IndividualActive
Jack Bernstein, MD
NPI 1457301384 · Internal Medicine Physician · San Mateo, CA
Jack Bernstein, MD is a Internal Medicine Physician provider in San Mateo, CA (NPI 1457301384).
Provider details
- NPI number
- 1457301384
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- C28238 (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
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
101 S San Mateo Dr
San Mateo, CA 94401-3819
Phone: (650) 942-7071
Street-level locationGet directions
Mailing address
101 S San Mateo Dr
San Mateo, CA 94401-3840
Registry dates
- Enumerated
- 2006-05-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Jack Bernstein's NPI number?
- Jack Bernstein's National Provider Identifier (NPI) is 1457301384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Bernstein's specialty?
- Jack Bernstein is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jack Bernstein located?
- Jack Bernstein's practice location on file with NPPES is 101 S San Mateo Dr, San Mateo, CA 94401-3819.
- What is Jack Bernstein's phone number?
- The practice phone number listed in the NPPES registry for Jack Bernstein is (650) 942-7071.
- Is Jack Bernstein's NPI active?
- Yes — Jack Bernstein's NPI (1457301384) 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.