Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Holly J Christoferson, MD

Individual provider Family Medicine Physician · NPI 1639280191

Dr. Holly J Christoferson, MD is a Family Practice in Seattle, Washington. Graduated from University of Washington School of Medicine in 2003, 23 years ago. Practices with Iora Health Washington Physicians PC, a 36-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
23
Trained at
University of Washington School of Medicine
Licensed in
WA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

800 5th Ave Ste 600
Seattle, WA 98104-3186
Phone: (206) 215-3354
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 64 Rainier Ave S, Renton, WA 98057-2047 — (425) 224-2144
  • 2811 S 102nd St, Tukwila, WA 98168-1870 — (206) 320-4000

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD00045452 (WA)

Record details

NPI number1639280191
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESApril 17, 2025
Certification dateApril 17, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF WASHINGTON SCHOOL OF MEDICINE
Graduated 2003 (23 years in practice)
Group practice Iora Health Washington Physicians Pc — 36 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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