Barry Breaux, M.D., M.B.A
NPI 1356785356 · Internal Medicine Physician · Fremont, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barry Breaux, M.D., M.B.A is a Internal Medicine Physician provider in Fremont, CA (NPI 1356785356).
Provider details
- NPI number
- 1356785356
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.B.A
- Sex
- Male
- Sole proprietor
- Yes
- License
- 34283 (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
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
484 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 177 | $153 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 124 | $110 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 74 | $156 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 63 | $19 |
| Administration of Influenza Virus VaccineG0008 | 22 | $39 |
| Administration of Pneumococcal Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 250 | 65 |
| Atorvastatin Calcium | 230 | 64 |
| Rosuvastatin Calcium | 117 | 37 |
| Lisinopril | 94 | 28 |
| Gabapentin | 81 | 23 |
| Metformin Hclbrand: Metformin Hcl Er | 74 | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-04-20
- Last updated
- 2020-06-04
- Certified
- 2020-06-04
Frequently asked questions
- What is Barry Breaux's NPI number?
- Barry Breaux's National Provider Identifier (NPI) is 1356785356, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barry Breaux's specialty?
- Barry Breaux is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Barry Breaux located?
- Barry Breaux's practice location on file with NPPES is 3200 Kearney St, Fremont, CA 94538-2299.
- What is Barry Breaux's phone number?
- The practice phone number listed in the NPPES registry for Barry Breaux is (510) 490-1222.
- Does Barry Breaux accept Medicare?
- Barry Breaux is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barry Breaux's NPI active?
- Yes — Barry Breaux's NPI (1356785356) is active in the NPPES registry as of the last update on 2020-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.