Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Melinda Delcastillo, MD

Psychiatry Physician in Smithtown, NY · enumerated 2007.

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

National Provider Identifier

1073734984

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Registry record

Entity type Individual (Type 1)

Name Melinda Delcastillo

Credential MD

Sex Female

Practice address 278 E Main St, Smithtown, NY, 11787

Phone (631) 361-6960

Fax (631) 366-5346

Enumeration date May 1, 2007

Last updated in NPPES Apr 14, 2008

Taxonomy & licenses

103TC2200X Clinical Child & Adolescent Psychologist Behavioral Health & Social Service Providers · License A42313 (CA) Secondary

103TF0000X Family Psychologist Behavioral Health & Social Service Providers · License A42313 (CA) Secondary

103TM1800X Intellectual & Developmental Disabilities Psychologist Behavioral Health & Social Service Providers · License A42313 (CA) Secondary

2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License 156700 (NY) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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.

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Frequently asked questions

What is the NPI number for Melinda Delcastillo?

The National Provider Identifier (NPI) for Melinda Delcastillo is 1073734984, a Type 1 (individual) record in the CMS NPPES registry.

Where does Melinda Delcastillo practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-04-14.