Individual provider Active NPI

Sara Rex, CRNA

  • Registered Nurse
  • Arlington, VA
National Provider Identifier
1346137551
Registry record updated Jun 20, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered NurseTaxonomy code 163W00000X
License
1-168508 Issued in AL
Practice address
1701 N George Mason Dr Ste 2D
Arlington, VA 22205-3610
Phone
(703) 558-2438
NPI assigned
Jun 20, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 20, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 1-168508 AL Primary

Addresses

Primary practice location

1701 N George Mason Dr Ste 2D
Arlington, VA 22205-3610

Mailing address

645 Q St NW # a
Washington, DC 20001-3406
Phone (614) 906-5516

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250808003970 DC Practitioner - Certified Registered Nurse Anesthetist (Crna) 9537667555 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2025
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Dominion Anesthesia PLLCGroup PAC ID 7618863713, 73 clinicians

Practice addresses (Care Compare)

1701 N George Mason Dr
Virginia Hospital Center
Arlington, VA 22205-3610
Phone (703) 558-5000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
1-168508ALMDRegistered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Dominion Anesthesia, PLLC CurrentSince Sep 1, 2025 Accepting new patients

Locations

1701 N George Mason Dr
Arlington, VA 22205
Phone (703) 558-5000

1701 N George Mason Dr
Ste 2D
Arlington, VA 22205
Phone (703) 558-2438

Organizations & group practices 1

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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1750377600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750377600000",
    "number": "1346137551",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "645 Q ST NW # A",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200013406",
            "telephone_number": "614-906-5516"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1701 N GEORGE MASON DR STE 2D",
            "city": "ARLINGTON",
            "state": "VA",
            "postal_code": "222053610",
            "telephone_number": "703-558-2438"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "REX",
        "first_name": "SARA",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-06-20",
        "last_updated": "2025-06-20",
        "certification_date": "2025-05-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "AL",
            "license": "1-168508",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Arlington, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 20, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.