What is Marissa Johnson's NPI number?

Marissa Johnson's National Provider Identifier (NPI) is 1619842754, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marissa Johnson's specialty?

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

Where is Marissa Johnson located?

Marissa Johnson's practice location on file with NPPES is 14207 E 14th St, San Leandro, CA 94578-2709.

What is Marissa Johnson's phone number?

The practice phone number listed in the NPPES registry for Marissa Johnson is (510) 750-0513.

Is Marissa Johnson's NPI active?

Yes — Marissa Johnson's NPI (1619842754) is active in the NPPES registry as of the last update on 2025-10-08.

IndividualActive

Marissa Johnson

NPI 1619842754 · Behavior Technician · San Leandro, CA

Marissa Johnson is a Behavior Technician provider in San Leandro, CA (NPI 1619842754).

Provider details

NPI number: 1619842754
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
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

14207 E 14th St

San Leandro, CA 94578-2709

Phone: (510) 750-0513

Street-level locationGet directions

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Mailing address