Douglas D. Heldreth, M.D.

Primary specialty

Medical Oncology PhysicianTaxonomy code 207RX0202X

License

ME51704 Issued in FL

Practice address

2828 Tarflower Way
Naples, FL 34105-3028

Phone

(239) 649-0649

NPI assigned

Nov 2, 2005

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

Other identifiers 3

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.

Specialty

Hematology/Oncology

Education

West Virginia University School of Medicine, 1985

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

75 of 100Reported as group

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": "1130889600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761004800000",
    "number": "1699766378",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2828 TARFLOWER WAY",
            "city": "NAPLES",
            "state": "FL",
            "postal_code": "341053028",
            "telephone_number": "239-649-0649"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2828 TARFLOWER WAY",
            "city": "NAPLES",
            "state": "FL",
            "postal_code": "341053028",
            "telephone_number": "239-649-0649"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HELDRETH",
        "first_name": "DOUGLAS",
        "middle_name": "D.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-02",
        "last_updated": "2025-10-21",
        "certification_date": "2025-10-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "FL",
            "license": "ME51704",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS",
            "identifier": "07380",
            "state": "FL"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "063787400",
            "state": "FL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "830004842",
            "state": "FL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Mary Lee Heim, MD
• Adam Bernard Heinrich
• Molly Marie Heinrich, PAC
• Jeffrey A. Heitmann, M.D.
• Gala Hejni
• Jennifer Heleniak, PA-C
• Kali Heller-Spencer, FNP-C
• Michael Anthony Hellman, D.O.
• Susie Theresa Hemberger, ARNP
• Jeffrey Scott Hembree, D.C.

• Medical Oncology Physician in Naples, FL
• Providers in Naples, FL by specialty
• Medical Oncology Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 21, 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.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.