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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CALI NICOLE SEBAK MS CCC-SLP
NPI 1659917557
Speech-Language Pathologist in Fairfax, VA

Active since November 26, 2019
8270 WILLOW OAKS CORPORATE DR, FAIRFAX, VA 22031(571) 423-4900 Get Directions Write a Review

NPPES record last updated: October 7, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

Record update history: Oct 7, 2026, Apr 23, 2026, Nov 26, 2019 (3 updates tracked since 2019).

About Cali Nicole Sebak Ms Ccc-slp NPPES

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

CALI NICOLE SEBAK MS CCC-SLP (NPI 1659917557) is an individual speech-language pathologist provider in Fairfax, Virginia, licensed in Virginia (2202012379) and active in the NPI registry since November 2019.

NPPES Registry Identity

NPI1659917557
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameCALI NICOLE SEBAKCredential: MS CCC-SLP
Location Address8270 WILLOW OAKS CORPORATE DRFairfax, VA 22031-4511
Mailing Address557 Waterbury DrGreensburg, PA 15601-6059
Phone(571) 423-4900
Sole ProprietorNo
Enumeration DateNovember 26, 2019
Last NPPES UpdateOctober 7, 20263 updates tracked since enumeration
NPPES CertifiedOctober 7, 2026
✔ NPI 1659917557 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in VA · 2202012379
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
8270 WILLOW OAKS CORPORATE DR, Fairfax, VA 22031
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Other Names 1

Former Name (1)Cali N Shafer Ms Ccc-slp

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 Cali Sebak's NPI number?

The NPI number for Cali Sebak is 1659917557. It was assigned to this individual provider in the NPPES registry on November 26, 2019. The provider is also known as Cali N Shafer Ms Ccc-Slp.

Where is Cali Sebak located?

Cali Sebak practices at 8270 Willow Oaks Corporate Dr, Fairfax, VA 22031. The listed phone number is (571) 423-4900.

What is Cali Sebak's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for Cali Sebak was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days 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.