William Donovan MD
About this NPIWhat this record shows.
NPI 1972556827 is registered to William Donovan MD, a Sleep Medicine practising at 2844 Index Rd in Fitchburg, Wisconsin. Sleep Medicine is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. William Donovan MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
- 30405300WI
Other
- P01735864WI· Issued by RAILROAD MEDICARE
Source: NPPES public registry.
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 William Donovan MD accepts. To confirm in-network status with your specific health plan, contact William Donovan MD directly at (608) 229-7979.
Frequently asked
Yes. NPI 1972556827 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Sleep Medicine 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 (608) 229-7979.
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. William Donovan MD is a Type-1 individual NPI.