Active NPI
Micah Landry Macaskill, MD
- Orthopaedic Surgery Physician
- Rib Mountain, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Orthopaedic Surgery Physician
- License
- 85495-20
- Practice address
- 225000 Hummingbird Rd Ste 100
Rib Mountain, WI 54401-2950 - Phone
- (715) 359-6442
- NPI assigned
- May 5, 2020
- Last updated
- Sep 2, 2026
- 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 |
|---|---|---|---|---|
| Orthopaedic Surgery Physician | 207X00000X | 85495-20 | WI | Primary |
Addresses
Primary practice location
225000 Hummingbird Rd Ste 100
Rib Mountain, WI 54401-2950
Mailing address
225000 Hummingbird Rd Ste 100
Rib Mountain, WI 54401-2950
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
- Orthopedic Surgery
- Education
- Temple University School of Medicine, 2020
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
4602 Eastpark Blvd
Madison, WI 53718-2002
Phone (608) 263-7540
Hospital & facility affiliations
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Hip replacement | 44 |
| Knee replacement | 70 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 85495-20 | WI | MD | Orthopaedic Surgery Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| University of Wisconsin System Non Payroll | Current | Accepting new patients | |
| University of Wisconsin System Non Payroll | Current | Accepting new patients |
Locations
4602 Eastpark Blvd
Madison, WI 53718
Phone (608) 263-7540
6001 Research Park Blvd
Madison, WI 53719
Phone (608) 232-3171
621 Science Dr
Madison, WI 53711
Phone (608) 263-8850
7974 Uw Health Ct
Middleton, WI 53562
Phone (608) 829-5270
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba UW Health
- Multi-Specialty Clinic/Center
- Madison, WI
- NPI 1346266319
-
dba Waisman Center TIES Clinic
- Adult Mental Health Clinic/Center
- Madison, WI
- NPI 1184746828
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba University of Wisconsin Hospital and Clinics
- General Acute Care Hospital
- Madison, WI
- NPI 1922043744
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1588636800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788307200000",
"number": "1104447853",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "225000 HUMMINGBIRD RD STE 100",
"city": "RIB MOUNTAIN",
"state": "WI",
"postal_code": "544012950"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "225000 HUMMINGBIRD RD STE 100",
"city": "RIB MOUNTAIN",
"state": "WI",
"postal_code": "544012950",
"telephone_number": "715-359-6442"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MACASKILL",
"first_name": "MICAH",
"middle_name": "LANDRY",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2020-05-05",
"last_updated": "2026-09-02",
"certification_date": "2026-09-02",
"status": "A"
},
"taxonomies": [
{
"code": "207X00000X",
"taxonomy_group": "",
"desc": "Orthopaedic Surgery",
"state": "WI",
"license": "85495-20",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Rib Mountain, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 2, 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.