James L Gulley, MD PHD FACP

Primary specialty

Hematology & Oncology PhysicianTaxonomy code 207RH0003X

License

D0056966 Issued in MD

Practice address

10 Center Dr.
8B08, MSC 1750
Bethesda, MD 20892-0001

Phone

(301) 435-2956

Fax

(301) 480-5094

NPI assigned

May 11, 2006

Sex

Male

Sole proprietor

No

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

Not listed in the public Medicare enrollment file

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.

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine, Doctor of Philosophy

State licenses

Practice roles

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.

• Frederick Health Hospital Inc

  • General Acute Care Hospital
  • Frederick, MD
  • NPI 1538165527
  NPD (past)

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

{
    "created_epoch": "1147305600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1720038771",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10 CENTER DR.",
            "address_2": "8B08, MSC 1750",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208920001",
            "telephone_number": "301-435-2956",
            "fax_number": "301-480-5094"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10 CENTER DR.",
            "address_2": "8B08, MSC 1750",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208920001",
            "telephone_number": "301-435-2956",
            "fax_number": "301-480-5094"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GULLEY",
        "first_name": "JAMES",
        "middle_name": "L",
        "name_prefix": "Dr.",
        "credential": "MD PHD FACP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-11",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "MD",
            "license": "D0056966",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Antoinette Gudiel-Garcia
• Leonard Joel Guedalia, PH.D.
• Amanda Hath Guenther, CCC-SLP
• Carlos Eduardo Guillen Garrido Sr.
• Erica Guiton
• Corey Gunderson, DO
• Manisha Patel Gunn, PT
• Baohien Ngocchu Gupta, RDH,BS
• Naveen Kumar Gupta, M.D.
• Sarthak Gupta, MD

• Hematology & Oncology Physician in Bethesda, MD
• Providers in Bethesda, MD by specialty
• Hematology & Oncology Physician in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.