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

Dr. Gregrey G Hiltgen, MD

Individual provider Family Medicine Physician · NPI 1437266053

Dr. Gregrey G Hiltgen, MD is a Family Practice in Wautoma, Wisconsin. Graduated from Medical College of Wisconsin in 1994, 32 years ago. Practices with Aurora Medical Group, Inc, a 3,741-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
32
Trained at
Medical College of Wisconsin
Licensed in
WI
In the registry since
2006
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

900 E Division St
Wautoma, WI 54982-6944
Phone: (920) 787-6900
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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 37445 (WI)

Record details

NPI number1437266053
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 23, 2006
Last updated in NPPESMarch 17, 2025
Certification dateMarch 17, 2025

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesOBSTETRICS/GYNECOLOGY
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 1994 (32 years in practice)
Group practice Aurora Medical Group, Inc. — 3741 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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