Individual provider Active NPI

Shannon O'Malley, APRN, CNP

  • Nurse Practitioner
  • Chicago, IL
National Provider Identifier
1235851791
Registry record updated Apr 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
License
209026146 Issued in IL
Practice address
676 N Saint Clair St Ste 701
Chicago, IL 60611-2996
Phone
(312) 695-7970
Fax
(312) 695-4433
NPI assigned
Sep 12, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 3, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Ambulatory Care Registered Nurse 163WP2201X 041.431593 IL
Nurse Practitioner 363L00000X 209026146 IL Primary

Addresses

Primary practice location

676 N Saint Clair St Ste 701
Chicago, IL 60611-2996

Mailing address

676 N Saint Clair St Ste 701
Chicago, IL 60611-2996
Phone (312) 695-7970

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20221222002393 IL Practitioner - Nurse Practitioner 9638549256 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Northwestern Medical Faculty FoundationGroup PAC ID 4587576814, 4,386 clinicians

Practice addresses (Care Compare)

1333 W Belmont Ave
Chicago, IL 60657-5785

4445 W Irving Park Rd
Chicago, IL 60641-2808

4732 N Lincoln Ave
Chicago, IL 60625-8561
Phone (847) 475-2273

660 N Westmoreland Rd
302 Lake Forest OBGYN
Lake Forest, IL 60045-1673
Phone (312) 926-6146

675 N Saint Clair St
Chicago, IL 60611-5975

675 N St Clair
Chicago, IL 60611-5975

676 N Saint Clair
Chicago, IL 60611-2927

676 N Saint Clair St
Chicago, IL 60611-2927

820 Route 59
Barlett, IL 60103-1694
Phone (630) 213-9600

820 S Il Route 59
Suite 320
Bartlett, IL 60103-1694
Phone (630) 225-2663

Hospital & facility affiliations

  • Northwestern Memorial Hospital Hospital, Chicago, IL, CCN 140281
  • Northwestern Medicine Central Dupage Hospital Hospital, Winfield, IL, CCN 140242
  • Northwestern Lake Forest Hospital Hospital, Lake Forest, IL, CCN 140130
  • Palos Community Hospital Hospital, Palos Heights, IL, CCN 140062

Merit-based Incentive Payment System (MIPS)

Final score
95.19 of 100Reported as apm
Quality
83.05
Promoting interoperability
100
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Nurse Practitioner, Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
041.431593ILMDAmbulatory Care Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Northwestern Medical Faculty Foundation CurrentSince Dec 9, 2022 Accepting new patients
Northwestern Medical Faculty Foundation CurrentSince Dec 9, 2022 Accepting new patients
Central Dupage Physician Group Past Accepting new patients

Locations

Dept 5777
Carol Stream, IL 60122

Carol Stream, IL 60122
Phone (630) 933-3300

645 N Michigan Ave
Ste 530
Chicago, IL 60611
Phone (312) 695-7970

675 N Saint Clair St
Ste 14-100
Chicago, IL 60611
Phone (312) 695-8628

675 N Saint Clair St
Ste 14100
Chicago, IL 60611
Phone (312) 695-7970

676 N Saint Clair St
Ste 701
Chicago, IL 60611
Phone (312) 695-7970

660 N Westmoreland Rd
#302
Lake Forest, IL 60045

Organizations & group practices 3

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.

Hospital & facility affiliations 6

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1662940800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775174400000",
    "number": "1235851791",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "676 N SAINT CLAIR ST STE 701",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112996",
            "telephone_number": "312-695-7970",
            "fax_number": "312-695-4433"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "676 N SAINT CLAIR ST STE 701",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112996",
            "telephone_number": "312-695-7970",
            "fax_number": "312-695-4433"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'MALLEY",
        "first_name": "SHANNON",
        "credential": "APRN, CNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-09-12",
        "last_updated": "2026-04-03",
        "certification_date": "2026-04-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WP2201X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Ambulatory Care",
            "state": "IL",
            "license": "041.431593",
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "IL",
            "license": "209026146",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.