What is Mark Eicher's NPI number?

Mark Eicher's National Provider Identifier (NPI) is 1760541361, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Eicher's specialty?

Mark Eicher is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Mark Eicher located?

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

What is Mark Eicher's phone number?

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

Is Mark Eicher's NPI active?

Yes — Mark Eicher's NPI (1760541361) is active in the NPPES registry as of the last update on 2021-11-29.

IndividualActive

Mark Eicher, MD

NPI 1760541361 · Internal Medicine Physician · Fontana, CA

Mark Eicher, MD is a Internal Medicine Physician provider in Fontana, CA (NPI 1760541361).

Provider details

NPI number: 1760541361
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: G55756 (CA)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense G55756 (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