John Tsukahara, M.D.
NPI 1003838327 · Pediatrics Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Tsukahara, M.D. is a Pediatrics Physician provider in San Francisco, CA (NPI 1003838327).
Provider details
- NPI number
- 1003838327
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G46483 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-07-24
- Last updated
- 2016-02-26
Frequently asked questions
- What is John Tsukahara's NPI number?
- John Tsukahara's National Provider Identifier (NPI) is 1003838327, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Tsukahara's specialty?
- John Tsukahara is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is John Tsukahara located?
- John Tsukahara's practice location on file with NPPES is 2340 Clay St, San Francisco, CA 94115-1932.
- What is John Tsukahara's phone number?
- The practice phone number listed in the NPPES registry for John Tsukahara is (415) 600-1111.
- Does John Tsukahara accept Medicare?
- John Tsukahara is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Tsukahara's NPI active?
- Yes — John Tsukahara's NPI (1003838327) is active in the NPPES registry as of the last update on 2016-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.