Gerard Mazo, MD
NPI 1063537454 · General Practice Physician · Madera, CA
Gerard Mazo, MD is a General Practice Physician provider in Madera, CA (NPI 1063537454).
Provider details
- NPI number
- 1063537454
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G20069 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-21
- Last updated
- 2025-09-11
Frequently asked questions
- What is Gerard Mazo's NPI number?
- Gerard Mazo's National Provider Identifier (NPI) is 1063537454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerard Mazo's specialty?
- Gerard Mazo is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Gerard Mazo located?
- Gerard Mazo's practice location on file with NPPES is 344 E 6th St, Madera, CA 93638-3631.
- What is Gerard Mazo's phone number?
- The practice phone number listed in the NPPES registry for Gerard Mazo is (559) 664-4000.
- Is Gerard Mazo's NPI active?
- Yes — Gerard Mazo's NPI (1063537454) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.