NPIMap

Individual provider Active NPI

Thomas Ari Leonard Alterman

  • Emergency Medicine Physician
  • Ocala, FL
National Provider Identifier
1376120097
Registry record updated Sep 5, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
168286 Issued in FL
Practice address
1431 SW 1St Ave
Ocala, FL 34471-6500
Phone
(352) 401-1000
NPI assigned
Mar 27, 2021
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 5, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 168286 FL Primary

Addresses

Primary practice location

1431 SW 1St Ave
Ocala, FL 34471-6500

Mailing address

1431 SW 1St Ave
Ocala, FL 34471-6500
Phone (352) 401-1417

Other practice location 1

1600 SW Archer Rd
Gainesville, FL 32610-3003
Phone (352) 265-0301

Other identifiers 1

IdentifierTypeStateIssuer
123271500MedicaidFL

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in FL
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240822000407 FL Practitioner - Emergency Medicine 4082055769 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Emergency Medicine Services of FL LLCGroup PAC ID 8426413931, 686 clinicians

Practice addresses (Care Compare)

340 NW Commerce Dr
Lake City Medical Center
Lake City, FL 32055-4709
Phone (850) 719-9000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
168286FLMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Florida Clinical Practice Association Inc CurrentSince Aug 18, 2025 Accepting new patients
Florida Clinical Practice Association Inc CurrentSince Aug 18, 2025 Accepting new patients
Emergency Medicine Services of FL, LLC Emergency Medicine CurrentSince Jul 8, 2024 Accepting new patients
Paragon Emergency Services LLC Emergency Medicine CurrentSince Nov 1, 2024 Accepting new patients

Locations

322 SW Pine Island Rd
Cape Coral, FL 33991
Phone (941) 249-6858

1600 SW Archer Rd
Gainesville, FL 32610
Phone (352) 265-0077

2001 SW 13th St
Gainesville, FL 32608
Phone (352) 265-8990

14000 Fivay Rd
Hudson, FL 34667
Phone (727) 819-2929

3625 University Blvd S
Jacksonville, FL 32216
Phone (904) 333-9404

340 NW Commerce Dr
Lake City, FL 32055
Phone (386) 719-9000

20900 Biscayne Blvd
Miami, FL 33180
Phone (305) 682-7290

1431 SW 1st Ave
Ocala, FL 34471
Phone (352) 401-1425

611 Zeagler Dr
Palatka, FL 32177
Phone (386) 326-8070

105 Tamiami Trl
Fl Tamiami
Port Charlotte, FL 33953

1451 El Camino Real
The Villages, FL 32159
Phone (352) 751-8000

2000 Health Park Dr
Brentwood, TN 37027
Phone (615) 372-5426

Networks

  • Optimum HealthCare HMO Network
  • Freedom Health HMO Network

Organizations & group practices 4

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.

Hospital & facility affiliations 9

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

NPI Registry JSON

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

{
    "created_epoch": "1616803200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757030400000",
    "number": "1376120097",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1431 SW 1ST AVE",
            "city": "OCALA",
            "state": "FL",
            "postal_code": "344716500",
            "telephone_number": "352-401-1417"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1431 SW 1ST AVE",
            "city": "OCALA",
            "state": "FL",
            "postal_code": "344716500",
            "telephone_number": "352-401-1000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1600 SW Archer Rd",
            "address_purpose": "LOCATION",
            "city": "Gainesville",
            "state": "FL",
            "postal_code": "326103003",
            "country_code": "US",
            "telephone_number": "352-265-0301",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ALTERMAN",
        "first_name": "THOMAS",
        "middle_name": "ARI LEONARD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-27",
        "last_updated": "2025-09-05",
        "certification_date": "2025-09-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "FL",
            "license": "168286",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "123271500",
            "state": "FL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Ocala, FL

Sources for this page

Verify at the official NPI Registry.