Active NPI
Esayas T Gebreyesus, MD
- Hospitalist Physician
- West Allis, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Hospitalist Physician
- License
- 50044
- Practice address
- 8901 W Lincoln Ave
West Allis, WI 53227-2409 - Phone
- (414) 328-6000
- NPI assigned
- Jan 23, 2008
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 50044-20 | WI | |
| Hospitalist Physician | 208M00000X | 50044 | WI | Primary |
Addresses
Primary practice location
8901 W Lincoln Ave
West Allis, WI 53227-2409
Mailing address
PO Box 735044
Chicago, IL 60673-5044
Phone (800) 326-2250
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 35137100 | Medicaid | WI |
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| FHIR URL | https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/ | Direct | |
| Direct Messaging Address | egebreyesus7283@direct.myadvocateaurora.org | Direct |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Hospitalist
- Education
- Other, 2000
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
1020 N 12TH St
Milwaukee, WI 53233-1308
Phone (414) 219-3056
1032 E Sumner St
Hartford, WI 53027-1608
Phone (262) 673-2300
10400 75TH St
Kenosha, WI 53142-7884
Phone (262) 948-7000
13250 Washington Ave
Mount Pleasant, WI 53177-1516
Phone (262) 884-4000
248 McHenry St
Burlington, WI 53105-1828
Phone (262) 767-8000
252 McHenry St
Burlington, WI 53105-1828
Phone (262) 767-7000
3003 University Dr
Marinette, WI 54143-4110
Phone (715) 735-6621
3400 Union Ave
Sheboygan, WI 53081-8426
Phone (920) 828-2530
36500 Aurora Dr
Summit, WI 53066-4899
Phone (262) 434-5000
8901 W Lincoln Ave
West Allis, WI 53227-2409
Phone (414) 329-5930
W3985 County Rd NN
Elkhorn, WI 53121-4337
Phone (262) 741-2000
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 50044-20 | WI | MD | Internal Medicine Physician |
| 50044 | WI | MD | Hospitalist Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Aurora Medical Group, Inc. | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Internal Medicine | Current | Accepting new patients |
| Aurora Health Care Metro, Inc. | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Past | Accepting new patients | |
| Cogent Healthcare of Wisconsin, SC | Internal Medicine | Past | Accepting new patients |
Locations
10117 74th St
Ste 110
Kenosha, WI 53142
Phone (262) 697-1919
1020 N 12th St
Milwaukee, WI 53233
Phone (414) 219-3056
3301 W Forest Home Ave
Milwaukee, WI 53215
Phone (414) 389-2233
2900 W Oklahoma Ave
Milwaukee, WI 53215
Phone (414) 385-2590
2414 Kohler Memorial Dr
Sheboygan, WI 53081
Phone (920) 457-4461
620 15th Ave
Union Grove, WI 53182
Phone (262) 878-1211
8901 W Lincoln Ave
West Allis, WI 53227
Phone (414) 328-6000
205 Valley Ave
West Bend, WI 53095
Phone (262) 338-1123
Interoperability endpoints
- egebreyesus7283@direct.myadvocateaurora.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.
-
- Certified Registered Nurse Anesthetist
- Milwaukee, WI
- NPI 1427271378
Internal Medicine
-
- General Acute Care Hospital
- Milwaukee, WI
- NPI 1861447179
-
- Durable Medical Equipment & Medical Supplies
- Oshkosh, WI
- NPI 1326858044
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Milwaukee, WI
- NPI 1659599157
-
- Durable Medical Equipment & Medical Supplies
- Union Grove, WI
- NPI 1245440601
-
- Internal Medicine Physician
- Milwaukee, WI
- NPI 1487696084
Hospital & facility affiliations 7
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Sheboygan, WI
- NPI 1902023955
Hospital
-
- General Acute Care Hospital
- Sheboygan, WI
- NPI 1922053107
-
- General Acute Care Hospital
- Kenosha, WI
- NPI 1225156888
-
- General Acute Care Hospital
- Summit, WI
- NPI 1699008029
-
- General Acute Care Hospital
- Elkhorn, WI
- NPI 1972628006
-
- General Acute Care Hospital
- West Allis, WI
- NPI 1407801640
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1201046400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1748563200000",
"number": "1609053438",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 735044",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606735044",
"telephone_number": "800-326-2250"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "8901 W LINCOLN AVE",
"city": "WEST ALLIS",
"state": "WI",
"postal_code": "532272409",
"telephone_number": "414-328-6000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GEBREYESUS",
"first_name": "ESAYAS",
"middle_name": "T",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2008-01-23",
"last_updated": "2025-05-30",
"certification_date": "2025-05-30",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "WI",
"license": "50044-20",
"primary": false
},
{
"code": "208M00000X",
"taxonomy_group": "",
"desc": "Hospitalist",
"state": "WI",
"license": "50044",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "35137100",
"state": "WI"
}
],
"endpoints": [
{
"endpointType": "FHIR",
"endpointTypeDescription": "FHIR URL",
"endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "8901 W Lincoln Ave",
"city": "West Allis",
"state": "WI",
"country_code": "US",
"postal_code": "532272409",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "egebreyesus7283@direct.myadvocateaurora.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "8901 W Lincoln Ave",
"city": "West Allis",
"state": "WI",
"country_code": "US",
"postal_code": "532272409",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in West Allis, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 30, 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.