MR. GIBSON E MAZURKIEWICZ LPC
NPI 1154016400
Counselor - Mental Health in Leesburg, VA

Q: What is Gibson Mazurkiewicz's NPI number?

The NPI number for Gibson Mazurkiewicz is 1154016400. It was assigned to this individual provider in the NPPES registry on April 11, 2023.

Q: What is Gibson Mazurkiewicz's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Active since April 11, 2023

602 SOUTH KING ST, SUITE 202, LEESBURG, VA 20175(571) 224-7954(703) 485-3559 Get Directions Write a Review

NPPES record last updated: August 27, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Mr. Gibson E Mazurkiewicz Lpc NPPES

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

MR. GIBSON E MAZURKIEWICZ LPC (NPI 1154016400) is an individual mental health provider in Leesburg, Virginia, licensed in Virginia (0701010243) and active in the NPI registry since April 2023.

NPPES Registry Identity

NPI1154016400

Entity TypeIndividualMale

Primary Taxonomy101YM0800X

Provider Legal NameMR. GIBSON E MAZURKIEWICZCredential: LPC

Location Address602 SOUTH KING ST, SUITE 202Leesburg, VA 20175

Mailing Address602 South King St, Suite 202Leesburg, VA 20175 · (571) 224-7954 · Fax (703) 485-3559

Phone(571) 224-7954

Fax(703) 485-3559

Sole ProprietorYes

Enumeration DateApril 11, 2023

Last NPPES UpdateAugust 27, 2025

NPPES CertifiedApril 11, 2023

✔ NPI 1154016400 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

License✔ Licensed in VA · 0701010243

602 SOUTH KING ST, Leesburg, VA 20175

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES

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

MRS. KELLY ELIZABETH NEVERSON LPC

Counselor (Professional)

602 SOUTH KING ST, SUITE 202
LEESBURG, VA 20175

Loudoun County (301) 461-7039

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 Gibson Mazurkiewicz's NPI number?

The NPI number for Gibson Mazurkiewicz is 1154016400. It was assigned to this individual provider in the NPPES registry on April 11, 2023.

Where is Gibson Mazurkiewicz located?

Gibson Mazurkiewicz practices at 602 South King St Suite 202, Leesburg, VA 20175. The listed phone number is (571) 224-7954.

What is Gibson Mazurkiewicz's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Gibson Mazurkiewicz was last updated on August 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.