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Stephen Buchner, MD
NPI 1013938786 · Pediatrics Physician · San Mateo, CA
Stephen Buchner, MD is a Pediatrics Physician provider in San Mateo, CA (NPI 1013938786).
Provider details
- NPI number
- 1013938786
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C033833 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
50 S San Mateo Dr
Ste 180
San Mateo, CA 94401-3857
Phone: (650) 342-4145
Fax: (650) 342-2070
Street-level locationGet directions
Mailing address
50 S San Mateo Dr
San Mateo, CA 94401-3857
Registry dates
- Enumerated
- 2006-07-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Stephen Buchner's NPI number?
- Stephen Buchner's National Provider Identifier (NPI) is 1013938786, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Buchner's specialty?
- Stephen Buchner is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Buchner located?
- Stephen Buchner's practice location on file with NPPES is 50 S San Mateo Dr, San Mateo, CA 94401-3857.
- What is Stephen Buchner's phone number?
- The practice phone number listed in the NPPES registry for Stephen Buchner is (650) 342-4145.
- Is Stephen Buchner's NPI active?
- Yes — Stephen Buchner's NPI (1013938786) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.