Individual provider Active NPI

Saroj Ahluwalia, MD

  • Internal Medicine Physician
  • Dekalb, IL
National Provider Identifier
1235117409
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
Practice address
Health Services,Northern Illinois University
Wirtz Dr
Dekalb, IL 60115-2879
Phone
(815) 753-1311
Fax
(815) 753-9599
NPI assigned
Jan 6, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X IL Primary

Addresses

Primary practice location

Health Services,Northern Illinois University
Wirtz Dr
Dekalb, IL 60115-2879

Mailing address

Health Services,Northern Illinois University
Wirtz Dr
Dekalb, IL 60115-2879
Phone (815) 753-1311

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)
Not enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
036059883ILMDInternal Medicine Physician

NPI Registry JSON

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

{
    "created_epoch": "1136505600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1235117409",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "HEALTH SERVICES,NORTHERN ILLINOIS UNIVERSITY",
            "address_2": "WIRTZ DR",
            "city": "DEKALB",
            "state": "IL",
            "postal_code": "601152879",
            "telephone_number": "815-753-1311",
            "fax_number": "815-753-9599"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "HEALTH SERVICES,NORTHERN ILLINOIS UNIVERSITY",
            "address_2": "WIRTZ DR",
            "city": "DEKALB",
            "state": "IL",
            "postal_code": "601152879",
            "telephone_number": "815-753-1311",
            "fax_number": "815-753-9599"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "AHLUWALIA",
        "first_name": "SAROJ",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-01-06",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Dekalb, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; 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.