Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mr. Dennis M Dunn, MSCASAC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1740689439

Mr. Dennis M Dunn, MSCASAC is an Addiction (Substance Use Disorder) Counselor in Lynbrook, New York. Licensed in New York. Registered with an NPI since 2014.

Licensed in
NY
In the registry since
2014

Practice location Address checks out

185 Merrick Rd Ste 2D
Lynbrook, NY 11563
Phone: (516) 887-4848
Fax: (516) 887-4828
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence CASAC#9078 (NY)

Record details

NPI number1740689439
Entity typeIndividual (Type 1)
GenderMale
Credentials MSCASAC
Sole proprietorNo
NPI enumeratedAugust 19, 2014
Last updated in NPPESAugust 19, 2014

Other providers in Lynbrook