Sylvester Williams Casact
About this NPIWhat this record shows.
NPI 1689754640 is registered to Sylvester Williams Casact, a Addiction Counselor practising at 2857 W 8th St in Brooklyn, New York. Addiction Counselor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Sylvester Williams Casact has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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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 Sylvester Williams Casact accepts. To confirm in-network status with your specific health plan, contact Sylvester Williams Casact directly at (718) 265-4200.
Frequently asked
Yes. NPI 1689754640 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Addiction Counselor 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 (718) 265-4200.
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. Sylvester Williams Casact is a Type-1 individual NPI.