What is Chaofan Guan's NPI number?

Chaofan Guan's National Provider Identifier (NPI) is 1821866286, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Chaofan Guan's specialty?

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

Where is Chaofan Guan located?

Chaofan Guan's practice location on file with NPPES is 3701 Broadway, Oakland, CA 94611-5613.

What is Chaofan Guan's phone number?

The practice phone number listed in the NPPES registry for Chaofan Guan is (510) 752-1000.

Is Chaofan Guan's NPI active?

Yes — Chaofan Guan's NPI (1821866286) is active in the NPPES registry as of the last update on 2023-12-15.

IndividualActive

Chaofan Guan, PHARMD

NPI 1821866286 · Pharmacist · Oakland, CA

Chaofan Guan, PHARMD is a Pharmacist provider in Oakland, CA (NPI 1821866286).

Provider details

NPI number: 1821866286
Entity type: Individual
Primary specialty: PharmacistPharmacy Service Providers
Credential: PHARMD
Sex: Male
Sole proprietor: No
License: 86981 (CA)

Specialties & taxonomies

PharmacistPrimary183500000XLicense 86981 (CA)
Pharmacy Service Providers

Profile Score

Established profile(57/100 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

3701 Broadway

Oakland, CA 94611-5613

Phone: (510) 752-1000

Street-level locationGet directions

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Mailing address