Active NPI
Aaron Hartkop, DO
- Surgery Physician
- Farmington Hills, MI
National Provider Identifier
1922620327
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Surgery Physician
- License
- 5101029199
- Practice address
- 28080 Grand River Ave Ste 204N
Farmington Hills, MI 48336-5966 - Phone
- (947) 521-8045
- NPI assigned
- May 8, 2020
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Surgery Physician | 208600000X | 5101029199 | MI | Primary |
Addresses
Primary practice location
28080 Grand River Ave Ste 204N
Farmington Hills, MI 48336-5966
Mailing address
28050 Grand River Ave # 204N
Farmington Hills, MI 48336-5919
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
- General Surgery
- Education
- West Virginia School of Osteopathic Medicine, 2020
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
28080 Grand River Ave
Suite 204N
Farmington Hills, MI 48336-5966
Phone (248) 478-7767
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 5101029199 | MI | MD | Surgery Physician |
Organizations & group practices 1
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.
-
- Surgery Physician
- Farmington Hills, MI
- NPI 1063256576
Hospital & facility affiliations 8
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Farmington Hills, MI
- NPI 1336183367
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1588896000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1780185600000",
"number": "1922620327",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "28050 GRAND RIVER AVE # 204N",
"city": "FARMINGTON HILLS",
"state": "MI",
"postal_code": "483365919"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "28080 GRAND RIVER AVE STE 204N",
"city": "FARMINGTON HILLS",
"state": "MI",
"postal_code": "483365966",
"telephone_number": "947-521-8045"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HARTKOP",
"first_name": "AARON",
"credential": "DO",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2020-05-08",
"last_updated": "2026-05-31",
"certification_date": "2026-05-31",
"status": "A"
},
"taxonomies": [
{
"code": "208600000X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Surgery",
"state": "MI",
"license": "5101029199",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Farmington Hills, MI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 31, 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.
- 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.