Paul Ostoya, M.D.
NPI 1649318338 · Obstetrics & Gynecology Physician · Fresno, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Ostoya, M.D. is a Obstetrics & Gynecology Physician provider in Fresno, CA (NPI 1649318338).
Provider details
- NPI number
- 1649318338
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A52252 (CA)
Specialties & taxonomies
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
- 2007-02-02
- Last updated
- 2007-07-09
Frequently asked questions
- What is Paul Ostoya's NPI number?
- Paul Ostoya's National Provider Identifier (NPI) is 1649318338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Ostoya's specialty?
- Paul Ostoya is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Paul Ostoya located?
- Paul Ostoya's practice location on file with NPPES is 1095 E Warner Ave, Fresno, CA 93710-4000.
- What is Paul Ostoya's phone number?
- The practice phone number listed in the NPPES registry for Paul Ostoya is (559) 435-3567.
- Does Paul Ostoya accept Medicare?
- Paul Ostoya is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Ostoya's NPI active?
- Yes — Paul Ostoya's NPI (1649318338) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.