What is Jan Herrman's NPI number?

Jan Herrman's National Provider Identifier (NPI) is 1235200270, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Jan Herrman's specialty?

Jan Herrman is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).

Where is Jan Herrman located?

Jan Herrman's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.

What is Jan Herrman's phone number?

The practice phone number listed in the NPPES registry for Jan Herrman is (909) 427-3910.

Is Jan Herrman's NPI active?

Yes — Jan Herrman's NPI (1235200270) is active in the NPPES registry as of the last update on 2008-09-23.

IndividualActive

Jan Herrman, MD

NPI 1235200270 · Nephrology Physician · Fontana, CA

Jan Herrman, MD is a Nephrology Physician provider in Fontana, CA (NPI 1235200270).

Provider details

NPI number: 1235200270
Entity type: Individual
Primary specialty: Nephrology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: C40972 (CA)

Specialties & taxonomies

Nephrology PhysicianPrimary207RN0300XLicense C40972 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(90/100 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

9961 Sierra Ave

Fontana, CA 92335-6720

Phone: (909) 427-3910

Street-level locationGet directions

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Mailing address