Teresa Tan, MD
NPI 1386910636 · Obstetrics & Gynecology Physician · Mountain View, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Teresa Tan, MD is a Obstetrics & Gynecology Physician provider in Mountain View, CA (NPI 1386910636).
Provider details
- NPI number
- 1386910636
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A142220 (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
14 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
- 2012-03-30
- Last updated
- 2016-08-02
Frequently asked questions
- What is Teresa Tan's NPI number?
- Teresa Tan's National Provider Identifier (NPI) is 1386910636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Teresa Tan's specialty?
- Teresa Tan is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Teresa Tan located?
- Teresa Tan's practice location on file with NPPES is 2485 Hospital Dr, Mountain View, CA 94040-4101.
- What is Teresa Tan's phone number?
- The practice phone number listed in the NPPES registry for Teresa Tan is (650) 988-7471.
- Does Teresa Tan accept Medicare?
- Teresa Tan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Teresa Tan's NPI active?
- Yes — Teresa Tan's NPI (1386910636) is active in the NPPES registry as of the last update on 2016-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.