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

Ann Asmussen, DO

Individual provider Anesthesiology Physician · NPI 1932718079

Ann Asmussen, DO is an Anesthesiology in Federal Way, Washington. Qualified in 2020, 6 years ago. Practices with Pacific Anesthesia PC, a 93-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
6
Licensed in
WA
In the registry since
2020
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

34515 9th Ave S
Federal Way, WA 98003-6761
Phone: (253) 835-8100
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence OP61545760 (WA)

Record details

NPI number1932718079
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 24, 2020
Last updated in NPPESFebruary 23, 2026
Certification dateFebruary 23, 2026
Mailing addressPo Box 84021, Seattle, WA 98124-8421

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Pacific Anesthesia Pc — 93 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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