Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Clarissa Jackson, LCDC

Addiction (Substance Use Disorder) Counselor in Stephenville, TX · enumerated 2018.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1417454315

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Registry record

Entity type Individual (Type 1)

Name Clarissa Jackson

Credential LCDC

Sex Female

Practice address 3080 W Washington St Ste B, Stephenville, TX, 76401

Phone (254) 965-5515

Enumeration date Apr 9, 2018

Last updated in NPPES Apr 9, 2018

Taxonomy & licenses

101YA0400X Addiction (Substance Use Disorder) Counselor Behavioral Health & Social Service Providers · License 12992 (TX) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Clarissa Jackson practice?

The practice location on file with NPPES is in Stephenville, TX. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Clarissa Jackson?

The National Provider Identifier (NPI) for Clarissa Jackson is 1417454315, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-04-09.