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

Gretchen Wagner, MD

Individual provider Addiction Medicine (Family Medicine) Physician · NPI 1194187864

Gretchen Wagner, MD is a Family Practice in Greenville, Wisconsin. Graduated from Medical College of Wisconsin in 2016, 10 years ago. Practices with Ascension Medical Group-Fox Valley Wisconsin, Inc, a 260-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Wisconsin.

Years since qualifying
10
Trained at
Medical College of Wisconsin
Licensed in
WI
In the registry since
2016
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

W6981 Parkview Dr
Greenville, WI 54942-8034
Phone: (920) 882-2400
Show map & directions

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

Additional practice locations (1)

  • 1121 E North Ave, Milwaukee, WI 53212-3515 — (414) 267-6502

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 67986-20 (WI)
Addiction Medicine (Family Medicine) Physician Taxonomy 207QA0401X · Licence 67986-20 (WI)

Record details

NPI number1194187864
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 22, 2016
Last updated in NPPESOctober 16, 2025
Certification dateOctober 16, 2025
Mailing addressW6981 Parkview Dr, Greenville, WI 54942-8034

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 2016 (10 years in practice)
Group practice Ascension Medical Group-Fox Valley Wisconsin, Inc — 260 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services