Search › Minnesota › Medical Oncology Physician
Grant Wintheiser, MD
NPI 1043770092 · on the registry since 2019
Practice
- Address
- 200 1st St Sw
Rochester, MN 55905 - Phone
- (507) 284-2511
- Organisation at this address
- Mayo Clinic
Mayo Clinic
Mayo Clinic
Mayo Clinic
Mayo ClinicInferred from a shared address, not stated in the registry. - Clinicians at this address
- 9,769
Additional practice sites
- 11850 Blackfoot St Nw Ste 300, Coon Rapids, MN
Registry record
- Primary taxonomy
- Medical Oncology Physician
207RX0202X
- Also registered as
- Internal Medicine Physician
Hematology & Oncology Physician - Licence states on file
- MN
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-07-20
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Minnesota