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

Sonia Altaf

Individual provider Clinical Social Worker · NPI 1942856794

Sonia Altaf is a Clinical Social Worker in Fairfax, Virginia. Qualified in 2016, 10 years ago. Accepts Medicare assignment. Licensed in Virginia.

Years since qualifying
10
Licensed in
VA
In the registry since
2019
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Practice location Address checks out

8221 Willow Oaks Corporate Dr
Fairfax, VA 22031-4512
Phone: (703) 559-5000
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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 0904011105 (VA)

Record details

NPI number1942856794
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedAugust 16, 2019
Last updated in NPPESSeptember 22, 2020
Certification dateSeptember 22, 2020
Mailing address8221 Willow Oaks Corporate Dr, Fairfax, VA 22031-4512

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Fairfax