What is Ann Mcmahon's NPI number?

Ann Mcmahon's National Provider Identifier (NPI) is 1669347100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ann Mcmahon's specialty?

Ann Mcmahon is listed in the NPPES registry with a primary specialty of School Counselor (Behavioral Health & Social Service Providers).

Where is Ann Mcmahon located?

Ann Mcmahon's practice location on file with NPPES is 1163 E 7th St, Chico, CA 95928-5999.

What is Ann Mcmahon's phone number?

The practice phone number listed in the NPPES registry for Ann Mcmahon is (530) 891-3000.

Is Ann Mcmahon's NPI active?

Yes — Ann Mcmahon's NPI (1669347100) is active in the NPPES registry as of the last update on 2025-10-06.

IndividualActive

Ann Mcmahon

NPI 1669347100 · School Counselor · Chico, CA

Ann Mcmahon is a School Counselor provider in Chico, CA (NPI 1669347100).

Provider details

NPI number: 1669347100
Entity type: Individual
Primary specialty: School CounselorBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

School CounselorPrimary101YS0200X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 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
83% 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

1163 E 7th St

Chico, CA 95928-5999

Phone: (530) 891-3000

Street-level locationGet directions

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Mailing address