Ryan Michael Whitaker, MD

Primary specialty

Radiation Oncology PhysicianTaxonomy code 2085R0001X

License

58544 Issued in TN

Practice address

105 Natchez Park Dr
Dickson, TN 37055-9013

Phone

(615) 326-3000

Fax

(615) 326-3031

NPI assigned

Mar 20, 2017

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

Enrolled in TN

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

Specialty

Radiation Oncology

Education

Medical University of South Carolina College of Medicine, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Tennessee Oncology PLLCGroup PAC ID 4688586134, 355 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Tristar Horizon Medical Center Hospital, Dickson, TN, CCN 440046
• Vanderbilt University Medical Center Hospital, Nashville, TN, CCN 440039

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Tennessee Oncology PLLC

  • Hematology & Oncology Physician
  • Nashville, TN
  • NPI 1811955917
  Medicare reassignment Care Compare group NPD
• Lebanon Radiation Oncology Center

  • Radiology Clinic/Center
  • Lebanon, TN
  • NPI 1750080305
  Medicare reassignment NPD
• Tennessee Oncology,PLLC

  • Radiation Oncology Physician
  • Nashville, TN
  • NPI 1164595070
  NPD
• Alive Hospice, Inc

  • Community Based Hospice Care Agency
  • Nashville, TN
  • NPI 1184682858
  NPD (past)
• Tennessee Oncology PLLC

  • Radiation Oncology Clinic/Center
  • Franklin, TN
  • NPI 1942909585
  NPD (past)
• Vanderbilt University

  • Internal Medicine Physician
  • Nashville, TN
  • NPI 1235154972
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Central Tennessee Hospital Corporation

  • General Acute Care Hospital
  • Dickson, TN
  • NPI 1871530832
  Care Compare affiliation
• Vanderbilt University Medical Center

  • General Acute Care Hospital
  • Nashville, TN
  • NPI 1396882205
  Care Compare affiliation

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

{
    "created_epoch": "1489968000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757980800000",
    "number": "1194266304",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2004 HAYES ST STE 800",
            "city": "NASHVILLE",
            "state": "TN",
            "postal_code": "372032659",
            "telephone_number": "615-329-0570",
            "fax_number": "615-329-0579"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "105 NATCHEZ PARK DR",
            "city": "DICKSON",
            "state": "TN",
            "postal_code": "370559013",
            "telephone_number": "615-326-3000",
            "fax_number": "615-326-3031"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WHITAKER",
        "first_name": "RYAN",
        "middle_name": "MICHAEL",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-03-20",
        "last_updated": "2025-09-16",
        "certification_date": "2025-09-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "TN",
            "license": "58544",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Donald L. Weiss Jr., O.D.
• Lori A. Weiss, O.D.
• Hannah Weissmann, PTA
• Well Health Dickson
• Alec Werry, DPT
• Casey M White
• Demond C. White, MD
• Vicki E Whitwell, SLP
• Tasha Widegren Chase
• Rose Dawn Widener, NP-C

• Radiation Oncology Physician in Dickson, TN
• Providers in Dickson, TN by specialty
• Radiation Oncology Physician in Tennessee

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 16, 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.