NPIMap

Individual provider Active NPI

Omar Aftab Choudhri, M.D.

  • Neurological Surgery Physician
  • Chicago, IL
National Provider Identifier
1225294432
Registry record updated Jul 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurological Surgery PhysicianTaxonomy code 207T00000X
License
036173182 Issued in IL
Practice address
5841 S Maryland Ave
Chicago, IL 60637-1443
Phone
(888) 824-0200
NPI assigned
Aug 7, 2008
Last updated
Jul 23, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 23, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Neurological Surgery Physician 207T00000X 036173182 IL Primary

Addresses

Primary practice location

5841 S Maryland Ave
Chicago, IL 60637-1443

Mailing address

150 Harvester Dr Ste 300
Burr Ridge, IL 60527-5965

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA, NJ, MT3 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 3

Enrollment IDStateProvider typePAC IDDetails
I20170810000166 PA Practitioner - Neurosurgery 4880989185 Reassigns benefits to 1 organization
I20200408000549 NJ Practitioner - Diagnostic Radiology 4880989185 Reassigns benefits to 1 organization
I20251212003011 MT Practitioner - Neurosurgery 4880989185 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Neurosurgery
Education
Other, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Billings ClinicGroup PAC ID 6002993516, 814 clinicians

Practice addresses (Care Compare)

801 N 29TH St
Billings, MT 59101-0905
Phone (406) 238-2500

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
TLTXMDAcupuncturist
MD460882PAMDNeurological Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Billings Cinic CurrentSince Dec 1, 2025 Accepting new patients
University of Penn-Medical Group Current Accepting new patients
Billings Clinic CurrentSince Dec 1, 2025 Accepting new patients
Clinical Health Care Associates of New Jersey, P.C. CurrentSince Mar 2, 2020 Accepting new patients
Clinical Health Care Associates of New Jersey, PC Neurological Surgery CurrentSince Mar 2, 2020 Accepting new patients
University of Penn-Medical Group CurrentSince Jul 1, 2017 Accepting new patients
University of Penn-Medical Group CurrentSince Jul 1, 2017 Accepting new patients
Billings Clinic Past Accepting new patients

Locations

2800 10th Ave N
Billings, MT 59101
Phone (406) 248-3290

801 N 29th St
Billings, MT 59101
Phone (406) 238-2210

1601 Haddon Ave
Camden, NJ 08103
Phone (856) 757-3700

3205 Fire Rd
Egg Hbr Twp, NJ 08234
Phone (609) 407-1113

1006 Mantua Pike
Woodbury Hts, NJ 08097
Phone (856) 845-6880

3400 Spruce St
Fl 3
Philadelphia, PA 19104

3624 Market St
Fl 2
Philadelphia, PA 19104
Phone (215) 615-3669

Organizations & group practices 9

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 12

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": "1218067200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784764800000",
    "number": "1225294432",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "150 HARVESTER DR STE 300",
            "city": "BURR RIDGE",
            "state": "IL",
            "postal_code": "605275965"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5841 S MARYLAND AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606371443",
            "telephone_number": "888-824-0200"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHOUDHRI",
        "first_name": "OMAR",
        "middle_name": "AFTAB",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-08-07",
        "last_updated": "2026-07-23",
        "certification_date": "2026-07-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "IL",
            "license": "036173182",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.