Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Crystal N Fessler, LPC-S, RPT-S

Counselor in Tahlequah, OK · enumerated 2011.

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

National Provider Identifier

1194001792

Verified

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Registry record

Entity type Individual (Type 1)

Name Crystal N Fessler

Credential LPC-S, RPT-S

Sex Female

Practice address Tahlequah, OK, 74464

Phone (918) 718-1396

Enumeration date Oct 26, 2011

Last updated in NPPES Aug 20, 2021

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

101Y00000X Counselor Behavioral Health & Social Service Providers 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

What is the NPI number for Crystal Fessler?

The National Provider Identifier (NPI) for Crystal Fessler is 1194001792, a Type 1 (individual) record in the CMS NPPES registry.

Where does Crystal Fessler practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-08-20.