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MRS. MERCEDES TERESA TIKOYAN LCSW
NPI 1558501577
Social Worker - School in Fairfax, VA

Active since March 03, 2009
8270 WILLOW OAKS CORPORATE DR, FAIRFAX, VA 22031(703) 675-6700 Get Directions Write a Review

NPPES record last updated: December 9, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mrs. Mercedes Teresa Tikoyan Lcsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. MERCEDES TERESA TIKOYAN LCSW (NPI 1558501577) is an individual school provider in Fairfax, Virginia, licensed in Virginia (PPS-0601005) and active in the NPI registry since March 2009.

NPPES Registry Identity

NPI1558501577
Entity TypeIndividualFemale
Primary Taxonomy1041S0200X
Provider Legal NameMRS. MERCEDES TERESA TIKOYANCredential: LCSW
Location Address8270 WILLOW OAKS CORPORATE DRFairfax, VA 22031-4530
Mailing Address8270 Willow Oaks Corporate DrFairfax, VA 22031-4530 · (703) 675-6700
Phone(703) 675-6700
Sole ProprietorYes
Enumeration DateMarch 3, 2009
Last NPPES UpdateDecember 9, 2025
NPPES CertifiedDecember 9, 2025
✔ NPI 1558501577 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · SchoolBehavioral Health & Social Service Providers
Taxonomy Code1041S0200X
License✔ Licensed in VA · PPS-0601005
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X · License 0904005704 (VA)
8270 WILLOW OAKS CORPORATE DR, Fairfax, VA 22031
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ALYSA DAIGLE MS/CAGS, NCSP
Psychologist (School)
8270 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Fairfax County (781) 953-7010
KATHERINE NETHERCOTE
Psychologist (School)
8270 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Fairfax County (571) 423-4900
ELIZABETH LASTER MSW
Social Worker (School)
8270 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Fairfax County (571) 423-4300
ANA MARIA RINGEL
Speech-Language Pathologist
8270 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Fairfax County (571) 423-4900
CAROL ANN PASTORIC MS CCC-SLP
Speech-Language Pathologist
8270 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Fairfax County (703) 426-7039
DEBORAH PAULA GLICKMAN
Speech-Language Pathologist
8270 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Fairfax County (703) 645-6300
WES SMITH LCSW
Social Worker (School)
8270 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Fairfax County (703) 288-8434
MARIA WORTHEN
Social Worker (School)
8270 WILLOW OAKS CORPORATE DR
FAIRFAX, VA 22031
Fairfax County (571) 423-4300

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mercedes Tikoyan's NPI number?

The NPI number for Mercedes Tikoyan is 1558501577. It was assigned to this individual provider in the NPPES registry on March 3, 2009.

Where is Mercedes Tikoyan located?

Mercedes Tikoyan practices at 8270 Willow Oaks Corporate Dr, Fairfax, VA 22031. The listed phone number is (703) 675-6700.

What is Mercedes Tikoyan's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in School, with taxonomy code 1041S0200X.

When was this NPI record last updated?

The NPPES record for Mercedes Tikoyan was last updated on December 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.