What is James Massie's NPI number?

James Massie's National Provider Identifier (NPI) is 1700695251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is James Massie's specialty?

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

Where is James Massie located?

James Massie's practice location on file with NPPES is 1333 S Mayflower Ave Ste 220, Monrovia, CA 91016-5239.

What is James Massie's phone number?

The practice phone number listed in the NPPES registry for James Massie is (855) 295-3276.

Is James Massie's NPI active?

Yes — James Massie's NPI (1700695251) is active in the NPPES registry as of the last update on 2025-05-01.

IndividualActive

James Massie

NPI 1700695251 · Behavior Technician · Monrovia, CA

James Massie is a Behavior Technician provider in Monrovia, CA (NPI 1700695251).

Provider details

NPI number: 1700695251
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(49/100 index)

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

Registry tenure38% of score
1 yr 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

1333 S Mayflower Ave Ste 220

Monrovia, CA 91016-5239

Phone: (855) 295-3276

Fax: (888) 588-2752

Street-level locationGet directions

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Mailing address