Carlos O'Bryan-Becerra, M.D.
NPI 1649422338 · Family Medicine Physician · Ventura, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carlos O'Bryan-Becerra, M.D. is a Family Medicine Physician provider in Ventura, CA (NPI 1649422338).
Provider details
- NPI number
- 1649422338
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A110745 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
824 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 515 | $68 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 164 | $99 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 51 | $98 |
| Smoking and Tobacco Use Intensive Counseling, 4-10 Minutes99406 | 28 | $12 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 21 | $36 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 82 | 31 |
| Lisinopril | 66 | 21 |
| Metformin Hcl | 50 | 21 |
| Amlodipine Besylate | 37 | 11 |
| Empagliflozinbrand: Jardiance | 28 | — |
| Levothyroxine Sodium | 28 | — |
| Duloxetine Hcl |
Practice location
Mailing address
Additional practice locations (2)
- 2400 S C StOxnard, CA 93033-4555Phone: (805) 240-7000
- 325 W Channel BlvdOxnard, CA 93033Phone: (805) 204-9500
Registry dates
- Enumerated
- 2008-10-14
- Last updated
- 2023-07-17
- Certified
- 2023-07-17
Frequently asked questions
- What is Carlos O'Bryan-Becerra's NPI number?
- Carlos O'Bryan-Becerra's National Provider Identifier (NPI) is 1649422338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carlos O'Bryan-Becerra's specialty?
- Carlos O'Bryan-Becerra is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Carlos O'Bryan-Becerra located?
- Carlos O'Bryan-Becerra's practice location on file with NPPES is 3291 Loma Vista Rd, Ventura, CA 93003-3099.
- What is Carlos O'Bryan-Becerra's phone number?
- The practice phone number listed in the NPPES registry for Carlos O'Bryan-Becerra is (805) 652-6228.
- Does Carlos O'Bryan-Becerra accept Medicare?
- Carlos O'Bryan-Becerra is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carlos O'Bryan-Becerra's NPI active?
- Yes — Carlos O'Bryan-Becerra's NPI (1649422338) is active in the NPPES registry as of the last update on 2023-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.