Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Miss Whitney Farish Harrington, PA-C

Physician Assistant in Thornton, CO · enumerated 2010.

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

National Provider Identifier

1558670216

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Registry record

Entity type Individual (Type 1)

Name Miss Whitney Farish Harrington

Credential PA-C

Sex Female

Practice address 3260 E 104th Ave, Thornton, CO, 80233

Phone (720) 929-8300

Fax (720) 929-8444

Enumeration date Sep 29, 2010

Last updated in NPPES Feb 20, 2024

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing 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 Whitney Harrington?

The National Provider Identifier (NPI) for Whitney Harrington is 1558670216, a Type 1 (individual) record in the CMS NPPES registry.

Where does Whitney Harrington practice?

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

Other providers at this practice address

Browse all →

Donna Ackerman Pediatrics Physician · Thornton, CO NPI 1295728467 William Cooper Family Medicine Physician · Thornton, CO NPI 1689611733 Joe Williams Pediatrics Physician · Thornton, CO NPI 1275575128 Kevin O'Brien Allergy & Immunology (Internal Medicine) Physician · Thornton, CO NPI 1134131733 James Doody Physician Assistant · Thornton, CO NPI 1366606956 Karen Markham Physician Assistant · Thornton, CO NPI 1154568756 1st Allergy Asthma and Pediatrics Too Specialist · Thornton, CO NPI 1962643288 Rita Redd Family Medicine Physician · Thornton, CO NPI 1447565064

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-02-20.