What is Greyson Mai's NPI number?

Greyson Mai's National Provider Identifier (NPI) is 1851233647, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Greyson Mai's specialty?

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

Where is Greyson Mai located?

Greyson Mai's practice location on file with NPPES is 421 N Brookhurst St Ste 130, Anaheim, CA 92801-5618.

What is Greyson Mai's phone number?

The practice phone number listed in the NPPES registry for Greyson Mai is (714) 707-7804.

Is Greyson Mai's NPI active?

Yes — Greyson Mai's NPI (1851233647) is active in the NPPES registry as of the last update on 2026-04-08.

IndividualActive

Greyson Mai

NPI 1851233647 · Behavior Technician · Anaheim, CA

Greyson Mai is a Behavior Technician provider in Anaheim, CA (NPI 1851233647).

Provider details

NPI number: 1851233647
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(46/100 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

421 N Brookhurst St Ste 130

Anaheim, CA 92801-5618

Phone: (714) 707-7804

Street-level locationGet directions

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Mailing address