KAREN ANN MAZZARA MS, LPC
NPI 1972678274
Counselor - Professional in Leesburg, VA

Q: What is Karen Mazzara's NPI number?

The NPI number for Karen Mazzara is 1972678274. It was assigned to this individual provider in the NPPES registry on November 21, 2006.

Q: What is Karen Mazzara's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Q: When was this NPI record last updated?

The NPPES record for Karen Mazzara was last updated on March 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

Active since November 21, 2006

44084 RIVERSIDE PKWY #240, LEESBURG, VA 20176(703) 724-0200(703) 724-1580 Get Directions Write a Review

NPPES record last updated: March 17, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Karen Ann Mazzara Ms, Lpc NPPES

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

KAREN ANN MAZZARA MS, LPC (NPI 1972678274) is an individual professional provider in Leesburg, Virginia, licensed in Virginia (0701003464) and active in the NPI registry since November 2006. She maintains a secondary practice location in Fairfax.

NPPES Registry Identity

NPI1972678274

Entity TypeIndividualFemale

Primary Taxonomy101YP2500X

Provider Legal NameKAREN ANN MAZZARACredential: MS, LPC

Location Address44084 RIVERSIDE PKWY #240Leesburg, VA 20176

Mailing Address18257 Oak Ridge DrPurcellville, VA 20132 · (571) 228-3904

Phone(703) 724-0200

Fax(703) 724-1580

Sole ProprietorNo

Enumeration DateNovember 21, 2006

Last NPPES UpdateMarch 17, 2025

NPPES CertifiedMarch 17, 2025

✔ NPI 1972678274 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers

Taxonomy Code101YP2500X

License✔ Licensed in VA · 0701003464

Secondary Practice Location 1

Location 18280 Willow Oaks Corporate Dr Ste 600Fairfax, VA 22031-4516 · Phone (415) 424-4266 · Fax (415) 520-6633

Other Providers at the Same Location NPPES

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

DR. BENJAMIN ROBERT CRAWFORD D.O.

Psychiatry & Neurology (Psychiatry)

44084 RIVERSIDE PKWY #240
LEESBURG, VA 20176

Loudoun County (703) 724-0200

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 Karen Mazzara's NPI number?

The NPI number for Karen Mazzara is 1972678274. It was assigned to this individual provider in the NPPES registry on November 21, 2006.

Where is Karen Mazzara located?

Karen Mazzara practices at 44084 Riverside Pkwy #240, Leesburg, VA 20176. The listed phone number is (703) 724-0200.

What is Karen Mazzara's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

When was this NPI record last updated?

The NPPES record for Karen Mazzara was last updated on March 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.