Theodore Nassar, M.D.
NPI 1609962000 · Obstetrics & Gynecology Physician · Madera, CA
Theodore Nassar, M.D. is a Obstetrics & Gynecology Physician provider in Madera, CA (NPI 1609962000).
Provider details
- NPI number
- 1609962000
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A31164 (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
- 2006-10-04
- Last updated
- 2011-11-18
Frequently asked questions
- What is Theodore Nassar's NPI number?
- Theodore Nassar's National Provider Identifier (NPI) is 1609962000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theodore Nassar's specialty?
- Theodore Nassar is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Theodore Nassar located?
- Theodore Nassar's practice location on file with NPPES is 363 E Almond Ave Ste 101, Madera, CA 93637-5753.
- What is Theodore Nassar's phone number?
- The practice phone number listed in the NPPES registry for Theodore Nassar is (559) 674-0917.
- Is Theodore Nassar's NPI active?
- Yes — Theodore Nassar's NPI (1609962000) is active in the NPPES registry as of the last update on 2011-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.