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

Individual provider Internal Medicine Physician · NPI 1205128543

Dr. Tyler Garrett Ketterl, MD is an Internal Medicine Physician in Seattle, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2011
Specialties on file
3
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

4800 Sand Point Way NE Ms: MB.8.501
Seattle, WA 98105
Phone: (206) 987-2106
Fax: (206) 987-3946
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Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence MD60552603 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD60552603 (WA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1205128543
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 4, 2011
Last updated in NPPESMarch 29, 2018

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