What is Leslie Ghrist's NPI number?

Leslie Ghrist's National Provider Identifier (NPI) is 1891117453, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Leslie Ghrist's specialty?

Leslie Ghrist is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).

Where is Leslie Ghrist located?

Leslie Ghrist's practice location on file with NPPES is 10824 Topanga Canyon Blvd, Chatsworth, CA 91311-1350.

What is Leslie Ghrist's phone number?

The practice phone number listed in the NPPES registry for Leslie Ghrist is (818) 882-0200.

Is Leslie Ghrist's NPI active?

Yes — Leslie Ghrist's NPI (1891117453) is active in the NPPES registry as of the last update on 2014-01-15.

IndividualActive

Leslie Ghrist, BEHAVIOR THERAPIST

NPI 1891117453 · Behavior Analyst · Chatsworth, CA

Leslie Ghrist, BEHAVIOR THERAPIST is a Behavior Analyst provider in Chatsworth, CA (NPI 1891117453).

Provider details

NPI number: 1891117453
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Credential: BEHAVIOR THERAPIST
Sex: Female
Sole proprietor: Yes

Practice location

10824 Topanga Canyon Blvd

Chatsworth, CA 91311-1350

Phone: (818) 882-0200

Street-level locationGet directions

More CA providers

Mailing address

4363 Eileen St

Simi Valley, CA 93063-2958

Specialties & taxonomies

Behavior AnalystPrimary103K00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(71/100 index)

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

Registry tenure38% of score
12 yrs 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.

Enumerated: 2014-01-15
Last updated: 2014-01-15

Frequently asked questions

What is Leslie Ghrist's NPI number?: Leslie Ghrist's National Provider Identifier (NPI) is 1891117453, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Leslie Ghrist's specialty?: Leslie Ghrist is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
Where is Leslie Ghrist located?: Leslie Ghrist's practice location on file with NPPES is 10824 Topanga Canyon Blvd, Chatsworth, CA 91311-1350.
What is Leslie Ghrist's phone number?: The practice phone number listed in the NPPES registry for Leslie Ghrist is (818) 882-0200.
Is Leslie Ghrist's NPI active?: Yes — Leslie Ghrist's NPI (1891117453) is active in the NPPES registry as of the last update on 2014-01-15.

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