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

Mrs. Barbara B Markowitz, LCSW

Individual provider Clinical Social Worker · NPI 1255452504

Mrs. Barbara B Markowitz, LCSW is a Clinical Social Worker in Merrick, New York. Qualified in 1977, 49 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
49
Licensed in
NY
In the registry since
2007
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

124 Merrick Ave
Merrick, NY 11566-3434
Phone: (516) 377-4054
Fax: (516) 377-4054
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence R019597 (NY)

Record details

NPI number1255452504
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedApril 3, 2007
Last updated in NPPESAugust 22, 2012
Mailing address3391 Seawane Dr, Merrick, NY 11566-5545

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1977 (49 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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