Sadaf Samizay, M.D.
NPI 1124439260 · Obstetrics & Gynecology Physician · San Ramon, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sadaf Samizay, M.D. is a Obstetrics & Gynecology Physician provider in San Ramon, CA (NPI 1124439260).
Provider details
- NPI number
- 1124439260
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A149875 (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
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1400 Florida Ave Ste 207Modesto, CA 95350-4445Phone: (209) 522-1027Fax: (209) 522-7956
Registry dates
- Enumerated
- 2014-05-12
- Last updated
- 2020-02-20
- Certified
- 2020-02-20
Frequently asked questions
- What is Sadaf Samizay's NPI number?
- Sadaf Samizay's National Provider Identifier (NPI) is 1124439260, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sadaf Samizay's specialty?
- Sadaf Samizay is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Sadaf Samizay located?
- Sadaf Samizay's practice location on file with NPPES is 5601 Norris Canyon Rd, San Ramon, CA 94583-5407.
- What is Sadaf Samizay's phone number?
- The practice phone number listed in the NPPES registry for Sadaf Samizay is (925) 587-4808.
- Does Sadaf Samizay accept Medicare?
- Sadaf Samizay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sadaf Samizay's NPI active?
- Yes — Sadaf Samizay's NPI (1124439260) is active in the NPPES registry as of the last update on 2020-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.