Active NPI
Luke Joseph Collins, MD
- Critical Care Medicine (Internal Medicine) Physician
- Milwaukee, WI
National Provider Identifier
1679006068
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Critical Care Medicine (Internal Medicine) Physician
- License
- 83387-20
- Practice address
- 2900 W Oklahoma Ave
Milwaukee, WI 53215-4330 - Phone
- (414) 649-6000
- Fax
- (414) 649-5296
- NPI assigned
- Apr 4, 2017
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Emergency Medicine Physician | 207P00000X | 01083393A | IN | |
| Critical Care Medicine (Internal Medicine) Physician | 207RC0200X | 83387-20 | WI | Primary |
Addresses
Primary practice location
2900 W Oklahoma Ave
Milwaukee, WI 53215-4330
Mailing address
PO Box 735044
Chicago, IL 60673-5044
Phone (800) 326-2250
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 100420302 | Medicaid | WI |
Electronic endpoints 3
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | lcollins400639@direct.myadvocateaurora.org | Direct | |
| CONNECT URL | https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service | Other | Ability Network |
| FHIR URL | https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/ |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IN
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 83387-20 | WI | MD | Critical Care Medicine (Internal Medicine) Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| South Bend Emergency Physicians, Inc | Single Specialty | Current | Accepting new patients |
| DMC Education & Research | Past | Accepting new patients | |
| Comprehensive Cardiovascular Care, LLP | Past | Accepting new patients |
Locations
1020 High Rd
Bremen, IN 46506
Phone (574) 309-9967
3220 Beacon Pkwy
Granger, IN 46530
Phone (574) 647-8788
615 N Michigan St
South Bend, IN 46601
Phone (574) 647-1000
615 N Michigan St
Ste Ecc
South Bend, IN 46601
Organizations & group practices 3
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.
-
- Emergency Medicine Physician
- South Bend, IN
- NPI 1487132114
Single Specialty
-
- Cardiovascular Disease Physician
- Appleton, WI
- NPI 1740457217
-
- Physician Assistant
- Detroit, MI
- NPI 1235444969
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1491264000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786924800000",
"number": "1679006068",
"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": "2900 W OKLAHOMA AVE",
"city": "MILWAUKEE",
"state": "WI",
"postal_code": "532154330",
"telephone_number": "414-649-6000",
"fax_number": "414-649-5296"
}
],
"practiceLocations": [],
"basic": {
"last_name": "COLLINS",
"first_name": "LUKE",
"middle_name": "JOSEPH",
"credential": "MD",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2017-04-04",
"last_updated": "2026-08-17",
"certification_date": "2026-08-17",
"status": "A"
},
"taxonomies": [
{
"code": "207P00000X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Emergency Medicine",
"state": "IN",
"license": "01083393A",
"primary": false
},
{
"code": "207RC0200X",
"taxonomy_group": "",
"desc": "Internal Medicine, Critical Care Medicine",
"state": "WI",
"license": "83387-20",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "100420302",
"state": "WI"
}
],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "lcollins400639@direct.myadvocateaurora.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "2900 W Oklahoma Ave",
"city": "Milwaukee",
"state": "WI",
"country_code": "US",
"postal_code": "532154330",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "CONNECT",
"endpointTypeDescription": "CONNECT URL",
"endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
"affiliation": "Y",
"endpointDescription": "2.16.840.1.113883.3.667.2",
"affiliationName": "Ability Network",
"use": "OTHER",
"useDescription": "Other",
"useOtherDescription": "CMS esMD eMDR",
"contentType": "CSV",
"contentTypeDescription": "CSV",
"address_1": "64 S Price Rd",
"city": "Brownsville",
"state": "TX",
"country_code": "US",
"postal_code": "785212459",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "FHIR",
"endpointTypeDescription": "FHIR URL",
"endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
"affiliation": "N",
"address_1": "2900 W Oklahoma Ave",
"city": "Milwaukee",
"state": "WI",
"country_code": "US",
"postal_code": "532154330",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Milwaukee, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 17, 2026; 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.