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

Thomas Derleth, MD

Individual provider Hematology & Oncology Physician · NPI 1477550978

Thomas Derleth, MD is a Hematology & Oncology Physician in Bellingham, Washington. Licensed in Washington. Registered with an NPI since 2005.

Licensed in
WA
In the registry since
2005
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

4545 Cordata Pkwy
Bellingham, WA 98226-7123
Phone: (360) 738-2200
Show map & directions

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

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence MD00012694 (WA)

Record details

NPI number1477550978
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 30, 2005
Last updated in NPPESJuly 13, 2026
Mailing address4545 Cordata Pkwy, Bellingham, WA 98226-7123

Other providers in Bellingham