Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Douglas Aram Simonian, LMHC

Mental Health Counselor in Merrick, NY · enumerated 2025 · practices at Counseling for You Long Island.

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

National Provider Identifier

1790587582

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Registry record

Entity type Individual (Type 1)

Name Douglas Aram Simonian

Credential LMHC

Sex Male

Practice address 1757 Merrick Ave Ste 106, Merrick, NY, 11566

Phone (516) 247-6449

Enumeration date Mar 25, 2025

Last updated in NPPES Mar 25, 2025

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License 015822 (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.

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Frequently asked questions

What is the NPI number for Douglas Simonian?

The National Provider Identifier (NPI) for Douglas Simonian is 1790587582, a Type 1 (individual) record in the CMS NPPES registry.

Where does Douglas Simonian practice?

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

Other providers at this practice address

Browse all →

Counseling for You Long Island Mental Health Counselor · Merrick, NY NPI 1417594680 Brigid Lavelle Mental Health Counselor · Merrick, NY NPI 1255979928 Elisha Goldstein Psychologist · Merrick, NY NPI 1336848050 John Mahramas Mental Health Counselor · Merrick, NY NPI 1215784723

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-25.