. | 1 | $32.73 | |
| AstraZeneca Pharmaceuticals Lp | 2 | $32.44 | |
| Exact Sciences Corporation | 2 | $30.87 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
112
Patients
19
Total drug cost
$12,937
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 55 | 19 | $3,190 |
| Premarin (Estrogens, Conjugated) | Brand | 18 | 0 | $8,282 |
| Progesterone (Progesterone, Micronized) | Brand | 14 | 0 | $615 |
| Estradiol (Twice Weekly) (Estradiol) | Brand | 13 | 0 | $829 |
| Lorazepam | Generic | 12 | 0 | $20 |
Frequently asked questions
What is Dr. Ronald de la Pena's medical specialty?
Dr. Ronald de la Pena practices Obstetrics & Gynecology Physician in Thousand Oaks, CA.
Where does Dr. Ronald de la Pena practice?
Dr. Ronald de la Pena practices at 2230 Lynn RD, Thousand Oaks, CA 913601901. Office phone: 8054951066.
What is Dr. Ronald de la Pena's NPI?
Dr. Ronald de la Pena's National Provider Identifier (NPI) is 1194779710, issued by NPPES.
Does Dr. Ronald de la Pena accept Medicare assignment?
Yes. Dr. Ronald de la Pena accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronald de la Pena commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.