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

Deborah N Grenald, LMSW

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1639022973

Deborah N Grenald, LMSW is an Addiction (Substance Use Disorder) Counselor in Laurelton, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2026
Specialties on file
2
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.

See every abbreviation used in this directory →

Practice location Address checks out

13550 227th St
Laurelton, NY 11413-2438
Phone: (929) 333-0943
Show map & directions

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

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 104219-01 (NY)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 29403 (NY)

Record details

NPI number1639022973
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorYes
NPI enumeratedFebruary 17, 2026
Last updated in NPPESFebruary 17, 2026
Certification dateFebruary 17, 2026