What is Larissa Jarvis's NPI number?

Larissa Jarvis's National Provider Identifier (NPI) is 1861341711, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Larissa Jarvis's specialty?

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

Where is Larissa Jarvis located?

Larissa Jarvis's practice location on file with NPPES is 2631 Merrick Rd Ste 302, Bellmore, NY 11710-5784.

What is Larissa Jarvis's phone number?

The practice phone number listed in the NPPES registry for Larissa Jarvis is (516) 535-9510.

Is Larissa Jarvis's NPI active?

Yes — Larissa Jarvis's NPI (1861341711) is active in the NPPES registry as of the last update on 2026-01-23.

IndividualActive

Larissa Jarvis

NPI 1861341711 · Behavior Technician · Bellmore, NY

Larissa Jarvis is a Behavior Technician provider in Bellmore, NY (NPI 1861341711).

Provider details

NPI number: 1861341711
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

2631 Merrick Rd Ste 302

Bellmore, NY 11710-5784

Phone: (516) 535-9510

Street-level locationGet directions

More NY providers

Mailing address