Harold Johannes Duarte, MD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

35.144289 Issued in OH

Practice address

75 Sylvania Dr
Dayton, OH 45440-3237

Phone

(937) 320-5050

NPI assigned

Mar 21, 2019

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

Medicare fee-for-service enrollment

Enrolled in OH, CA2 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 2

Specialty

GastroenterologyAlso: Internal Medicine

Education

Other, 2018

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Faculty Physicians and Surgeons of LlusmGroup PAC ID 1153227814, shared by 6 NPIs, 1,313 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Riverside University Health System-Medical Center Hospital, Moreno Valley, CA, CCN 050292

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Interoperability endpoints

• Direct secure messaging: hduarte569767@direct.ketteringhealth.org

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.

• Dayton Gastroenterology LLC

  • Gastroenterology Physician
  • Dayton, OH
  • NPI 1134345705
  Medicare reassignment

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

• County of Riverside

  • General Acute Care Hospital
  • Moreno Valley, CA
  • NPI 1821159195
  Care Compare affiliation

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

{
    "created_epoch": "1553126400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788134400000",
    "number": "1508326182",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 381468",
            "city": "GERMANTOWN",
            "state": "TN",
            "postal_code": "381831468"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "75 SYLVANIA DR",
            "city": "DAYTON",
            "state": "OH",
            "postal_code": "454403237",
            "telephone_number": "937-320-5050"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "415 Byers Rd Ste 100",
            "address_purpose": "LOCATION",
            "city": "Miamisburg",
            "state": "OH",
            "postal_code": "453423684",
            "country_code": "US",
            "telephone_number": "937-320-5050",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "9000 N Main St Ste 405",
            "address_purpose": "LOCATION",
            "city": "Englewood",
            "state": "OH",
            "postal_code": "454151170",
            "country_code": "US",
            "telephone_number": "937-320-5050",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4200 Indian Ripple Rd",
            "address_purpose": "LOCATION",
            "city": "Beavercreek",
            "state": "OH",
            "postal_code": "454403248",
            "country_code": "US",
            "telephone_number": "937-320-5050",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DUARTE",
        "first_name": "HAROLD",
        "middle_name": "JOHANNES",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-21",
        "last_updated": "2026-08-31",
        "certification_date": "2026-08-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": "A186518",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "OH",
            "license": "35.144289",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• DRS. Marc Lewis & Thomas Niederhelman LLC
• Elizabeth Drummond
• Emmanuel P Dsouza, CNP
• Huanyun Duan
• Hansel Jovanni Duarte, MD
• Lauren Duba, CDCA
• Victor John Dubel, DDS
• Austi Dubose
• Linda Cale Dubose, LSW
• Peggy Lee Dubrava, RN

• Gastroenterology Physician in Dayton, OH
• Providers in Dayton, OH by specialty
• Gastroenterology Physician in Ohio

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 31, 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.