Dr. William Esser D.O.
About this NPIWhat this record shows.
NPI 1760630560 is registered to Dr. William Esser D.O., a Orthopaedic Surgery practising at 3408 Sequoia Cir in Waukesha, Wisconsin. Orthopaedic Surgery is a medical specialty focused on injuries and disorders of the musculoskeletal system, including bones, joints, ligaments, tendons, and muscles. Dr. William Esser D.O. has been enumerated in the National Provider Identifier (NPI) registry since 2008.
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
- 30033800WI
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 Dr. William Esser D.O. accepts. To confirm in-network status with your specific health plan, contact Dr. William Esser D.O. directly at (262) 439-4331.
Frequently asked
Yes. NPI 1760630560 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Orthopaedic Surgery is a medical specialty focused on injuries and disorders of the musculoskeletal system, including bones, joints, ligaments, tendons, and muscles.
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 (262) 439-4331.
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. Dr. William Esser D.O. is a Type-1 individual NPI.