Active NPI
Bradley Justin Greib, M.D.
- Internal Medicine Physician
- Grosse Pointe, MI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 4301117149
- Practice address
- 468 Cadieux Rd
Grosse Pointe, MI 48230-1507 - Phone
- (313) 473-1000
- NPI assigned
- Mar 23, 2016
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 4301117149 | MI | Primary |
Addresses
Primary practice location
468 Cadieux Rd
Grosse Pointe, MI 48230-1507
Mailing address
26901 Beaumont Blvd Ste 3D
Southfield, MI 48033-3849
Other practice location 1
300 E Warwick Dr
Alma, MI 48801-1014
Phone (989) 839-1644
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | bgreib3391237@epic00.corewelldirect.org |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MI
- 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
- Internal Medicine
- Education
- Other, 2016
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
44201 Dequindre Rd
Troy, MI 48085-1117
Phone (248) 964-1187
44201 Dequindre Rd Ec
Beaumont Emergency Services TR
Troy, MI 48085-1117
Phone (248) 964-5111
468 Cadieux Rd
Grosse Pointe, MI 48230-1507
Phone (313) 473-1605
5450 Fort St
Trenton, MI 48183-4601
Phone (734) 671-3866
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 4301117149 | MI | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Mymichigan Medical Group | Current | Accepting new patients | |
| Beaumont Medical Group Hospital -Based Services | Current | Accepting new patients | |
| Mymichigan Medical Group | Internal Medicine | Current | Accepting new patients |
| Mymichigan Medical Center Alpena | Current | Accepting new patients | |
| Mymichigan Medical Center Midland | Past | Accepting new patients | |
| William Beaumont Hospital | Past | Accepting new patients |
Locations
300 E Warwick Dr
Alma, MI 48801
Phone (989) 463-0104
609 Quarter St
Gladwin, MI 48624
Phone (989) 246-6371
468 Cadieux Rd
Grosse Pt Wds, MI 48230
Phone (313) 343-1000
815 N Clare Ave
Harrison, MI 48625
Phone (989) 539-4096
4000 Wellness Dr
Midland, MI 48670
Phone (844) 832-1956
500 Osborn Blvd
Sault South Marie, MI 49783
Phone (906) 635-4350
26901 Beaumont Blvd
Ste 3D
Southfield, MI 48033
Phone (947) 522-1860
44201 Dequindre Rd
Troy, MI 48085
Phone (248) 471-8255
2463 S M 30
West Branch, MI 48661
Phone (517) 345-3660
Interoperability endpoints
- bgreib83544@mymichiganhealth.midirect.net
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.
-
- Hospitalist Physician
- Royal Oak, MI
- NPI 1427567858
-
dba MyMichigan Family Medicine
- Rural Health Clinic/Center
- Alpena, MI
- NPI 1144722604
-
- Internal Medicine Physician
- Midland, MI
- NPI 1629027669
-
- Family Medicine Physician
- Midland, MI
- NPI 1740230127
-
- General Acute Care Hospital
- Midland, MI
- NPI 1902841414
-
dba Beaumont Hospital, Grosse Pointe
- General Acute Care Hospital
- Grosse Pointe, MI
- NPI 1932396017
Hospital & facility affiliations 5
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Family Practice Center
- General Acute Care Hospital
- Midland, MI
- NPI 1376973149
-
- General Acute Care Hospital
- Midland, MI
- NPI 1902841414
-
- Hospitalist Physician
- Royal Oak, MI
- NPI 1811044878
-
dba Beaumont Hospital, Grosse Pointe
- General Acute Care Hospital
- Grosse Pointe, MI
- NPI 1932396017
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1458691200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1761264000000",
"number": "1124480769",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "26901 BEAUMONT BLVD STE 3D",
"city": "SOUTHFIELD",
"state": "MI",
"postal_code": "480333849"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "468 CADIEUX RD",
"city": "GROSSE POINTE",
"state": "MI",
"postal_code": "482301507",
"telephone_number": "313-473-1000"
}
],
"practiceLocations": [
{
"address_1": "300 E Warwick Dr",
"address_purpose": "LOCATION",
"city": "Alma",
"state": "MI",
"postal_code": "488011014",
"country_code": "US",
"telephone_number": "989-839-1644",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GREIB",
"first_name": "BRADLEY",
"middle_name": "JUSTIN",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2016-03-23",
"last_updated": "2025-10-24",
"certification_date": "2025-10-24",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MI",
"license": "4301117149",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "bgreib3391237@epic00.corewelldirect.org",
"affiliation": "N",
"address_1": "468 Cadieux Rd",
"city": "Grosse Pointe",
"state": "MI",
"country_code": "US",
"postal_code": "482301507",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Grosse Pointe, MI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 24, 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.