Grechen Holthausen
About this NPIWhat this record shows.
NPI 1174972780 is registered to Grechen Holthausen, a Clinical Social Worker practising at 36 Graves Ave in Guilford, Connecticut. Clinical Social Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Grechen Holthausen has been enumerated in the National Provider Identifier (NPI) registry since 2016.
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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 Grechen Holthausen accepts. To confirm in-network status with your specific health plan, contact Grechen Holthausen directly at (203) 453-8047.
Frequently asked
Yes. NPI 1174972780 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 (203) 453-8047.
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. Grechen Holthausen is a Type-1 individual NPI.