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

Mohamed Alassas, MD

Individual provider Surgery Physician · NPI 1871609933

Mohamed Alassas, MD is a General Surgery in Seattle, Washington. Qualified in 1996, 30 years ago. Practices with Swedish Health Services, a 1,045-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Washington.

Years since qualifying
30
Licensed in
WA
In the registry since
2006
Specialties on file
2
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

1221 Madison St Ste 1401
Seattle, WA 98104-1360
Phone: (206) 386-6700
Fax: (206) 386-6706
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgical Oncology Physician (primary) Taxonomy 2086X0206X · Licence MD60693493 (WA)
Surgery Physician Taxonomy 208600000X · Licence MD60693493 (WA)

Record details

NPI number1871609933
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 22, 2006
Last updated in NPPESJuly 17, 2026
Certification dateJuly 17, 2026

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice Swedish Health Services — 1045 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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