Hao Zhang, M.D. PHD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

036156365 Issued in IL

Practice address

10350 Haligus Rd
Suite 210
Huntley, IL 60142

Phone

(847) 535-6284

Fax

(847) 759-6284

NPI assigned

Apr 15, 2015

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Electronic endpoints 1

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

Gastroenterology

Education

Other, 2009

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Northwestern Medical Faculty FoundationGroup PAC ID 4587576814, 4,386 clinicians

Loyola University Medical CenterGroup PAC ID 3779488903, 917 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Northwestern Medicine McHenry Hospital, McHenry, IL, CCN 140116
• Northwestern Memorial Hospital Hospital, Chicago, IL, CCN 140281
• Loyola University Medical Center Hospital, Maywood, IL, CCN 140276
• Loyola Gottlieb Memorial Hospital Hospital, Melrose Park, IL, CCN 140008
• Northwestern Medicine Central Dupage Hospital Hospital, Winfield, IL, CCN 140242

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine, Doctor of Philosophy

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: hzhangmd332659@carlehiedirect.net

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.

• Loyola University Medical Center

  • General Practice Physician
  • Maywood, IL
  • NPI 1336159961
  Medicare reassignment Care Compare group NPD
• Northwestern Medical Faculty Foundation

  • Multi-Specialty Clinic/Center
  • Carol Stream, IL
  • NPI 1346235314
  Medicare reassignment Care Compare group NPD
• Carle Health Care Incorporated

  • Internal Medicine Physician
  • Urbana, IL
  • NPI 1154653947

  Gastroenterology

  Medicare reassignment NPD
• Carle West Physician Group Inc

  • Family Medicine Physician
  • Normal, IL
  • NPI 1467074138
  Medicare reassignment NPD
• Rush University Medical Group

  • Internal Medicine Physician
  • Chicago, IL
  • NPI 1093819542
  Medicare reassignment NPD
• Loyola University Medical Center

  • Community/Retail Pharmacy
  • Maywood, IL
  • NPI 1184789299
  NPD
• Northwestern Medical Faculty Foundation

  • Durable Medical Equipment & Medical Supplies
  • Chicago, IL
  • NPI 1417718479
  NPD
• Rush University Medical Center

  • Internal Medicine Physician
  • Oak Brook, IL
  • NPI 1801375696

  Gastroenterology

  NPD
• Central Dupage Physician Group

  • Family Medicine Physician
  • Carol Stream, IL
  • NPI 1033149844
  NPD (past)
• Gibson Community Hospital Association

  • Critical Access Hospital
  • Gibson City, IL
  • NPI 1114935681
  NPD (past)

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

• Central Dupage Hospital Association

  • General Acute Care Hospital
  • Winfield, IL
  • NPI 1003864810
  Care Compare affiliation
• Central Dupage Hospital Association

  • Psychiatric Hospital Unit
  • Winfield, IL
  • NPI 1740230895
  Care Compare affiliation
• Gottlieb Memorial Hospital

  • General Acute Care Hospital
  • Melrose Park, IL
  • NPI 1831170232
  Care Compare affiliation
• Loyola University Medical Center

  • General Acute Care Hospital
  • Maywood, IL
  • NPI 1376521575
  Care Compare affiliation
• Loyola University Medical Center

  • General Acute Care Hospital
  • Tinley Park, IL
  • NPI 1427752013
  Care Compare affiliation
• Northern Illinois Medical Center

  • General Acute Care Hospital
  • McHenry, IL
  • NPI 1982611281
  Care Compare affiliation
• Northwestern Memorial Hospital

  • General Acute Care Hospital
  • Chicago, IL
  • NPI 1497859649
  Care Compare affiliation

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

{
    "created_epoch": "1429056000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776729600000",
    "number": "1346637485",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "611 W PARK ST",
            "city": "URBANA",
            "state": "IL",
            "postal_code": "618012529"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10350 HALIGUS RD",
            "address_2": "SUITE 210",
            "city": "HUNTLEY",
            "state": "IL",
            "postal_code": "60142",
            "telephone_number": "847-535-6284",
            "fax_number": "847-759-6284"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZHANG",
        "first_name": "HAO",
        "name_prefix": "Dr.",
        "credential": "M.D. PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-04-15",
        "last_updated": "2026-04-21",
        "certification_date": "2026-04-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "IL",
            "license": "036156365",
            "primary": true
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "OH",
            "license": "35.134766",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "hzhang31750@lickingmemorial.medicity.net",
            "affiliation": "Y",
            "affiliationName": "Licking Memorial Health Professionals",
            "address_1": "1320 W Main St",
            "city": "Newark",
            "state": "OH",
            "country_code": "US",
            "postal_code": "430551822",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Debbie Eileen Chua Yu-Tungol, MD
• Fawwad I Zaidi, M.D.
• Diane Mary Zeek, CNP, CWOCN
• Pawel Zembrzuski
• Jennifer M Zenk, APRN, CNP

• Gastroenterology Physician in Huntley, IL
• Providers in Huntley, IL by specialty
• Gastroenterology Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 21, 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.