What is Lawrence Calnan's NPI number?

Lawrence Calnan's National Provider Identifier (NPI) is 1003744087, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lawrence Calnan's specialty?

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

Where is Lawrence Calnan located?

Lawrence Calnan's practice location on file with NPPES is 7700 Imperial Hwy Ste a, Downey, CA 90242-3466.

What is Lawrence Calnan's phone number?

The practice phone number listed in the NPPES registry for Lawrence Calnan is (562) 454-0158.

Is Lawrence Calnan's NPI active?

Yes — Lawrence Calnan's NPI (1003744087) is active in the NPPES registry as of the last update on 2026-05-11.

IndividualActive

Lawrence Calnan

NPI 1003744087 · Behavior Technician · Downey, CA

Lawrence Calnan is a Behavior Technician provider in Downey, CA (NPI 1003744087).

Provider details

NPI number: 1003744087
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Practice location

7700 Imperial Hwy Ste a

Downey, CA 90242-3466

Phone: (562) 454-0158

Street-level locationGet directions

More CA providers

Mailing address

996 Royal Marco Way

Marco Island, FL 34145-1829

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.

Enumerated: 2026-05-11
Last updated: 2026-05-11
Certified: 2026-05-11

Frequently asked questions

What is Lawrence Calnan's NPI number?: Lawrence Calnan's National Provider Identifier (NPI) is 1003744087, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Lawrence Calnan's specialty?: Lawrence Calnan is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
Where is Lawrence Calnan located?: Lawrence Calnan's practice location on file with NPPES is 7700 Imperial Hwy Ste a, Downey, CA 90242-3466.
What is Lawrence Calnan's phone number?: The practice phone number listed in the NPPES registry for Lawrence Calnan is (562) 454-0158.
Is Lawrence Calnan's NPI active?: Yes — Lawrence Calnan's NPI (1003744087) is active in the NPPES registry as of the last update on 2026-05-11.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions