Registry data as of Aug 27, 2026

Sonia Altaf

Clinical Social Worker · Fairfax, VA

Sonia Altaf is a clinical social worker with a practice address in Fairfax, Virginia, and NPI 1942856794, issued on Aug 16, 2019. Check the license with the Virginia board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1942856794
Name
Sonia Altaf
Primary taxonomy
Clinical Social Worker 1041C0700X
Practice location
8221 Willow Oaks Corporate Dr, Fairfax, VA 22031
Phone
(703) 559-5000
Enumerated
Aug 16, 2019
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 8221 Willow Oaks Corporate Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Chinyere Abati-Sobulo, NPPsychiatric/Mental Health Nurse Practitioner1932999802
  2. Felicia Aboagye, LNPRegistered Nurse1003450412
  3. Samuel Achu, LCSWClinical Social Worker1518484443
  4. Afua Addo, NPFamily Nurse Practitioner1629598289
  5. Folasade Adebayo, LPCProfessional Counselor1386488435
  6. Marieliz Alonso Calderon, M.D.Geriatric Psychiatry Physician1295990018

Verify Sonia Altaf in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Virginia board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Virginia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

414 clinical social worker records list a Fairfax practice address

They are 414 of the 6,584 NPPES records with a Fairfax practice address, and 7,710 clinical social worker records in Virginia. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical social worker records in Virginia

  1. Theresa Aaron, MSWCharlottesville, VA1922010743
  2. Sandy Aasen, LCSWFairfax, VA1669491528
  3. Lesley Abashian, LCSW, LICSW, LCSW-CLeesburg, VA1275632861
  4. Hannah Abbey, LCSWRichmond, VA1427483478
  5. Erin AbbottFairfax, VA1053855874
  6. Tanyka Abbott, LCSW-CWoodbridge, VA1255510111
  7. Jacklyne Abdulai, LCSWAlexandria, VA1699508648
  8. Ann Abell, LCSWGoochland, VA1821326026
  9. Jeannette Abelson-Goode, LCSW, CSOTPNorth Chesterfield, VA1356692388
  10. Martha Abera, LCSWPulaski, VA1518704881

Common questions

What is Sonia Altaf's NPI number?

Sonia Altaf's National Provider Identifier (NPI) is 1942856794, issued on Aug 16, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Sonia Altaf located?

The NPPES record lists a practice address at 8221 Willow Oaks Corporate Dr, Fairfax, VA, 22031. Phone: (703) 559-5000. Providers update this record themselves, so call before visiting.

How can I verify Sonia Altaf's license?

Search the Virginia board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.