What is Frank Grigsby's NPI number?

Frank Grigsby's National Provider Identifier (NPI) is 1902973746, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Frank Grigsby's specialty?

Frank Grigsby is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).

Where is Frank Grigsby located?

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

What is Frank Grigsby's phone number?

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

Is Frank Grigsby's NPI active?

Yes — Frank Grigsby's NPI (1902973746) is active in the NPPES registry as of the last update on 2008-09-23.

IndividualActive

Frank Grigsby, OD

NPI 1902973746 · Optometrist · Fontana, CA

Frank Grigsby, OD is a Optometrist provider in Fontana, CA (NPI 1902973746).

Provider details

NPI number: 1902973746
Entity type: Individual
Primary specialty: OptometristEye and Vision Services Providers
Credential: OD
Sex: Male
Sole proprietor: No
License: OPT5278TPA (CA)

Specialties & taxonomies

OptometristPrimary152W00000XLicense OPT5278TPA (CA)
Eye and Vision Services Providers

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