What is Marcus Hamilton's NPI number?

Marcus Hamilton's National Provider Identifier (NPI) is 1902507965, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marcus Hamilton's specialty?

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

Where is Marcus Hamilton located?

Marcus Hamilton's practice location on file with NPPES is 955 W Imperial Hwy Ste 220, Brea, CA 92821-3812.

What is Marcus Hamilton's phone number?

The practice phone number listed in the NPPES registry for Marcus Hamilton is (657) 767-3427.

Is Marcus Hamilton's NPI active?

Yes — Marcus Hamilton's NPI (1902507965) is active in the NPPES registry as of the last update on 2023-03-15.

IndividualActive

Marcus Hamilton

NPI 1902507965 · Counselor · Brea, CA

Marcus Hamilton is a Counselor provider in Brea, CA (NPI 1902507965).

Provider details

NPI number: 1902507965
Entity type: Individual
Primary specialty: CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

CounselorPrimary101Y00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(52/100 index)

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

Registry tenure38% of score
3 yrs in NPPES 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

955 W Imperial Hwy Ste 220

Brea, CA 92821-3812

Phone: (657) 767-3427

Street-level locationGet directions

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Mailing address