IndividualActive
Richard Tsai, MD
NPI 1275767840 · Neurology Physician · San Francisco, CA
Richard Tsai, MD is a Neurology Physician provider in San Francisco, CA (NPI 1275767840).
Provider details
- NPI number
- 1275767840
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A124499 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
1500 Owens St
Ucsf Medical Center
San Francisco, CA 94158-2334
Phone: (415) 502-7627
Street-level locationGet directions
Mailing address
Po Box 7813
San Francisco, CA 94120-7813
Registry dates
- Enumerated
- 2009-05-11
- Last updated
- 2015-09-30
Frequently asked questions
- What is Richard Tsai's NPI number?
- Richard Tsai's National Provider Identifier (NPI) is 1275767840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Tsai's specialty?
- Richard Tsai is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Tsai located?
- Richard Tsai's practice location on file with NPPES is 1500 Owens St, San Francisco, CA 94158-2334.
- What is Richard Tsai's phone number?
- The practice phone number listed in the NPPES registry for Richard Tsai is (415) 502-7627.
- Is Richard Tsai's NPI active?
- Yes — Richard Tsai's NPI (1275767840) is active in the NPPES registry as of the last update on 2015-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.