Individual provider Active NPI

Margaret Mary Mannion, O.D.

  • Optometrist
  • Chicago, IL
National Provider Identifier
1568569853
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
OptometristTaxonomy code 152W00000X
License
18002669B Issued in IN
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

Updated by the provider on Sep 11, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
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

LicenseStateTypeSpecialty
047930981ILMDOptometrist
MM1242457ILMDOptometrist
18002669BINMDOptometrist
346002197ILMDCorneal 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.

Verify at the official NPI Registry.