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

Justin C. Frey, MD

Individual provider Family Medicine Physician · NPI 1164708004

Justin C. Frey, MD is a Family Practice in Edgerton, Wisconsin. Graduated from University of Wisconsin School of Medicine in 2010, 16 years ago. Practices with Mercy Health System Corporation, a 751-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Wisconsin.

Years since qualifying
16
Trained at
University of Wisconsin School of Medicine
Licensed in
WI
In the registry since
2011
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

217 N Main St
Edgerton, WI 53534-1613
Phone: (608) 884-9431
Fax: (608) 884-7738
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 56288-20 (WI)
Urgent Care Clinic/Center Taxonomy 261QU0200X · Licence 56288-20 (WI)

Record details

NPI number1164708004
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 24, 2011
Last updated in NPPESMay 11, 2026
Certification dateMay 11, 2026

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 2010 (16 years in practice)
Group practice Mercy Health System Corporation — 751 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Edgerton