Dr. Warren Hammerschlag MD
About this NPIWhat this record shows.
NPI 1104981679 is registered to Dr. Warren Hammerschlag MD, a Orthopaedic Surgery practising at 22 Madison Ave, Suite in Paramus, New Jersey. Orthopaedic Surgery is a medical specialty focused on injuries and disorders of the musculoskeletal system, including bones, joints, ligaments, tendons, and muscles. Dr. Warren Hammerschlag 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
- 7988401NJ
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. Warren Hammerschlag MD accepts. To confirm in-network status with your specific health plan, contact Dr. Warren Hammerschlag MD directly at (201) 977-6960.
Frequently asked
Yes. NPI 1104981679 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 (201) 977-6960.
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. Warren Hammerschlag MD is a Type-1 individual NPI.