Individual provider Active NPI

John Ellis, D.O.

  • Emergency Medicine Physician
  • Bronx, NY
National Provider Identifier
1003221037
Registry record updated Nov 24, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
22891 Issued in CA
Practice address
4422 Third Ave
Bronx, NY 10457
Phone
(718) 960-9000
NPI assigned
Jun 28, 2014
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 24, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 160849 MT
Student in an Organized Health Care Education/Training Program 390200000X
Emergency Medicine Physician 207P00000X OS15644 FL
Emergency Medicine Physician 207P00000X 22891 CA Primary

Addresses

Primary practice location

4422 Third Ave
Bronx, NY 10457

Mailing address

6751 Eagle Ridge Blvd
Lakeland, FL 33813-5636
Phone (727) 417-6369

Other practice location 1

26 Hatch Ter
Dobbs Ferry, NY 10522-2813
Phone (727) 417-6369

Other practice location 2

1101 26th St S
Great Falls, MT 59405-5161
Phone (406) 455-5200

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in FL, CA, MT3 enrollments
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 3

Enrollment IDStateProvider typePAC IDDetails
I20190816001429 FL Practitioner - Emergency Medicine 7012244882 Reassigns benefits to 4 organizations
I20241217003840 CA Practitioner - Emergency Medicine 7012244882 Reassigns benefits to 2 organizations
I20251206000417 MT Practitioner - Emergency Medicine 7012244882 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Lake Erie College of Osteopathic Medicine, Bradenton, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Benefis Hospitals IncGroup PAC ID 1153235296, 390 clinicians
Cep America - CaliforniaGroup PAC ID 6103739131, 1,278 clinicians

Practice addresses (Care Compare)

1101 26TH St S
Great Falls, MT 59405-5161
Phone (406) 455-5000

2450 Ashby Ave
Berkeley, CA 94705-2067
Phone (510) 204-4444

3901 Lone Tree Way
Antioch, CA 94509-6200
Phone (925) 779-7200

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
OS15644FLMDEmergency Medicine Physician
160849MTMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Cep America - California Emergency Medicine Current Accepting new patients
Emergency Medical Associates of Tampa Bay, LLC Emergency Medicine CurrentSince Jun 15, 2021 Accepting new patients
Paragon Emergency Services LLC Emergency Medicine CurrentSince Jul 20, 2019 Accepting new patients
Paragon Contracting Services LLC Emergency Medicine CurrentSince Jul 20, 2019 Accepting new patients
Observation Medical Group LLC Emergency Medicine CurrentSince Jun 15, 2021 Accepting new patients
Cep America - California Emergency Medicine CurrentSince Jan 1, 2025 Accepting new patients
Berkeley Emergency Medical Group, Inc. Emergency Medicine CurrentSince Dec 1, 2024 Accepting new patients
Benefis Hospitals Inc CurrentSince Dec 1, 2025 Accepting new patients
Cep America-California Emergency Medicine CurrentSince Jan 1, 2025 Accepting new patients
Observation Medical Group LLC Emergency Medicine CurrentSince Jun 15, 2021 Accepting new patients
Berkeley Emergency Medical Group, Inc. Emergency Medicine CurrentSince Jan 22, 2023 Accepting new patients

Locations

3901 Lone Tree Way
Antioch, CA 94509
Phone (925) 779-7200

2450 Ashby Ave
Berkeley, CA 94705
Phone (510) 204-1566

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423

350 Hawthorne Ave
Oakland, CA 94609
Phone (510) 655-4000

180 Via Verde
Ste 100
San Dimas, CA 91773

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

4211 Van Dyke Rd
Lutz, FL 33558
Phone (813) 265-6300

200 Avenue F NE
Winter Haven, FL 33881
Phone (863) 292-4652

1101 26th St S
Great Falls, MT 59405
Phone (406) 455-4690

1101 26th St S
Fl 5
Great Falls, MT 59405
Phone (406) 455-2132

Interoperability endpoints

  • Direct secure messaging: jellis697965@hisp.ehr.sutterhealth.org

Organizations & group practices 11

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 5

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": "1403913600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763942400000",
    "number": "1003221037",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6751 EAGLE RIDGE BLVD",
            "city": "LAKELAND",
            "state": "FL",
            "postal_code": "338135636",
            "telephone_number": "727-417-6369",
            "fax_number": "954-377-3042"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4422 THIRD AVE",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "10457",
            "telephone_number": "718-960-9000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "26 Hatch Ter",
            "address_purpose": "LOCATION",
            "city": "Dobbs Ferry",
            "state": "NY",
            "postal_code": "105222813",
            "country_code": "US",
            "telephone_number": "727-417-6369",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1101 26th St S",
            "address_purpose": "LOCATION",
            "city": "Great Falls",
            "state": "MT",
            "postal_code": "594055161",
            "country_code": "US",
            "telephone_number": "406-455-5200",
            "fax_number": "406-455-5251",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ELLIS",
        "first_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-06-28",
        "last_updated": "2025-11-24",
        "certification_date": "2025-11-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MT",
            "license": "160849",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "FL",
            "license": "OS15644",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "22891",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Bronx, NY

Sources for this page

Verify at the official NPI Registry.