Active NPI
Joshua Digennaro Trebach, MD
- Emergency Medicine Physician
- Iowa City, IA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Emergency Medicine Physician
- License
- MD-49768
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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, IA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 3
Care Compare profile
Medicare Care Compare- Specialty
- Emergency Medicine
- Education
- Johns Hopkins University School of Medicine, 2016
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
200 Hawkins Dr
Iowa City, IA 52242-1009
Phone (319) 356-1616
Hospital & facility affiliations
- University of Iowa Hospital & Clinics
Merit-based Incentive Payment System (MIPS)
- Final score
- 80.02 of 100
- 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
| License | State | Type | Specialty |
|---|---|---|---|
| D87516 | MD | MD | Emergency Medicine Physician |
| 303355 | NY | MD | Emergency Medicine Physician |
| MD-49768 | IA | MD | Medical Toxicology (Emergency Medicine) Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| New York University | Current | Accepting new patients | |
| Johns Hopkins University | Current | Accepting new patients | |
| Johns Hopkins University | Current | Accepting new patients | |
| New York University | Emergency Medicine | Current | Accepting new patients |
| State University of Iowa | Current | Accepting new patients | |
| Johns Hopkins University | Emergency Medicine | Current | 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
- jtrebach47567@direct.hopkinsmedicine.org
- 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.
-
- Family Medicine Physician
- Iowa City, IA
- NPI 1477554814
-
- Pain Medicine (Anesthesiology) Physician
- Baltimore, MD
- NPI 1922008549
-
- Cardiovascular Disease Physician
- Boynton Beach, FL
- NPI 1285826438
Emergency Medicine, NY
-
- Ophthalmology Physician
- Belcamp, MD
- NPI 1376342774
-
- Emergency Medicine Physician
- Baltimore, MD
- NPI 1386631810
-
- Physical Medicine & Rehabilitation Physician
- Boynton Beach, FL
- NPI 1104787613
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Iowa City, IA
- NPI 1376544320
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
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 20, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.