Individual provider Active NPI

Joshua Digennaro Trebach, MD

  • Emergency Medicine Physician
  • Iowa City, IA
National Provider Identifier
1306260799
Registry record updated Nov 20, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
MD-49768 Issued in IA
Practice address
200 Hawkins Dr
Iowa City, IA 52242-1009
Phone
(319) 353-6362
Fax
(319) 353-7006
NPI assigned
Feb 6, 2014
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 20, 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 D87516 MD
Emergency Medicine Physician 207P00000X MD-49768 IA Primary
Emergency Medicine Physician 207P00000X 303355 NY
Medical Toxicology (Emergency Medicine) Physician 207PT0002X MD-49768 IA

Addresses

Primary practice location

200 Hawkins Dr
Iowa City, IA 52242-1009

Mailing address

200 Hawkins Dr
Iowa City, IA 52242-1009
Phone (319) 353-6362

Other practice location 1

701 W Forevergreen Rd
North Liberty, IA 52317-9848
Phone (319) 384-6562

Other practice location 2

500 E Market St
Iowa City, IA 52245-2633
Phone (319) 339-3551

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD, NY, IA3 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
I20190826001696 MD Practitioner - Emergency Medicine 8224320007 Reassigns benefits to 1 organization
I20201117000201 NY Practitioner - Emergency Medicine 8224320007 Reassigns benefits to 1 organization
I20220810003470 IA Practitioner - Emergency MedicinePractitioner - Medical Toxicology 8224320007 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Emergency MedicineAlso: Medical Toxicology
Education
Johns Hopkins University School of Medicine, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
State University of IowaGroup PAC ID 7618884230, 1,886 clinicians

Practice addresses (Care Compare)

200 Hawkins Dr
Iowa City, IA 52242-1009
Phone (319) 356-1616

Hospital & facility affiliations

  • University of Iowa Hospital & Clinics Hospital, Iowa City, IA, CCN 160058

Merit-based Incentive Payment System (MIPS)

Final score
80.02 of 100Reported as group
Quality
75.68
Promoting interoperability
78
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
D87516MDMDEmergency Medicine Physician
303355NYMDEmergency Medicine Physician
MD-49768IAMDMedical Toxicology (Emergency Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
New York University CurrentSince Nov 1, 2020 Accepting new patients
Johns Hopkins University Current Accepting new patients
Johns Hopkins University CurrentSince Jul 25, 2019 Accepting new patients
New York University Emergency Medicine CurrentSince Nov 1, 2020 Accepting new patients
State University of Iowa CurrentSince Aug 2, 2022 Accepting new patients
Johns Hopkins University Emergency Medicine CurrentSince Jul 25, 2019 Accepting new patients

Locations

200 Hawkins Dr
Iowa City, IA 52242
Phone (319) 356-1616

200 Hawkins Dr
#H
Iowa City, IA 52242
Phone (319) 356-1616

500 E Market St
Iowa City, IA 52245
Phone (319) 339-0300

701 W Forevergreen Rd
North Liberty, IA 52317
Phone (319) 356-2223

400 E Polk St
Washington, IA 52353
Phone (319) 653-5481

600 N Wolfe St
Baltimore, MD 21287

4940 Eastern Ave
Baltimore, MD 21224

550 1st Ave
New York, NY 10016
Phone (212) 263-3293

14 Wall St
Fl 9
Wall Street, NY 10005
Phone (646) 501-3224

Interoperability endpoints

  • Direct secure messaging: jtrebach47567@direct.hopkinsmedicine.org
  • Direct secure messaging: jtrebach246325@uihcdirect.org

Organizations & group practices 6

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 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": "1391644800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763596800000",
    "number": "1306260799",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "200 HAWKINS DR",
            "city": "IOWA CITY",
            "state": "IA",
            "postal_code": "522421009",
            "telephone_number": "319-353-6362",
            "fax_number": "319-353-7006"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 HAWKINS DR",
            "city": "IOWA CITY",
            "state": "IA",
            "postal_code": "522421009",
            "telephone_number": "319-353-6362",
            "fax_number": "319-353-7006"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "701 W Forevergreen Rd",
            "address_purpose": "LOCATION",
            "city": "North Liberty",
            "state": "IA",
            "postal_code": "523179848",
            "country_code": "US",
            "telephone_number": "319-384-6562",
            "fax_number": "319-356-3949",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "500 E Market St",
            "address_purpose": "LOCATION",
            "city": "Iowa City",
            "state": "IA",
            "postal_code": "522452633",
            "country_code": "US",
            "telephone_number": "319-339-3551",
            "fax_number": "319-248-7945",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TREBACH",
        "first_name": "JOSHUA",
        "middle_name": "DIGENNARO",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-02-06",
        "last_updated": "2025-11-20",
        "certification_date": "2025-11-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MD",
            "license": "D87516",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "IA",
            "license": "MD-49768",
            "primary": true
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NY",
            "license": "303355",
            "primary": false
        },
        {
            "code": "207PT0002X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine, Medical Toxicology",
            "state": "IA",
            "license": "MD-49768",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Iowa City, IA

Sources for this page

Verify at the official NPI Registry.