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

Dr. Leland G. Siwek, MD

Individual provider Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · NPI 1801894811

Dr. Leland G. Siwek, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Spokane, Washington. Licensed in Idaho and Washington. Registered with an NPI since 2005.

Licensed in
ID, WA
In the registry since
2005
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 →

Practice location Address checks out

62 W 7th Ave Ste 110
Spokane, WA 99204-2321
Phone: (509) 456-0262
Fax: (509) 462-5059
Show map & directions

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

Specialties & licences

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (primary) Taxonomy 208G00000X · Licence MD00025268 (WA)
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Taxonomy 208G00000X · Licence M-8950 (ID)

Record details

NPI number1801894811
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 13, 2005
Last updated in NPPESApril 1, 2021
Certification dateApril 1, 2021

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