Katie Diffay LCSW
About this NPIWhat this record shows.
NPI 1780379545 is registered to Katie Diffay LCSW, a Clinical Social Worker practising at 3445 W 85th Pl in Chicago, Illinois. Clinical Social Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Katie Diffay LCSW has been enumerated in the National Provider Identifier (NPI) registry since 2023.
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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 Katie Diffay LCSW accepts. To confirm in-network status with your specific health plan, contact Katie Diffay LCSW directly at (773) 209-8155.
Frequently asked
Yes. NPI 1780379545 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 (773) 209-8155.
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. Katie Diffay LCSW is a Type-1 individual NPI.