Hasan Ilyas, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

01099569A Issued in IN

Practice address

2500 N Detroit St
Lagrange, IN 46761-1158

Phone

(260) 463-2133

Fax

(260) 463-3775

NPI assigned

Jul 6, 2023

Last updated

Jul 27, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in IN

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

Internal Medicine

Education

Other, 2021

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: hasan.ilyas.1@26289.direct.athenahealth.com

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.

• Northeast Internal Medicine Associates, PC

  • Internal Medicine Physician
  • Lagrange, IN
  • NPI 1174518500
  Medicare reassignment NPD (past)
• Northeast Internal Medicine Associates, PC

  • Primary Care Nurse Practitioner
  • Lagrange, IN
  • NPI 1366859779
  NPD (past)

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

{
    "created_epoch": "1688601600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785110400000",
    "number": "1144908567",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 236",
            "city": "LAGRANGE",
            "state": "IN",
            "postal_code": "467610236",
            "telephone_number": "260-463-2133",
            "fax_number": "260-463-3775"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2500 N DETROIT ST",
            "city": "LAGRANGE",
            "state": "IN",
            "postal_code": "467611158",
            "telephone_number": "260-463-2133",
            "fax_number": "260-463-3775"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ILYAS",
        "first_name": "HASAN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-07-06",
        "last_updated": "2026-07-27",
        "certification_date": "2026-07-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IN",
            "license": "01099569A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Hendricks County Hospital (Life Care Center of LaGrange)
• Daryl L Hershberger, MD
• Kimberly A Hershberger, PHARMD, RPH
• Hook-Superx LLC (CVS Pharmacy #06501)
• Richard B Hostetter, M.D.
• Krista Jackson, PA
• Timothy A Jessie, MD
• Johnson Memorial Hospital (The Waters of LaGrange Skilled Nursing Facility)
• Nicole Johnson-Smith
• McKenna Lorraine Juday, FNP

• Internal Medicine Physician in Lagrange, IN
• Providers in Lagrange, IN by specialty
• Internal Medicine Physician in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 27, 2026; 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.