Martin Fenstershieb, MD
NPI 1346203296 · Pediatrics Physician · San Jose, CA
Martin Fenstershieb, MD is a Pediatrics Physician provider in San Jose, CA (NPI 1346203296).
Provider details
- NPI number
- 1346203296
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A35836 (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
- 2006-04-11
- Last updated
- 2007-09-12
Frequently asked questions
- What is Martin Fenstershieb's NPI number?
- Martin Fenstershieb's National Provider Identifier (NPI) is 1346203296, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martin Fenstershieb's specialty?
- Martin Fenstershieb is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Martin Fenstershieb located?
- Martin Fenstershieb's practice location on file with NPPES is 2400 Moorpark Ave, San Jose, CA 95128-2631.
- What is Martin Fenstershieb's phone number?
- The practice phone number listed in the NPPES registry for Martin Fenstershieb is (408) 423-0707.
- Is Martin Fenstershieb's NPI active?
- Yes — Martin Fenstershieb's NPI (1346203296) is active in the NPPES registry as of the last update on 2007-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.