Naresh T Gunaratnam, M.D.

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

066308 Issued in MI

Practice address

1185 Town Centre Dr Ste 205
Eagan, MN 55123-1370

Phone

(612) 871-1145

Fax

(612) 870-5491

NPI assigned

Jan 13, 2006

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

Other identifiers 8

Medicare fee-for-service enrollment

Enrolled in MI, MN, OH3 enrollments

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 3

Specialty

Gastroenterology

Education

University of Virginia School of Medicine, 1991

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Mngi Digestive Health PAGroup PAC ID 8123016557, 276 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Wyandot Memorial Hospital Hospital, Upper Sandusky, OH, CCN 361329

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: naresh.gunaratnammd.p1@direct.mngastro.nextgenshare.com
• FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/

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.

• Mngi Digestive Health, P.a.

  • Gastroenterology Physician
  • Minneapolis, MN
  • NPI 1609804541
  Medicare reassignment Care Compare group NPD
• Huron Gastroenterology Associates PC

  • Gastroenterology Physician
  • Ypsilanti, MI
  • NPI 1144335639
  Medicare reassignment NPD
• Iha Health Services Corporation

  • Obstetrics & Gynecology Physician
  • Canton, MI
  • NPI 1457408965
  Medicare reassignment NPD
• St Mary Mercy Hospital Professional

  • General Acute Care Hospital
  • Livonia, MI
  • NPI 1528145554
  Medicare reassignment NPD
• Wyandot Memorial Hospital

  • Critical Access Hospital
  • Upper Sandusky, OH
  • NPI 1477554475
  Medicare reassignment NPD
• Huron Gastroenterology Associates PC

  • Gastroenterology Physician
  • Howell, MI
  • NPI 1265635593
  NPD
• Iha Health Service Corporation

  • Obstetrics & Gynecology Physician
  • Ypsilanti, MI
  • NPI 1831053701
  NPD
• Iha Health Service Corporation

  • Gastroenterology Physician
  • Ypsilanti, MI
  • NPI 1861069684
  NPD
• St Mary Mercy Hospital

  • General Acute Care Hospital
  • Livonia, MI
  • NPI 1790706901
  NPD
• St Mary Mercy Hospital Crna

  • Certified Registered Nurse Anesthetist
  • Livonia, MI
  • NPI 1063602092
  NPD
• St Mary Mercy Hospital Professional

  • Gastroenterology Physician
  • Ypsilanti, MI
  • NPI 1447953971
  NPD
• Wyandot Memorial Hospital

  • Rural Health Clinic/Center
  • Carey, OH
  • NPI 1659014728
  NPD

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

• Wyandot Memorial Hospital

  • Critical Access Hospital
  • Upper Sandusky, OH
  • NPI 1477554475
  Care Compare affiliation

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

{
    "created_epoch": "1137110400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769040000000",
    "number": "1194704486",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 14909",
            "city": "MINNEAPOLIS",
            "state": "MN",
            "postal_code": "554140909",
            "telephone_number": "612-871-1145",
            "fax_number": "612-870-5491"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1185 TOWN CENTRE DR STE 205",
            "city": "EAGAN",
            "state": "MN",
            "postal_code": "551231370",
            "telephone_number": "612-871-1145",
            "fax_number": "612-870-5491"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "885 N Sandusky Ave",
            "address_purpose": "LOCATION",
            "city": "Upper Sandusky",
            "state": "OH",
            "postal_code": "433511098",
            "country_code": "US",
            "telephone_number": "419-294-5757",
            "fax_number": "419-294-6777",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GUNARATNAM",
        "first_name": "NARESH",
        "middle_name": "T",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-13",
        "last_updated": "2026-01-22",
        "certification_date": "2026-01-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MI",
            "license": "066308",
            "primary": true
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "OH",
            "license": "35.154712",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS INDIVIDUAL",
            "identifier": "0812773",
            "state": "MI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MIDWEST HEALTH PLAN",
            "identifier": "016711",
            "state": "MI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CIGNA",
            "identifier": "8827203",
            "state": "MI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS GROUP",
            "identifier": "0H14989",
            "state": "MI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD PTAN",
            "identifier": "100013737",
            "state": "MI"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0157386",
            "state": "OH"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "4110501",
            "state": "MI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AETNA",
            "identifier": "7427167",
            "state": "MI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Gastroenterology Physician in Eagan, MN
• Providers in Eagan, MN by specialty
• Gastroenterology Physician in Minnesota

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 22, 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.