Active NPI
Mackenzi J. Nelson, D.P.M
- Podiatrist
- Chicago, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Podiatrist
- License
- 07001100A
- Practice address
- 225 W Washington St Ste 1500
Chicago, IL 60606-3485 - Phone
- (847) 504-5000
- Fax
- (847) 504-5015
- NPI assigned
- Jan 28, 2008
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Foot & Ankle Surgery Podiatrist | 213ES0103X | LL9464 | MD | |
| Podiatrist | 213E00000X | 99040479A | IN | |
| Podiatrist | 213E00000X | 07001100A | IN | Primary |
Addresses
Primary practice location
225 W Washington St Ste 1500
Chicago, IL 60606-3485
Mailing address
225 W Washington St Ste 1500
Chicago, IL 60606-3485
Phone (847) 504-5000
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| P01242897 | Other | AR | RAILROAD MEDICARE |
| 199966717 | Medicaid | AR |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IN, TN
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Podiatry
- Education
- Temple University School of Medicine, 2005
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1 Sisters of Providence
Saint Mary of the Woods, IN 47876-1007
Phone (812) 535-1050
202 E MTCS Rd
Murfreesboro, TN 37129-1524
Phone (615) 849-8748
5436 Edmondson Pike
Nashville, TN 37211-5835
Phone (615) 837-8006
Merit-based Incentive Payment System (MIPS)
- Final score
- 87.82 of 100
- Quality
- 72.99
- Improvement activities
- 40
- Cost
- 75.6
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Removal of tissue | 1-10 |
| Removal of skin lesions | 1-10 |
| Removal of nail tissue | 5383 |
| Removal or shaving of skin growth | 786 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 07001100A | IN | MD | Podiatrist |
| 99040479A | IN | MD | Podiatrist |
| LL9464 | MD | MD | Foot & Ankle Surgery Podiatrist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Preferred Podiatry Group PC | Podiatrist | Current | Accepting new patients |
| Preferred Podiatry Group PC | Podiatrist | Past | Accepting new patients |
Locations
800 Brookside Dr
Little Rock, AR 72205
Phone (501) 224-3940
102 N Gutensohn Rd
Springdale, AR 72762
Phone (479) 756-0330
225 W Washington St
Ste 1500
Chicago, IL 60606
Phone (312) 776-2422
425 Huehl Rd
#13
Northbrook, IL 60062
Phone (847) 504-5007
425 Huehl Rd
Unit 13
Northbrook, IL 60062
Phone (800) 654-3772
762 N Dan Jones Rd
Avon, IN 46123
Phone (201) 856-0224
1 Sisters of Providence
St Mary of Wd, IN 47876
Phone (812) 535-1051
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 and National Provider Directory roles.
-
- Podiatrist
- Chicago, IL
- NPI 1134576143
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1201478400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1763337600000",
"number": "1962689380",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "225 W WASHINGTON ST STE 1500",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606063485",
"telephone_number": "847-504-5000",
"fax_number": "847-504-5015"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "225 W WASHINGTON ST STE 1500",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606063485",
"telephone_number": "847-504-5000",
"fax_number": "847-504-5015"
}
],
"practiceLocations": [],
"basic": {
"last_name": "NELSON",
"first_name": "MACKENZI",
"middle_name": "J.",
"name_prefix": "Dr.",
"credential": "D.P.M",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2008-01-28",
"last_updated": "2025-11-17",
"certification_date": "2025-11-17",
"status": "A"
},
"taxonomies": [
{
"code": "213ES0103X",
"taxonomy_group": "",
"desc": "Podiatrist, Foot & Ankle Surgery",
"state": "MD",
"license": "LL9464",
"primary": false
},
{
"code": "213E00000X",
"taxonomy_group": "",
"desc": "Podiatrist",
"state": "IN",
"license": "99040479A",
"primary": false
},
{
"code": "213E00000X",
"taxonomy_group": "",
"desc": "Podiatrist",
"state": "IN",
"license": "07001100A",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "RAILROAD MEDICARE",
"identifier": "P01242897",
"state": "AR"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "199966717",
"state": "AR"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Chicago, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 17, 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.