Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Sidney Brunel Delince, LMSW

Clinical Social Worker in New York, NY · enumerated 2021.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1538738489

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Registry record

Entity type Individual (Type 1)

Name Mr. Sidney Brunel Delince

Credential LMSW

Sex Male

Practice address 850 7th Ave Ste 1106, New York, NY, 10019

Phone (646) 797-4340

Enumeration date Jun 23, 2021

Last updated in NPPES Jun 23, 2021

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 110760-01 (NY) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Sidney Delince practice?

The practice location on file with NPPES is in New York, NY. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Sidney Delince?

The National Provider Identifier (NPI) for Sidney Delince is 1538738489, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-06-23.