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

Bruce A. Bonsack, MD

Individual provider Internal Medicine Physician · NPI 1225113566

Bruce A. Bonsack, MD is a Family Practice in Seattle, Washington. Qualified in 1994, 32 years ago. Practices with Swedish Health Services, a 384-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Washington.

Years since qualifying
32
Licensed in
WA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

3400 California Ave SW Ste 300
Seattle, WA 98116-3307
Phone: (206) 320-3399
Fax: (206) 320-5506
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD00035570 (WA)

Record details

NPI number1225113566
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 26, 2006
Last updated in NPPESFebruary 6, 2009
Mailing addressPo Box 84026, Seattle, WA 98124-8426

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice Swedish Health Services — 384 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations5 on file with Medicare

Other providers in Seattle