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

Natalie Siepka, LCSW

Individual provider Clinical Social Worker · NPI 1609325265

Natalie Siepka, LCSW is a Clinical Social Worker in Arlington, Virginia. Licensed in Virginia. Registered with an NPI since 2016.

Licensed in
VA
In the registry since
2016
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

2556 S Arlington Mill Dr Apt C
Arlington, VA 22206-4080
Phone: (703) 851-0880
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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 0904012628 (VA)

Record details

NPI number1609325265
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedSeptember 23, 2016
Last updated in NPPESAugust 28, 2025
Certification dateAugust 28, 2025
Mailing address2556 S Arlington Mill Dr Apt C, Arlington, VA 22206-4080

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