OrganizationActive
Northern Virginia Laboratory
NPI 1659812832 · Clinical Medical Laboratory · Alexandria, VA
Northern Virginia Laboratory is a Clinical Medical Laboratory organization in Alexandria, VA (NPI 1659812832).
Provider details
- NPI number
- 1659812832
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Sandra Maddux, Owner/Manager(703) 207-7072
Specialties & taxonomies
Laboratories
Profile Score
Established profile(70/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
4660 Kenmore Ave
Alexandria, VA 22304-1313
Phone: (703) 207-7072
Fax: (703) 207-7074
Street-level locationGet directions
Mailing address
8422 Girvan Ct
Manassas, VA 20109
Other names (DBA / former)
- Other name
- Northern Virginia Laboratory LLC
Registry dates
- Enumerated
- 2017-03-20
- Last updated
- 2017-03-20
Frequently asked questions
- What is Northern Virginia Laboratory's NPI number?
- Northern Virginia Laboratory's National Provider Identifier (NPI) is 1659812832, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Northern Virginia Laboratory?
- Northern Virginia Laboratory is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Northern Virginia Laboratory located?
- Northern Virginia Laboratory's practice location on file with NPPES is 4660 Kenmore Ave, Alexandria, VA 22304-1313.
- What is Northern Virginia Laboratory's phone number?
- The practice phone number listed in the NPPES registry for Northern Virginia Laboratory is (703) 207-7072.
- Who is the authorized official for Northern Virginia Laboratory?
- The authorized official listed on Northern Virginia Laboratory's NPPES record is Sandra Maddux, Owner/Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Northern Virginia Laboratory's NPI active?
- Yes — Northern Virginia Laboratory's NPI (1659812832) is active in the NPPES registry as of the last update on 2017-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.