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

Nathan D Grunewald

Individual provider Urology Physician · NPI 1396044509

Nathan D Grunewald is an Urology in Prairie Du Sac, Wisconsin. Graduated from Medical College of Wisconsin in 2011, 15 years ago. Practices with Sauk Prairie Healthcare Inc, a 122-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Wisconsin.

Years since qualifying
15
Trained at
Medical College of Wisconsin
Licensed in
WI
In the registry since
2011

Practice location Address checks out

260 26th St
Prairie Du Sac, WI 53578-2203
Phone: (608) 643-3311
Show map & directions

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

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 57602-20 (WI)

Record details

NPI number1396044509
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 28, 2011
Last updated in NPPESMarch 24, 2021
Certification dateMarch 24, 2021
Mailing address260 26th St, Prairie Du Sac, WI 53578-2203

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 2011 (15 years in practice)
Group practice Sauk Prairie Healthcare Inc — 122 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services