Lois Thetford , AP-C
Physician Assistant • Seattle, WA
Notice of NPI Deactivation & Inactive Practice Status
According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Lois Thetford has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Lois Thetford, AP-C was a registered Physician Assistant practicing in Seattle, WA. Throughout an active medical career spanning 20 years, Lois Thetford provided care at the practice location at 1629 N 45TH ST until profile deactivation on 2026-07-16.
Practice Location & Contact Primary Location
1629 N 45th St
Seattle, WA 981036701
Specialty Benchmarks & Practice Insights
Comparative analytics for Physician Assistant in Seattle, WA
Practicing in Seattle, WA (3774 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Midwife, Lay
Counselor - Mental Health
Master of Social Work
Dentist - General Practice
Doctor of Dental Surgery
Social Worker
Licensed Independent Clinical Social Worker
Family Medicine
Doctor of Medicine (M.D.)
Counselor
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on July 16, 2026
NPI status registered as active in NPPES database
Registered at 1629 N 45TH ST, SEATTLE, WA 981036701 (Tel: 2066333350)
Registered at 905 SPRUCE ST, STE. 300, SEATTLE, WA 981042474 (Tel: 2064616935)
Recorded as LOIS THETFORD, AP-C
Physician Assistant (License #PA10000739 in WA)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
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NPI Administrative Meta
Mailing Address
905 Spruce St, Ste. 300
Seattle, WA 981042474
Phone: 2064616935
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