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

Individual provider Social Worker · NPI 1710303441

Nykke Flaum, LCSW is a Clinical Social Worker in Valley Stream, New York. Qualified in 2013, 13 years ago. Practices with North Shore-Lij Medical PC, a 6,350-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
13
Licensed in
NY
In the registry since
2014
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

938 Crestview Ave
Valley Stream, NY 11581-3145
Phone: (917) 499-9398
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 091095 (NY)

Record details

NPI number1710303441
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedMarch 5, 2014
Last updated in NPPESNovember 15, 2023
Certification dateNovember 15, 2023

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice North Shore-Lij Medical Pc — 6350 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Valley Stream