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

Oleg Sirotnikov, LCSW

Individual provider Social Worker · NPI 1578525234

Oleg Sirotnikov, LCSW is a Clinical Social Worker in Valley Stream, New York. Qualified in 1998, 28 years ago. Practices as a sole proprietor. Licensed in New York.

Years since qualifying
28
Licensed in
NY
In the registry since
2006
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

101 Dartmouth St
Valley Stream, NY 11581-3215
Phone: (516) 295-2659
Fax: (516) 295-2659
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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 P058840 (NY)

Record details

NPI number1578525234
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedApril 6, 2006
Last updated in NPPESAugust 3, 2010

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Accepts Medicare assignment Not indicated

Other providers in Valley Stream