Isaac Stephens, MD
NPI 1427852334 · Student in an Organized Health Care Education/Training Program · Fontana, CA
Isaac Stephens, MD is a Student in an Organized Health Care Education/Training Program provider in Fontana, CA (NPI 1427852334).
Provider details
- NPI number
- 1427852334
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
- 2025-04-01
- Last updated
- 2025-04-01
- Certified
- 2025-03-27
Frequently asked questions
- What is Isaac Stephens's NPI number?
- Isaac Stephens's National Provider Identifier (NPI) is 1427852334, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isaac Stephens's specialty?
- Isaac Stephens is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Isaac Stephens located?
- Isaac Stephens's practice location on file with NPPES is 17234 Valley Blvd, Building a, Fontana, CA 92335.
- What is Isaac Stephens's phone number?
- The practice phone number listed in the NPPES registry for Isaac Stephens is (909) 427-2608.
- Is Isaac Stephens's NPI active?
- Yes — Isaac Stephens's NPI (1427852334) is active in the NPPES registry as of the last update on 2025-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.