Greg Mccormack M.D.
About this NPIWhat this record shows.
NPI 1861750788 is registered to Greg Mccormack M.D., a Medical Oncology Physician practising at 20911 Sunset Lndg in Frederic, Wisconsin. Medical Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Greg Mccormack M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2012.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Greg Mccormack M.D. accepts. To confirm in-network status with your specific health plan, contact Greg Mccormack M.D. directly at (715) 327-8045.
Frequently asked
Yes. NPI 1861750788 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Medical Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (715) 327-8045.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Greg Mccormack M.D. is a Type-1 individual NPI.