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

Mr. Douglas John Warn, LCSW-R

Individual provider Clinical Social Worker · NPI 1861573776

Mr. Douglas John Warn, LCSW-R is a Clinical Social Worker in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2006

Practice location Address checks out

435 W 23rd St 1B
New York, NY 10011-1402 Not confirmed with CMS for 12 years — call before visiting
Phone: (718) 594-7157
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence R071674-1 (NY)

Record details

NPI number1861573776
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW-R
Sole proprietorYes
NPI enumeratedOctober 18, 2006
Last updated in NPPESMay 22, 2014

Other providers in New York