What is John Mountjoy's NPI number?

John Mountjoy's National Provider Identifier (NPI) is 1902783632, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Mountjoy's specialty?

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

Where is John Mountjoy located?

John Mountjoy's practice location on file with NPPES is 100 N Pacific Coast Hwy, El Segundo, CA 90245-4359.

What is John Mountjoy's phone number?

The practice phone number listed in the NPPES registry for John Mountjoy is (310) 856-0800.

Is John Mountjoy's NPI active?

Yes — John Mountjoy's NPI (1902783632) is active in the NPPES registry as of the last update on 2025-08-15.

IndividualActive

John Mountjoy

NPI 1902783632 · Behavior Technician · El Segundo, CA

John Mountjoy is a Behavior Technician provider in El Segundo, CA (NPI 1902783632).

Provider details

NPI number: 1902783632
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(48/100 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

100 N Pacific Coast Hwy

El Segundo, CA 90245-4359

Phone: (310) 856-0800

Approximate (ZIP-level) locationGet directions

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Mailing address