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

Dr. Thomas J. Brennan, MD

Individual provider Family Medicine Physician · NPI 1407963226

Dr. Thomas J. Brennan, MD is a Family Medicine Physician in Mankato, Minnesota. Licensed in Minnesota and South Dakota. Registered with an NPI since 2006.

Licensed in
MN, SD
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.

See every abbreviation used in this directory →

Practice location Address checks out

1230 E Main St
Mankato, MN 56001-5066
Phone: (507) 625-1811
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 57527 (MN)
Family Medicine Physician Taxonomy 207Q00000X · Licence 3980 (SD)

Record details

NPI number1407963226
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 25, 2006
Last updated in NPPESJuly 9, 2020
Certification dateJuly 9, 2020

Other providers in Mankato