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

Colin Harari

Individual provider Radiation Oncology Physician · NPI 1922635895

Colin Harari is a Radiation Oncology in Madison, Wisconsin. Graduated from University of Wisconsin School of Medicine in 2020, 6 years ago. Practices with Mercy Health System Corporation, a 751-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Wisconsin.

Years since qualifying
6
Trained at
University of Wisconsin School of Medicine
Licensed in
WI
In the registry since
2020
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Practice location Address checks out

600 Highland Ave
Madison, WI 53792-0001
Phone: (608) 915-1200
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 77652 (WI)

Record details

NPI number1922635895
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 23, 2020
Last updated in NPPESNovember 21, 2025
Certification dateNovember 21, 2025
Mailing address7974 Uw Health Ct, Middleton, WI 53562-5531

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 2020 (6 years in practice)
Group practice Mercy Health System Corporation — 751 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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