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

Dr. Spencer Wolf Greaves, MD

Individual provider Emergency Medicine Physician · NPI 1457844102

Dr. Spencer Wolf Greaves, MD is an Emergency Medicine in Waupaca, Wisconsin. Graduated from Medical College of Wisconsin in 2018, 8 years ago. Practices with Ihc Beaver Dam Emergency Physicians, LLC, a 24-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
8
Trained at
Medical College of Wisconsin
Licensed in
WI
In the registry since
2018
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

800 Riverside Dr
Waupaca, WI 54981-1943
Phone: (715) 258-1000
Show map & directions

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

Additional practice locations (1)

  • 900 W Clairemont Ave, Eau Claire, WI 54701-6122 — (715) 717-4121

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 76902-20 (WI)

Record details

NPI number1457844102
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 7, 2018
Last updated in NPPESApril 30, 2024
Certification dateApril 30, 2024

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 2018 (8 years in practice)
Group practice Ihc Beaver Dam Emergency Physicians, Llc — 24 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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