Kathleen Duffy Mss, Lsw
About this NPIWhat this record shows.
NPI 1104477645 is registered to Kathleen Duffy Mss, Lsw, a Clinical Social Worker practising at 8220 Castor Ave in Philadelphia, Pennsylvania. Clinical Social Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Kathleen Duffy Mss, Lsw has been enumerated in the National Provider Identifier (NPI) registry since 2019.
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 Kathleen Duffy Mss, Lsw accepts. To confirm in-network status with your specific health plan, contact Kathleen Duffy Mss, Lsw directly at (215) 687-1000.
Frequently asked
Yes. NPI 1104477645 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) 687-1000.
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. Kathleen Duffy Mss, Lsw is a Type-1 individual NPI.