Tawnne Oconnor, FNP

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

1054473 Issued in DC

Practice address

1501 M St NW Ste 450
Washington, DC 20005-1726

Phone

(888) 663-6331

Fax

(415) 252-7176

NPI assigned

Nov 4, 2019

Last updated

Mar 17, 2025By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

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: No

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Networks

• Healthfirst Medicare Network H5989
• Healthfirst Medicare Network H1722
• Healthfirst Medicare Network H9678
• Healthfirst Medicare Network H3359

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

• One Medstar Primary Care LLC

  • Family Medicine Physician
  • Washington, DC
  • NPI 1417571530
  Medicare reassignment

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

{
    "created_epoch": "1572825600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742169600000",
    "number": "1619511565",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 EMBARCADERO CTR STE 1900",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941113723",
            "telephone_number": "415-658-6791"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1501 M ST NW STE 450",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200051726",
            "telephone_number": "888-663-6331",
            "fax_number": "415-252-7176"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "6 DuPont Cir NW",
            "address_purpose": "LOCATION",
            "city": "Washington",
            "state": "DC",
            "postal_code": "200361108",
            "country_code": "US",
            "telephone_number": "866-389-2727",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OCONNOR",
        "first_name": "TAWNNE",
        "credential": "FNP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2019-11-04",
        "last_updated": "2025-03-17",
        "certification_date": "2025-03-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "DC",
            "license": "1054473",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Katie Beth Ochwat, RD
• Christian Fischer Ockenhouse, M.D.
• Karen J Oconnell, MD
• Christine Greer Oconnor, PH.D., LCSW
• Kevin Charles Oconnor, DO
• Sarah Ocran
• Octave Behavioral PA
• Tessie Wazeerah October, M.D.
• Jay Alan Ocuin, MD
• Aster Oda

• Family Nurse Practitioner in Washington, DC
• Providers in Washington, DC by specialty
• Family Nurse Practitioner in District of Columbia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 17, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.