Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Catherine A Hartjoy, PAC
Physician Assistant in Tacoma, WA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1275520066
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Registry record
Entity type Individual (Type 1)
Name Catherine A Hartjoy
Credential PAC
Sex Female
Practice address 1802 S Union Ave, Ste 200, Tacoma, WA, 98405
Phone (253) 752-6965
Fax (253) 759-6056
Enumeration date Oct 5, 2005
Last updated in NPPES Oct 12, 2018
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License OA10000230 (WA) Primary
363AM0700X Medical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA60895931 (WA) Secondary
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.
Frequently asked questions
What is the NPI number for Catherine Hartjoy?
The National Provider Identifier (NPI) for Catherine Hartjoy is 1275520066, a Type 1 (individual) record in the CMS NPPES registry.
Where does Catherine Hartjoy practice?
The practice location on file with NPPES is in Tacoma, WA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → James Shuffield Family Medicine Physician · Tacoma, WA NPI 1659368066 Kenneth Scherbarth Family Medicine Physician · Tacoma, WA NPI 1942297353 Sarah Ray Physical Therapist · Tacoma, WA NPI 1063499960 Melissa Gamble Physician Assistant · Tacoma, WA NPI 1588675250 Northwest Family & Spinal Clinic Inc Ps Family Medicine Physician · Tacoma, WA NPI 1548357098 Nicole Cassler Dermatology Physician · Tacoma, WA NPI 1750585741 Robert Brown Physical Therapist · Tacoma, WA NPI 1679749329 Monica Dimick Physician Assistant · Tacoma, WA NPI 1992196554
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-10-12.