Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

GREGORY MEDIS MD
NPI 1508832684
Internal Medicine - Medical Oncology in Madison, WI

Q: What is the provider's specialty?

The provider's specialty is Internal Medicine with taxonomy code 207RX0202X and a focus in Medical Oncology.

Active since February 27, 2006

600 HIGHLAND AVE, MADISON, WI 53792(606) 265-1700(608) 833-6932 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Gregory Medis Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY MEDIS MD (NPI 1508832684) is an individual medical oncology provider in Madison, Wisconsin, licensed in Wisconsin (28844) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1508832684

Entity TypeIndividualMale

Primary Taxonomy207RX0202X

Provider Legal NameGREGORY MEDISCredential: MD

Location Address600 HIGHLAND AVEMadison, WI 53792-0001

Mailing Address8007 Excelsior DrMadison, WI 53717-1962 · (608) 829-5201 · Fax (608) 833-6932

Phone(606) 265-1700

Fax(608) 833-6932

Sole ProprietorNo

Enumeration DateFebruary 27, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1508832684 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RX0202X

License✔ Licensed in WI · 28844

Definition

An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

600 HIGHLAND AVE, Madison, WI 53792

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