1. Home
  2. Directory
  3. Virginia
  4. Manassas
  5. Clinic Center
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MANASSAS ADDICTION CENTER LLC
NPI 1225692015
Clinic/Center - Rehabilitation, Substance Use Disorder in Manassas, VA

Active since April 26, 2019CLIA 49D2202946 · Waiver
8859 SUDLEY RD STE 101, MANASSAS, VA 20110(703) 239-3602(855) 888-8410 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 6, 2026, Jul 23, 2021, Apr 26, 2019 (3 updates tracked since 2019).

About Manassas Addiction Center Llc NPPES

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

MANASSAS ADDICTION CENTER LLC (NPI 1225692015) is a healthcare organization registered as a rehabilitation, substance use disorder in Manassas, Virginia and active in the NPI registry since April 2019. The organization holds a CLIA Waiver certificate valid through December 1, 2026 and lists Nancye Lynn Sadler, President, as its authorized official.

NPPES Registry Identity

NPI1225692015
Entity TypeOrganization
Primary Taxonomy261QR0405X
Legal Business NameMANASSAS ADDICTION CENTER LLC
Location Address8859 SUDLEY RD STE 101Manassas, VA 20110-4745
Mailing Address8859 Sudley Rd Ste 101Manassas, VA 20110-4745 · (703) 239-3602 · Fax (855) 888-8410
Phone(703) 239-3602
Fax(855) 888-8410
Organization SubpartNo
Authorized OfficialNancye Lynn SadlerPresident · (703) 239-3602
Enumeration DateApril 26, 2019
Last NPPES UpdateJuly 6, 20263 updates tracked since enumeration
NPPES CertifiedJuly 6, 2026
✔ NPI 1225692015 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Rehabilitation, Substance Use DisorderAmbulatory Health Care Facilities
Taxonomy Code261QR0405X
8859 SUDLEY RD STE 101, Manassas, VA 20110
Open in Google Maps ↗

Other Identifiers 2

Medicaid1508818790VA
Medicaid8951641VA

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 49D2202946

Manassas Addiction Center LLC · Manassas, VA
Active · expires Dec 1, 2026
CLIA Number49D2202946
Laboratory TypePractitioner Other
Certificate Effective DateDecember 2, 2024
Certificate Expiration DateDecember 1, 2026
Laboratory DirectorNancye L. Sadler
Laboratory Phone(703) 239-3602
Laboratory LocationManassas Addiction Center LLC9001 Digges Road Suite 104, Manassas, VA 20110
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 2

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

MS. NANCYE LYNN SADLER NP
Family Medicine (Addiction Medicine)
8859 SUDLEY RD STE 101
MANASSAS, VA 20110
Manassas City (703) 239-3602
MR. CHRISTOPHER HUNSBERGER FNP-BC, FNP-C
Family Medicine
8859 SUDLEY RD STE 101
MANASSAS, VA 20110
Manassas City (571) 295-7725

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 Manassas Addiction Center LLC's NPI number?

The NPI number for Manassas Addiction Center LLC is 1225692015. It was assigned to this organization in the NPPES registry on April 26, 2019.

Where is Manassas Addiction Center LLC located?

Manassas Addiction Center LLC is located at 8859 Sudley Rd Ste 101, Manassas, VA 20110. The listed phone number is (703) 239-3602.

What is Manassas Addiction Center LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Rehabilitation, Substance Use Disorder, with taxonomy code 261QR0405X.

Does Manassas Addiction Center LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 49D2202946) is associated with this NPI, valid through December 1, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Manassas Addiction Center LLC was last updated on July 6, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.