Tyler Ernest Warkentien, M.D.

Primary specialty

Infectious Disease PhysicianTaxonomy code 207RI0200X

License

0101240366 Issued in VA

Practice address

8901 Wisconsin Ave
Bethesda, MD 20889-0004

Phone

(301) 319-9047

NPI assigned

Oct 14, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in MD

Eligible to order & refer

• Part B services: No
• Medical equipment: Yes
• Home health: No
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1160784000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763337600000",
    "number": "1093805350",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8901 WISCONSIN AVE",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208890004",
            "telephone_number": "301-319-9047"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8901 WISCONSIN AVE",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208890004",
            "telephone_number": "301-319-9047"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "620 John Paul Jones Cir",
            "address_purpose": "LOCATION",
            "city": "Portsmouth",
            "state": "VA",
            "postal_code": "237082111",
            "country_code": "US",
            "telephone_number": "757-953-2277",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "Hospital Americano",
            "address_2": "Base naval de Rota apartado de Correos 33",
            "address_purpose": "LOCATION",
            "city": "Rota",
            "state": "Cadiz",
            "postal_code": "11530",
            "country_code": "ES",
            "telephone_number": "727-727-3504",
            "country_name": "Spain",
            "address_type": "FGN"
        }
    ],
    "basic": {
        "last_name": "WARKENTIEN",
        "first_name": "TYLER",
        "middle_name": "ERNEST",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-14",
        "last_updated": "2025-11-17",
        "certification_date": "2025-11-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0101240366",
            "primary": false
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "VA",
            "license": "0101240366",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Rebecca Lynne Ward, PHARMD
• Jason Michael Ware
• Jeananne Marie Ware, NP
• Nakia Ware, CRNP-OB/GYN
• Susannah Wargo, CRNP
• Gail Granof Warner, MD
• Rebecca Renee Warren, OTD, OTR/L
• Anne B Warwick, MD
• Zackary Wary, MD
• Washington Brain and Spine Institute PC

• Infectious Disease Physician in Bethesda, MD
• Providers in Bethesda, MD by specialty
• Infectious Disease Physician in Maryland

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