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

Dr. Alexander David Malloy, DO

Individual provider Trauma Surgery Physician · NPI 1174886824

Dr. Alexander David Malloy, DO is a General Surgery in Seattle, Washington. Qualified in 2012, 14 years ago. Practices with Providence Health and Services- Washington, a 526-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Hawaii, Idaho and Washington.

Years since qualifying
14
Licensed in
HI, ID, WA
In the registry since
2012
Specialties on file
4
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

325 9th Ave
Seattle, WA 98104-2420
Phone: (206) 520-5000
Show map & directions

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

Additional practice locations (2)

  • 999 N Curtis Rd Ste 415, Boise, ID 83706-1334 — (208) 302-2600
  • 1321 Colby Ave, Everett, WA 98201-1665 — (425) 261-2000

Specialties & licences

Trauma Surgery Physician (primary) Taxonomy 2086S0127X · Licence OP61134169 (WA)
Surgery Physician Taxonomy 208600000X · Licence DOS-1605 (HI)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence OC-0411 (ID)
General Practice Physician Taxonomy 208D00000X · Licence DOS-1605 (HI)

Record details

NPI number1174886824
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 18, 2012
Last updated in NPPESOctober 24, 2025
Certification dateOctober 24, 2025
Mailing addressPo Box 50095, Seattle, WA 98145-5095

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Providence Health And Services- Washington — 526 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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