Active NPI
Maria Grace Pierson, DO
- Pediatrics Physician
- Chicago, IL
National Provider Identifier
1588314256
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatrics Physician
- License
- OS025223
- Practice address
- 6374 N Lincoln Ave
Chicago, IL 60659-1275 - Phone
- (872) 270-5999
- Fax
- (888) 720-2959
- NPI assigned
- Mar 25, 2022
- Last updated
- Aug 19, 2025
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | OS025223 | PA | Primary |
Addresses
Primary practice location
6374 N Lincoln Ave
Chicago, IL 60659-1275
Mailing address
6374 N Lincoln Ave
Chicago, IL 60659-1275
Phone (872) 270-5999
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IL
- 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
- Pediatric Medicine
- Education
- Arizona College of Osteopathic Medicine Mid Western University, 2022
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
6374 N Lincoln Ave
Chicago, IL 60659-1275
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| OS025223 | PA | MD | Pediatrics 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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Clinic/Center
- Chicago, IL
- NPI 1518601004
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1648166400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1755561600000",
"number": "1588314256",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "6374 N LINCOLN AVE",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606591275",
"telephone_number": "872-270-5999",
"fax_number": "888-720-2959"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "6374 N LINCOLN AVE",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606591275",
"telephone_number": "872-270-5999",
"fax_number": "888-720-2959"
}
],
"practiceLocations": [],
"basic": {
"last_name": "PIERSON",
"first_name": "MARIA",
"middle_name": "GRACE",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2022-03-25",
"last_updated": "2025-08-19",
"certification_date": "2025-08-19",
"status": "A"
},
"taxonomies": [
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "PA",
"license": "OS025223",
"primary": true
}
],
"identifiers": [],
"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 Aug 19, 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.