Stephen Montgomery, MD
NPI 1194855353 · Emergency Medicine Physician · Fremont, CA
Stephen Montgomery, MD is a Emergency Medicine Physician provider in Fremont, CA (NPI 1194855353).
Provider details
- NPI number
- 1194855353
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G021080 (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
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
Mailing address
Registry dates
- Enumerated
- 2007-03-06
- Last updated
- 2007-07-09
Frequently asked questions
- What is Stephen Montgomery's NPI number?
- Stephen Montgomery's National Provider Identifier (NPI) is 1194855353, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Montgomery's specialty?
- Stephen Montgomery is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Montgomery located?
- Stephen Montgomery's practice location on file with NPPES is 2000 Mowry Ave, Fremont, CA 94538-1716.
- What is Stephen Montgomery's phone number?
- The practice phone number listed in the NPPES registry for Stephen Montgomery is (510) 791-3430.
- Is Stephen Montgomery's NPI active?
- Yes — Stephen Montgomery's NPI (1194855353) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.