Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Adam Iwanski, MD

Individual provider Internal Medicine Physician · NPI 1548678527

Adam Iwanski, MD is a Hospitalist in Seattle, Washington. Qualified in 2010, 16 years ago. Practices with Providence Health and Services- Washington, a 526-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
16
Licensed in
WA
In the registry since
2014
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

1145 Broadway
Seattle, WA 98122-4201
Phone: (206) 329-1760
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 888 Swift Blvd, Richland, WA 99352-3514 — (509) 946-4611

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD60753238 (WA)

Record details

NPI number1548678527
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 23, 2014
Last updated in NPPESApril 18, 2025
Certification dateApril 18, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice Providence Health And Services- Washington — 526 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician. Those with a page here are linked.

Colleagues at Providence Health and Services- Washington

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 526 clinicians in the practice; 12 are shown here.

Other providers in Seattle