npidata.org
Products
Provider RadarWatch an area and specialty — weekly alerts on new cliniciansPractice RadarWeekly alerts when new organisations register nearbyPhysician listsMDs and DOs with addresses and phone numbersNP listsNurse practitioners, the fastest-growing groupAPIJSON, delta feed, free tier
Use cases
Healthcare sales prospectingPhysician recruiting and locum staffingMedical device sales territory planningCredentialing and provider verificationHealthcare marketing lists and audience buildingPharmaceutical sales and prescriber targeting
Account
Start freeThree radars and an export a month Sign in Pricing
Explore
Data Labs Specialties States API

Search › Wisconsin › Hematology & Oncology Physician

William Guenther, M.D

NPI 1386789618 · on the registry since 2007

Practice

Address
3925 N Gateway Dr
Appleton, WI 54913
Phone
(920) 749-1171
Organisation at this address
Fox Valley Hematology & Oncology S C
Fox Valley Hematology & Oncology, S.C.
Fox Valley Hematology & Oncology, S.C.
Inferred from a shared address, not stated in the registry.
Clinicians at this address
73

Registry record

Primary taxonomy
Hematology & Oncology Physician
207RH0003X
Licence states on file
WI
From the registry's licence fields, which are often incomplete.
Sex
Male
Record last updated
2017-01-10

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 Wisconsin