What is John Grigsby's NPI number?

John Grigsby's National Provider Identifier (NPI) is 1811670532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Grigsby's specialty?

John Grigsby is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).

Where is John Grigsby located?

John Grigsby's practice location on file with NPPES is 38 Audubon Way, Novato, CA 94949-3901.

What is John Grigsby's phone number?

The practice phone number listed in the NPPES registry for John Grigsby is (415) 448-6446.

Is John Grigsby's NPI active?

Yes — John Grigsby's NPI (1811670532) is active in the NPPES registry as of the last update on 2023-08-09.

IndividualActive

John Grigsby, PHARMD

NPI 1811670532 · Pharmacist · Novato, CA

John Grigsby, PHARMD is a Pharmacist provider in Novato, CA (NPI 1811670532).

Provider details

NPI number: 1811670532
Entity type: Individual
Primary specialty: PharmacistPharmacy Service Providers
Credential: PHARMD
Sex: Male
Sole proprietor: No
License: 86336 (CA)

Specialties & taxonomies

PharmacistPrimary183500000XLicense 86336 (CA)
Pharmacy Service Providers

Profile Score

Established profile(58/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
2 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

38 Audubon Way

Novato, CA 94949-3901

Phone: (415) 448-6446

Street-level locationGet directions

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Mailing address