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

William Charles Greenberg, APRN

Individual provider Adult Psychiatric/Mental Health Clinical Nurse Specialist · NPI 1821013566

William Charles Greenberg, APRN is an Adult Psychiatric/Mental Health Clinical Nurse Specialist in Boca Raton, Florida. Licensed in Florida. Registered with an NPI since 2006.

Licensed in
FL
In the registry since
2006
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

7301A W Palmetto Park Rd Ste 106-C
Boca Raton, FL 33433-3409
Phone: (561) 391-4669
Fax: (561) 391-1815
Show map & directions

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

Specialties & licences

Adult Psychiatric/Mental Health Clinical Nurse Specialist (primary) Taxonomy 364SP0809X · Licence CNS 9437804 (FL)

Record details

NPI number1821013566
Entity typeIndividual (Type 1)
GenderMale
Credentials APRN
Sole proprietorNo
NPI enumeratedJuly 13, 2006
Last updated in NPPESNovember 2, 2016