What is Gail Garcellano's NPI number?

Gail Garcellano's National Provider Identifier (NPI) is 1790627792, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Gail Garcellano's specialty?

Gail Garcellano is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Gail Garcellano located?

Gail Garcellano's practice location on file with NPPES is 359 Glendale Ave, San Marcos, CA 92069-1170.

What is Gail Garcellano's phone number?

The practice phone number listed in the NPPES registry for Gail Garcellano is (917) 407-2811.

Is Gail Garcellano's NPI active?

Yes — Gail Garcellano's NPI (1790627792) is active in the NPPES registry as of the last update on 2026-04-08.

IndividualActive

Gail Garcellano, RN

NPI 1790627792 · Registered Nurse · San Marcos, CA

Gail Garcellano, RN is a Registered Nurse provider in San Marcos, CA (NPI 1790627792).

Provider details

NPI number: 1790627792
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Credential: RN
Sex: Female
Sole proprietor: No
License: 536967 (CA)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense 536967 (CA)
Nursing Service Providers

Profile Score

Established profile(53/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

359 Glendale Ave

San Marcos, CA 92069-1170

Phone: (917) 407-2811

Street-level locationGet directions

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Mailing address