Active NPI
Margaret Mary Mannion, O.D.
- Optometrist
- Chicago, IL
National Provider Identifier
1568569853
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Optometrist
- License
- 18002669B
- Practice address
- 333 E Huron St.
VA Medical Center
Chicago, IL 60611 - Phone
- (312) 469-3229
- NPI assigned
- Sep 20, 2006
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Optometrist | 152W00000X | MM1242457 | IL | |
| Optometrist | 152W00000X | 18002669B | IN | Primary |
| Optometrist | 152W00000X | IL | ||
| Corneal and Contact Management Optometrist | 152WC0802X | IL |
Addresses
Primary practice location
333 E Huron St.
VA Medical Center
Chicago, IL 60611
Mailing address
2420 N Southport Ave Apt 2R
Chicago, IL 60614-2163
Phone (312) 636-9769
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 047930981 | IL | MD | Optometrist |
| MM1242457 | IL | MD | Optometrist |
| 18002669B | IN | MD | Optometrist |
| 346002197 | IL | MD | Corneal and Contact Management Optometrist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1158710400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1568569853",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2420 N SOUTHPORT AVE APT 2R",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606142163",
"telephone_number": "312-636-9769"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "333 E HURON ST.",
"address_2": "VA MEDICAL CENTER",
"city": "CHICAGO",
"state": "IL",
"postal_code": "60611",
"telephone_number": "312-469-3229"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MANNION",
"first_name": "MARGARET",
"middle_name": "MARY",
"name_prefix": "Dr.",
"credential": "O.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-09-20",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "152W00000X",
"taxonomy_group": "",
"desc": "Optometrist",
"state": "IL",
"license": "MM1242457",
"primary": false
},
{
"code": "152W00000X",
"taxonomy_group": "",
"desc": "Optometrist",
"state": "IN",
"license": "18002669B",
"primary": true
},
{
"code": "152W00000X",
"taxonomy_group": "",
"desc": "Optometrist",
"state": "IL",
"license": null,
"primary": false
},
{
"code": "152WC0802X",
"taxonomy_group": "",
"desc": "Optometrist, Corneal and Contact Management",
"state": "IL",
"license": null,
"primary": false
}
],
"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 Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.