Tina Au
NPI 1063736254 · Internal Medicine Physician · San Mateo, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tina Au is a Internal Medicine Physician provider in San Mateo, CA (NPI 1063736254).
Provider details
- NPI number
- 1063736254
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- A111781 (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
16 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
- 2010-03-17
- Last updated
- 2012-11-16
Frequently asked questions
- What is Tina Au's NPI number?
- Tina Au's National Provider Identifier (NPI) is 1063736254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tina Au's specialty?
- Tina Au is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tina Au located?
- Tina Au's practice location on file with NPPES is 222 W 39th Ave, San Mateo, CA 94403-4364.
- What is Tina Au's phone number?
- The practice phone number listed in the NPPES registry for Tina Au is (650) 573-3702.
- Does Tina Au accept Medicare?
- Tina Au is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tina Au's NPI active?
- Yes — Tina Au's NPI (1063736254) is active in the NPPES registry as of the last update on 2012-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.