What is Charles Mcwhorter's NPI number?

Charles Mcwhorter's National Provider Identifier (NPI) is 1164379103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Charles Mcwhorter's specialty?

Charles Mcwhorter is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Charles Mcwhorter located?

Charles Mcwhorter's practice location on file with NPPES is 1818 Gum St, San Mateo, CA 94402-3000.

What is Charles Mcwhorter's phone number?

The practice phone number listed in the NPPES registry for Charles Mcwhorter is (650) 437-3606.

Is Charles Mcwhorter's NPI active?

Yes — Charles Mcwhorter's NPI (1164379103) is active in the NPPES registry as of the last update on 2026-03-10.

IndividualActive

Charles Mcwhorter

NPI 1164379103 · Behavior Technician · San Mateo, CA

Charles Mcwhorter is a Behavior Technician provider in San Mateo, CA (NPI 1164379103).

Provider details

NPI number: 1164379103
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No
License: Y9273175 (CA)

Specialties & taxonomies

Behavior TechnicianPrimary106S00000XLicense Y9273175 (CA)
Behavioral Health & Social 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

1818 Gum St

San Mateo, CA 94402-3000

Phone: (650) 437-3606

Street-level locationGet directions

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Mailing address