William Massinger LCSW
About this NPIWhat this record shows.
NPI 1255466371 is registered to William Massinger LCSW, a Clinical Social Worker practising at 504 Lakeside Drive in Southampton, Pennsylvania. Clinical Social Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. William Massinger LCSW has been enumerated in the National Provider Identifier (NPI) registry since 2007.
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.
Other
- 242694251PA· Issued by UBH
- MA1312953PA· Issued by HIGHMARK BLUE SHIELD
- 2006808000PA· Issued by PERSONAL CHOICE
Source: NPPES public registry.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20130731000149Clinical Social WorkerPA
Source: CMS PECOS public enrollment file.
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 Massinger LCSW accepts. To confirm in-network status with your specific health plan, contact William Massinger LCSW directly at (215) 354-0777.
Frequently asked
Yes. NPI 1255466371 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Clinical Social Worker 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 (215) 354-0777.
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 Massinger LCSW is a Type-1 individual NPI.