Sierrah Marie Grigsby, MD, PHD

Primary specialty

General Practice PhysicianTaxonomy code 208D00000X

License

0101283130 Issued in VA

Practice address

4494 Palmer Rd N
Bethesda, MD 20889-0001

Phone

(301) 295-4810

NPI assigned

Mar 10, 2023

Sex

Female

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in VA

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.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine, Doctor of Philosophy

State licenses

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

{
    "created_epoch": "1678406400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778025600000",
    "number": "1336840073",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4494 PALMER RD N",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208890001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4494 PALMER RD N",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208890001",
            "telephone_number": "301-295-4810"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRIGSBY",
        "first_name": "SIERRAH",
        "middle_name": "MARIE",
        "credential": "MD, PHD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-03-10",
        "last_updated": "2026-05-06",
        "certification_date": "2026-05-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208D00000X",
            "taxonomy_group": "",
            "desc": "General Practice",
            "state": "VA",
            "license": "0101283130",
            "primary": true
        },
        {
            "code": "171000000X",
            "taxonomy_group": "",
            "desc": "Military Health Care Provider",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208D00000X",
            "taxonomy_group": "",
            "desc": "General Practice",
            "state": "DC",
            "license": "MD600005436",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jassimran Kaur Grewal, M.ED., BCBA, LBA
• Timothy Gribbin, MED, ATC
• Lauren Mariah Griffith, DO
• Ellen Madison Griffiths, R.D.
• Erin Manel Griffiths
• George Louis Grillon, D.M.D
• Cynthia Grimes
• George Reed Grimes, M.D.
• Amy Christine Grimsley, PHARM.D.
• Samuel Lyman Grindstaff, M.D.

• General Practice Physician in Bethesda, MD
• Providers in Bethesda, MD by specialty
• General Practice Physician in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 6, 2026; 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.