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

Thomas W. Day, MD

Individual provider Family Medicine Physician · NPI 1770572695

Thomas W. Day, MD is a Family Medicine Physician in Duluth, Minnesota. Licensed in Minnesota. Registered with an NPI since 2005.

Licensed in
MN
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

4190 Loberg Ave
Duluth, MN 55811-2652
Phone: (218) 249-5700
Fax: (218) 249-4666
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 22345 (MN)

Record details

NPI number1770572695
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 14, 2005
Last updated in NPPESFebruary 2, 2017
Mailing address4190 Loberg Ave, Duluth, MN 55811-2652

Other providers in Duluth