Sonushya Mathai, M.D.
NPI 1164886537 · Psychiatry Physician · Napa, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sonushya Mathai, M.D. is a Psychiatry Physician provider in Napa, CA (NPI 1164886537).
Provider details
- NPI number
- 1164886537
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A157670 (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
10 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)
- 101 the City Dr SBuilding 3, Room 207Orange, CA 92868-3201Phone: (714) 456-5770Fax: (714) 456-7615
Registry dates
- Enumerated
- 2016-04-11
- Last updated
- 2022-01-12
- Certified
- 2022-01-12
Frequently asked questions
- What is Sonushya Mathai's NPI number?
- Sonushya Mathai's National Provider Identifier (NPI) is 1164886537, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonushya Mathai's specialty?
- Sonushya Mathai is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Sonushya Mathai located?
- Sonushya Mathai's practice location on file with NPPES is 2100 Napa Vallejo Hwy, Napa, CA 94558-6234.
- What is Sonushya Mathai's phone number?
- The practice phone number listed in the NPPES registry for Sonushya Mathai is (562) 888-4768.
- Does Sonushya Mathai accept Medicare?
- Sonushya Mathai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sonushya Mathai's NPI active?
- Yes — Sonushya Mathai's NPI (1164886537) is active in the NPPES registry as of the last update on 2022-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.