Individual provider Active NPI

Simona Joffe Siddall, MD

  • Anesthesiology Physician
  • Evanston, IL
National Provider Identifier
1427269000
Registry record updated Jun 30, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
036132269 Issued in IL
Practice address
2650 Ridge Ave. Dept Anesthesiology
Evanston, IL 60201-1718
Phone
(847) 982-6710
NPI assigned
May 24, 2007
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 30, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 35.090861 OH
Anesthesiology Physician 207L00000X 125055501 IL
Anesthesiology Physician 207L00000X 036132269 IL Primary

Addresses

Primary practice location

2650 Ridge Ave. Dept Anesthesiology
Evanston, IL 60201-1718

Mailing address

4901 Searle Pkwy Ste 150
Skokie, IL 60077-5320

Other practice location 1

901 MacArthur Blvd
Munster, IN 46321-2901
Phone (219) 836-1600

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IN, IL2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20110720000031 IN Practitioner - Anesthesiology 5193993053 Reassigns benefits to 2 organizations
I20250723000453 IL Practitioner - Anesthesiology 5193993053 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
University of Wisconsin School of Medicine, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Endeavor Health Medical GroupGroup PAC ID 2163334699, 3,330 clinicians

Practice addresses (Care Compare)

1300 Oak Ave
Evanston, IL 60201-4205
Phone (847) 869-1300

2100 Pfingsten Rd
Glenview, IL 60026-1301

2650 Ridge Ave
Evanston, IL 60201-1700

2739 W Foster Ave
Chicago, IL 60625-3661
Phone (773) 878-8200

5140 N California
Suite G600
Chicago, IL 60625-3645
Phone (773) 989-3803

5140 N California Ave
Chicago, IL 60625-3645

5145 N California
Hosps Suite 331
Chicago, IL 60625-3661
Phone (847) 570-2280

5145 N California Ave
Chicago, IL 60625-3661
Phone (773) 878-8200

9600 Gross Point Rd
Skokie, IL 60076-1214

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
036132269ILMDAnesthesiology Physician
125055501ILMDAnesthesiology Physician
35.090861OHMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
St Catherine Hospital Inc Current Accepting new patients
St Catherine Hospital Inc Anesthesiology CurrentSince Dec 19, 2016 Accepting new patients
Endeavor Health Medical Group Anesthesiology CurrentSince Jun 1, 2025 Accepting new patients
Nwi Medical Associates , LLC Anesthesiology CurrentSince Dec 31, 2023 Accepting new patients
Munster Medical Research Foundation Inc Anesthesiology CurrentSince Dec 19, 2016 Accepting new patients
Munster Medical Research Foundation, Inc. CurrentSince Dec 19, 2016 Accepting new patients
Endeavor Health Medical Group Anesthesiology CurrentSince Jun 1, 2025 Accepting new patients
St. Catherine Hospital Inc. CurrentSince Dec 19, 2016 Accepting new patients

Locations

9532 Eagle Way
Chicago, IL 60678

2650 Ridge Ave
Ste 2218A
Evanston, IL 60201
Phone (847) 503-4222

2650 Ridge Ave
Evanston, IL 60201
Phone (847) 570-1206

2650 Ridge Ave
#1223
Evanston, IL 60201
Phone (847) 982-3172

4321 Fir St
East Chicago, IN 46312
Phone (219) 392-1700

6924 Indianapolis Blvd
Blvd
Hammond, IN 46324
Phone (219) 844-9060

901 MacArthur Blvd
Munster, IN 46321
Phone (219) 703-1443

9660 Wicker Ave
Saint John, IN 46373
Phone (219) 226-2203

Organizations & group practices 8

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.

Hospital & facility affiliations 2

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": "1179964800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751241600000",
    "number": "1427269000",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4901 SEARLE PKWY STE 150",
            "city": "SKOKIE",
            "state": "IL",
            "postal_code": "600775320"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2650 RIDGE AVE. DEPT ANESTHESIOLOGY",
            "city": "EVANSTON",
            "state": "IL",
            "postal_code": "602011718",
            "telephone_number": "847-982-6710"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "901 MacArthur Blvd",
            "address_purpose": "LOCATION",
            "city": "Munster",
            "state": "IN",
            "postal_code": "463212901",
            "country_code": "US",
            "telephone_number": "219-836-1600",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SIDDALL",
        "first_name": "SIMONA",
        "middle_name": "JOFFE",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-05-24",
        "last_updated": "2025-06-30",
        "certification_date": "2025-06-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "OH",
            "license": "35.090861",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IL",
            "license": "125055501",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IL",
            "license": "036132269",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Evanston, IL

Sources for this page

Verify at the official NPI Registry.