Marianne Briones Manubag, NP

Individual provider Active NPI Family Nurse Practitioner · Manassas, VA

NPI 1942197827 · NPPES record last updated Jun 23, 2025

Key facts

NPI
1942197827
Entity type
Individual (NPI type 1)
Primary specialty
Family Nurse Practitioner 363LF0000X
License
0001311644 (VA)
Practice address
8100 Ashton Ave Ste 101
Manassas, VA 20109-5647
Phone
(703) 527-8090
Fax
(703) 257-7822
NPI assigned
Jun 23, 2025
Sex
Female
Sole proprietor
No

Organizations & group practices 9

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Medicare Care Compare profile

Specialty
Nurse Practitioner
Education
Virginia Commonwealth University, School of Medicine, 2025
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Privia Medical Group, LLC (1,522 clinicians)
Fairfax Family Practice Centers PC (106 clinicians)

Practice addresses (Care Compare)

75 W Lee Hwy
Warrenton, VA 20186-2149
Phone (540) 351-0662

8100 Ashton Ave
Suite 101
Manassas, VA 20109-5647
Phone (703) 527-8090

Hospital & facility affiliations

  • Uva Health Prince William Medical Center Hospital · Manassas, VA · CCN 490045

Medicare participation

Medicare fee-for-service enrollment
Enrolled in VA
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: No

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20260127002042 VA Practitioner - Nurse Practitioner 5395222863 Reassigns benefits to 3 organizations

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
0001311644VAMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
DMV Urgent Care LLC Current
since Jan 4, 2026
Accepting new patients
Privia Medical Group, LLC Current
since Feb 4, 2026
Accepting new patients
Privia Medical Group, LLC Current
since Feb 4, 2026
Accepting new patients
Fairfax Family Practice Centers PC Family Current
since Oct 30, 2025
Accepting new patients

Locations

20905 Professional Plz
Ste 330
Ashburn, VA 20147
Phone (703) 726-0003

381 Elden St
Ste 1000
Herndon, VA 20170
Phone (703) 481-1505

8100 Ashton Ave
Ste 101
Sudley Springs, VA 20109
Phone (703) 205-7330

75 W Lee Hwy
Warrenton, VA 20186
Phone (540) 347-4757

14900 Potomac Town Pl
Ste 130
Woodbridge, VA 22191
Phone (540) 351-0662

Interoperability endpoints

  • Direct secure messaging: mmanubag1630020@soc.inova.org

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X 0001311644 VA Yes

Addresses

Primary practice location

8100 Ashton Ave Ste 101
Manassas, VA 20109-5647

Mailing address

381 Elden St Ste 1000
Herndon, VA 20170-4842
Phone (703) 481-1505

Other providers in Manassas, VA

All providers in Manassas, VA · Family Nurse Practitioner in Virginia

Sources for this page

Verify at the official NPI Registry.