Individual provider Active NPI

Margaret Crenshaw, MD

  • Family Medicine Physician
  • Vienna, VA
National Provider Identifier
1144665019
Registry record updated Sep 23, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
MD044228 Issued in DC
Practice address
115 Park St SE Ste 300
Vienna, VA 22180-4653
Phone
(703) 255-9100
Fax
(703) 255-3457
NPI assigned
May 6, 2013
Sex
Female
Sole proprietor
No

Organizations & group practices 4

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 2

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

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
University of Maryland School of Medicine, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Fairfax Family Practice Centers PC 106 clinicians

Practice addresses (Care Compare)

115 Park St SE
Suite 300
Vienna, VA 22180-4653
Phone (703) 255-9100

Hospital & facility affiliations

  • Inova Fairfax Hospital Hospital, Falls Church, VA, CCN 490063

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Medicare enrollment records 1

Medicare enrollment files
Enrollment IDStateProvider typePAC IDDetails
I20161003001837 DC Practitioner - Family Practice 6800029422 Reassigns benefits to 2 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Fairfax Family Practice Centers PC Family Medicine CurrentSince Jul 1, 2025 Accepting new patients
Unity Health Care, Inc. CurrentSince Aug 25, 2016 Accepting new patients
Unity Health Care Inc. CurrentSince Aug 25, 2016 Accepting new patients
Unity Health Care, Inc PastSince Sep 1, 2019 Accepting new patients

Locations

555 L St SE
Washington, DC 20003
Phone (202) 548-4520

1310 Southern Ave SE
Washington, DC 20032
Phone (202) 574-6000

850 Delaware Ave SW
Washington, DC 20024
Phone (202) 548-4520

6201 Centreville Rd
Ste 100
Centreville, VA 20121
Phone (703) 263-9600

115 Park St SE
Ste 300
Vienna, VA 22180
Phone (703) 255-9100

Interoperability endpoints

  • Direct secure messaging: mcrenshaw1465497@soc.inova.org

Specialties & licenses 2

NPPES NPI Registry
Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Family Medicine Physician 207Q00000X MD044228 DC Primary

Addresses

NPPES NPI Registry

Primary practice location

115 Park St SE Ste 300
Vienna, VA 22180-4653

Mailing address

115 Park St SE Ste 300
Vienna, VA 22180-4653
Phone (703) 255-9100

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Sep 23, 2025.

{
    "created_epoch": "1367798400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758585600000",
    "number": "1144665019",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "115 PARK ST SE STE 300",
            "city": "VIENNA",
            "state": "VA",
            "postal_code": "221804653",
            "telephone_number": "703-255-9100",
            "fax_number": "703-255-3457"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "115 PARK ST SE STE 300",
            "city": "VIENNA",
            "state": "VA",
            "postal_code": "221804653",
            "telephone_number": "703-255-9100",
            "fax_number": "703-255-3457"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CRENSHAW",
        "first_name": "MARGARET",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-05-06",
        "last_updated": "2025-09-23",
        "certification_date": "2025-09-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "DC",
            "license": "MD044228",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Vienna, VA

Sources for this page

Verify at the official NPI Registry.