Arvind K Maheshwari, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

036-146220 Issued in IL

Practice address

27750 W Highway 22 Ste 110
Barrington, IL 60010-2379

Phone

(847) 842-5920

Fax

(847) 842-5921

NPI assigned

Apr 14, 2015

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 4

Addresses

Electronic endpoints 2

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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Endocrinology

Education

Other, 2014

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Advocate Health and Hospitals CorporationGroup PAC ID 7810800935, 3,081 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Advocate Good Shepherd Hospital Hospital, Barrington, IL, CCN 140291
• Advocate Sherman Hospital Hospital, Elgin, IL, CCN 140030
• Advocate Illinois Masonic Medical Center Hospital, Chicago, IL, CCN 140182
• Advocate Lutheran General Hospital Hospital, Park Ridge, IL, CCN 140223
• Advocate Condell Medical Center Hospital, Libertyville, IL, CCN 140202

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Advocate Health and Hospitals Corporation

  • Multi-Specialty Clinic/Center
  • Oak Brook, IL
  • NPI 1700824455
  Medicare reassignment Care Compare group NPD
• Illinois Partners in Endocrinology LLC

  • Endocrinology, Diabetes & Metabolism Physician
  • Crystal Lake, IL
  • NPI 1285331017
  NPD Authorized official
• Advocate Health and Hospitals Corporation

  • Children's Hospital
  • Oak Lawn, IL
  • NPI 1508315516
  NPD

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

• Advocate Condell Medical Center

  • Mobile Mammography Clinic/Center
  • Gurnee, IL
  • NPI 1023262441

  Hospital

  Care Compare affiliation
• Advocate Condell Medical Center

  • General Acute Care Hospital
  • Libertyville, IL
  • NPI 1124272547
  Care Compare affiliation
• Advocate Condell Medical Center

  • Mobile Mammography Clinic/Center
  • Grayslake, IL
  • NPI 1770737199

  Hospital

  Care Compare affiliation
• Advocate Health and Hospitals Corporation

  • General Acute Care Hospital
  • Park Ridge, IL
  • NPI 1164539730
  Care Compare affiliation
• Advocate Health and Hospitals Corporation

  • General Acute Care Hospital
  • Barrington, IL
  • NPI 1447368071
  Care Compare affiliation
• Advocate North Side Health Network

  • General Acute Care Hospital
  • Chicago, IL
  • NPI 1912014564
  Care Compare affiliation
• Advocate Sherman Hospital

  • General Acute Care Hospital
  • Elgin, IL
  • NPI 1629026364
  Care Compare affiliation
• Sherman Hospital

  • Skilled Nursing Facility
  • Elgin, IL
  • NPI 1275584302

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1428969600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756771200000",
    "number": "1659767903",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "29373 NETWORK PL",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606731293",
            "telephone_number": "847-390-5900"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "27750 W HIGHWAY 22 STE 110",
            "city": "BARRINGTON",
            "state": "IL",
            "postal_code": "600102379",
            "telephone_number": "847-842-5920",
            "fax_number": "847-842-5921"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "450 W Highway 22",
            "address_purpose": "LOCATION",
            "city": "Barrington",
            "state": "IL",
            "postal_code": "600101919",
            "country_code": "US",
            "telephone_number": "847-381-0123",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "380 N Terra Cotta Rd Ste A",
            "address_purpose": "LOCATION",
            "city": "Crystal Lake",
            "state": "IL",
            "postal_code": "600121809",
            "country_code": "US",
            "telephone_number": "154-446-3628",
            "fax_number": "815-444-6301",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MAHESHWARI",
        "first_name": "ARVIND",
        "middle_name": "K",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2015-04-14",
        "last_updated": "2025-09-02",
        "certification_date": "2025-09-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036146220",
            "primary": false
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "IL",
            "license": "036-146220",
            "primary": false
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "MN",
            "license": "65771",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036-146220",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "amaheshwari361211@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "450 W Highway 22",
            "city": "Barrington",
            "state": "IL",
            "country_code": "US",
            "postal_code": "600101919",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "450 W Highway 22",
            "city": "Barrington",
            "state": "IL",
            "country_code": "US",
            "postal_code": "600101919",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

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• Internal Medicine Physician in Barrington, IL
• Providers in Barrington, IL by specialty
• Internal Medicine Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 2, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.