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

Thomas Neil Rengel, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1578525218

Thomas Neil Rengel, MD is a Critical Care Medicine (Internal Medicine) Physician in Wausau, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
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

425 Pine Ridge Blvd Ste 220
Wausau, WI 54401-4123
Phone: (715) 847-2013
Fax: (715) 847-2332
Show map & directions

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

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 22035 (WI)

Record details

NPI number1578525218
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 6, 2006
Last updated in NPPESJuly 13, 2026