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MR. MARK MELILLO MS, LCADC, RYT-200
NPI 1174978159
Counselor - Addiction (Substance Use Disorder) in Princeton, NJ

Active since April 27, 2016
1 MONUMENT DRIVE, PRINCETON, NJ 08540(609) 924-8018(609) 688-2045 Get Directions Write a Review

NPPES record last updated: January 13, 2017. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 13, 2017, Nov 26, 2016 (2 updates tracked since 2016).

About Mr. Mark Melillo Ms, Lcadc, Ryt-200 NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. MARK MELILLO MS, LCADC, RYT-200 (NPI 1174978159) is an individual addiction (substance use disorder) provider in Princeton, New Jersey, licensed in New Jersey (37LC00252200) and active in the NPI registry since April 2016.

NPPES Registry Identity

NPI1174978159
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameMR. MARK MELILLOCredential: MS, LCADC, RYT-200
Location Address1 MONUMENT DRIVEPrinceton, NJ 08540-4014
Mailing Address5 Lincoln Pl, DNorth Brunswick, NJ 08902-4014 · (732) 331-7796
Phone(609) 924-8018
Fax(609) 688-2045
Sole ProprietorYes
Enumeration DateApril 27, 2016
Last NPPES UpdateJanuary 13, 20172 updates tracked since enumeration
✔ NPI 1174978159 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License✔ Licensed in NJ · 37LC00252200
1 MONUMENT DRIVE, Princeton, NJ 08540
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Other Identifiers 2

Medicaid1174978159NJ
Medicare NSC1174978159NJ

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Melillo's NPI number?

The NPI number for Mark Melillo is 1174978159. It was assigned to this individual provider in the NPPES registry on April 27, 2016.

Where is Mark Melillo located?

Mark Melillo practices at 1 Monument Drive, Princeton, NJ 08540. The listed phone number is (609) 924-8018.

What is Mark Melillo's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Mark Melillo was last updated on January 13, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.