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

Dr. Alexander L Scales, MD

Individual provider Internal Medicine Physician · NPI 1437643541

Dr. Alexander L Scales, MD is a Hospitalist in Seattle, Washington. Qualified in 2018, 8 years ago. Practices with The Association of University Physicians, a 3,459-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
8
Licensed in
WA
In the registry since
2018
Specialties on file
2
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

1550 N 115th St
Seattle, WA 98133-8401
Phone: (206) 520-5000
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (1)

  • 2930 Maple St, Everett, WA 98201-3832 — (425) 261-1500

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence MD61425337 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD61425337 (WA)

Record details

NPI number1437643541
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 21, 2018
Last updated in NPPESNovember 28, 2023
Certification dateNovember 28, 2023

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice The Association Of University Physicians — 3459 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Seattle