Individual provider Active NPI

Elizabeth Jane Newton Portnoy, M.D.

  • Emergency Medicine Physician
  • Kettering, OH
National Provider Identifier
1720304140
Registry record updated Aug 28, 2013
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
35-121599 Issued in OH
Practice address
4750 Hempstead Station Dr
Kettering, OH 45429-5164
Phone
(800) 875-0136
Fax
(937) 619-4150
NPI assigned
Apr 9, 2010
Last updated
Aug 28, 2013By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 28, 2013

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X NU
Emergency Medicine Physician 207P00000X 35-121599 OH Primary

Addresses

Primary practice location

4750 Hempstead Station Dr
Kettering, OH 45429-5164

Mailing address

1 Medical Center Dr
Middletown, OH 45005-2584
Phone (513) 420-5017

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in VT
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

Enrollment IDStateProvider typePAC IDDetails
I20260310003730 VT Practitioner - Emergency Medicine 7517101322 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
University of Massachusetts Medical School, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Bluewater Emergency Partners of Brunswick, LLCGroup PAC ID 3375774227, 151 clinicians

Practice addresses (Care Compare)

17 Belmont Ave
Brattleboro, VT 05301-3498
Phone (802) 257-0341

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
35-121599OHMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Bluewater Emergency Partners of Brunswick, LLC Emergency Medicine CurrentSince Feb 1, 2026 Accepting new patients
Fairfield Hospitalists Inc Past Accepting new patients
West Central Emergency Physicians Emergency Medicine Past Accepting new patients
Middletown Emergency Physicians, Inc. Emergency Medicine Past Accepting new patients

Locations

17 Belmont Ave
Brattleboro, VT 05301
Phone (802) 257-8360

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 1

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": "1270771200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1377648000000",
    "number": "1720304140",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 MEDICAL CENTER DR",
            "city": "MIDDLETOWN",
            "state": "OH",
            "postal_code": "450052584",
            "telephone_number": "513-420-5017",
            "fax_number": "937-619-4150"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4750 HEMPSTEAD STATION DR",
            "city": "KETTERING",
            "state": "OH",
            "postal_code": "454295164",
            "telephone_number": "800-875-0136",
            "fax_number": "937-619-4150"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PORTNOY",
        "first_name": "ELIZABETH",
        "middle_name": "JANE NEWTON",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2010-04-09",
        "last_updated": "2013-08-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "OH",
            "license": "35-121599",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Kettering, OH

Sources for this page

Verify at the official NPI Registry.