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

Gian Marsella

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1245909415

Gian Marsella is an Addiction (Substance Use Disorder) Counselor in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2021

Practice location Address checks out

233 Lafayette St
New York, NY 10012-4051
Phone: (212) 431-6177
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 34815 (NY)

Record details

NPI number1245909415
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedSeptember 10, 2021
Last updated in NPPESSeptember 10, 2021
Certification dateSeptember 10, 2021

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