Jon Matsunaga, M.D.
NPI 1649362831 · Obstetrics & Gynecology Physician · Santa Monica, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jon Matsunaga, M.D. is a Obstetrics & Gynecology Physician provider in Santa Monica, CA (NPI 1649362831).
Provider details
- NPI number
- 1649362831
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G50159 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
- 2006-09-28
- Last updated
- 2021-04-19
- Certified
- 2021-04-19
Frequently asked questions
- What is Jon Matsunaga's NPI number?
- Jon Matsunaga's National Provider Identifier (NPI) is 1649362831, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jon Matsunaga's specialty?
- Jon Matsunaga is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Jon Matsunaga located?
- Jon Matsunaga's practice location on file with NPPES is 2001 Santa Monica Blvd Ste 970w, Santa Monica, CA 90404-2199.
- What is Jon Matsunaga's phone number?
- The practice phone number listed in the NPPES registry for Jon Matsunaga is (310) 829-7878.
- Does Jon Matsunaga accept Medicare?
- Jon Matsunaga is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jon Matsunaga's NPI active?
- Yes — Jon Matsunaga's NPI (1649362831) is active in the NPPES registry as of the last update on 2021-04-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.