Proton Fusion, LLC

Primary specialty

Radiation Oncology PhysicianTaxonomy code 2085R0001X

Legal business name

PROTON FUSION, LLC

Practice address

9961 Estero Oaks Dr Unit 101a
Fort Myers, FL 33967-5453

Phone

(239) 516-0009

Fax

(239) 266-9769

NPI assigned

Jan 3, 2025

Organization subpart

No

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

Authorized official

Name

Arie P Dosoretz, MDNPI 1720303589

Title

Ceo

Phone

(215) 681-3340

Specialties & licenses 1

Addresses

Other names 1

• Southwest Florida Proton Doing business as

Medicare fee-for-service enrollment

Enrolled in FL

Enrollment records 1

Locations

Practitioners 14

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Todd A Pezzi, MD

  • Radiation Oncology Physician
  • Bonita Springs, FL
  • NPI 1336674431
  Medicare reassignment Care Compare group NPD
• Shannon M Macdonald, MD

  • Radiation Oncology Physician
  • Boston, MA
  • NPI 1497713853

  FL

  Medicare reassignment Care Compare group NPD
• Rachel Perricone, ARNP

  • Nurse Practitioner
  • Winter Park, FL
  • NPI 1548553936
  Medicare reassignment NPD
• Michelle Anne Cain, PA-C

  • Physician Assistant
  • Fort Myers, FL
  • NPI 1568187441
  Medicare reassignment
• Arie P. Dosoretz, MD

  • Radiation Oncology Physician
  • Fort Myers, FL
  • NPI 1720303589
  NPD (past) Authorized official
• Alan L Brown Jr., M.D.

  • Radiation Oncology Physician
  • Fort Myers, FL
  • NPI 1922098045
  NPD (past)
• Daniel E. Dosoretz, MD

  • Radiation Oncology Physician
  • Port Charlotte, FL
  • NPI 1629073200
  NPD (past)
• Graciela R. Garton, MD

  • Radiation Oncology Physician
  • Fort Myers, FL
  • NPI 1750388849
  NPD (past)
• Michael C. Hanus, MD

  • Radiation Oncology Physician
  • Naples, FL
  • NPI 1639172588
  NPD (past)
• Timothy L. Kerwin, MD

  • Radiation Oncology Physician
  • Naples, FL
  • NPI 1346309085
  NPD (past)
• Bruce M. Nakfoor, MD

  • Radiation Oncology Physician
  • Naples, FL
  • NPI 1780687608
  NPD (past)
• Ariel Pollock, MD

  • Radiation Oncology Physician
  • Naples, FL
  • NPI 1356848493
  NPD (past)

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

{
    "created_epoch": "1735862400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1764806400000",
    "number": "1093524167",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 96362",
            "city": "CHARLOTTE",
            "state": "NC",
            "postal_code": "282966362",
            "telephone_number": "239-416-8101",
            "fax_number": "239-402-8601"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9961 ESTERO OAKS DR UNIT 101A",
            "city": "FORT MYERS",
            "state": "FL",
            "postal_code": "339675453",
            "telephone_number": "239-516-0009",
            "fax_number": "239-266-9769"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "PROTON FUSION, LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-01-03",
        "last_updated": "2025-12-04",
        "certification_date": "2025-12-04",
        "status": "A",
        "authorized_official_last_name": "DOSORETZ",
        "authorized_official_first_name": "ARIE",
        "authorized_official_middle_name": "P",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "215-681-3340",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Radiology, Radiation Oncology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Southwest Florida Proton",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

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• James Edward Prues Jr., PHARMD
• Richard J Pry, MD

• Radiation Oncology Physician in Fort Myers, FL
• Providers in Fort Myers, FL by specialty
• Radiation Oncology Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 4, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.