Dianne Ngoc Tran, M.D.

Primary specialty

Hospitalist PhysicianTaxonomy code 208M00000X

License

Q1316 Issued in TX

Practice address

921 Gessner Rd Ste 317
Houston, TX 77024-2501

Phone

(713) 242-3768

NPI assigned

Apr 13, 2010

Sex

Female

Sole proprietor

No

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

Specialties & licenses 4

Addresses

Medicare fee-for-service enrollment

Enrolled in TX2 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

Internal Medicine

Education

Saint Louis University School of Medicine, 2010

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Memorial Hermann Medical GroupGroup PAC ID 7012008360, 760 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Memorial Hermann Memorial City Hospital Hospital, Houston, TX, CCN 450610

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: dtran61421@memorialhermann.direct-ci.com

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.

• Dianne Tran MD PLLC

  • Internal Medicine Physician
  • Houston, TX
  • NPI 1083443360
  Medicare reassignment NPD Authorized official
• Memorial Hermann Medical Group

  • Family Medicine Physician
  • Fulshear, TX
  • NPI 1003985102

  Internal Medicine

  Medicare reassignment Care Compare group NPD
• Ut Physicians

  • Anesthesiology Physician
  • Houston, TX
  • NPI 1033157821

  Internal Medicine

  Medicare reassignment NPD
• Ut Physicians

  • Health Educator
  • Houston, TX
  • NPI 1316534472
  NPD
• Hni Medical Services

  • Hospitalist Physician
  • Austin, TX
  • NPI 1366735169

  Internal Medicine

  NPD (past)
• Memorial Hermann Health System

  • General Acute Care Hospital
  • Houston, TX
  • NPI 1740233782
  NPD (past)
• Stony Brook Internists, University Faculty Practice Corporation

  • Medical Oncology Physician
  • Stony Brook, NY
  • NPI 1184679342
  NPD (past)

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

• Memorial Hermann Health System

  • Physiological Laboratory
  • Houston, TX
  • NPI 1154595155

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  • Physiological Laboratory
  • Houston, TX
  • NPI 1275568032

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  • Physiological Laboratory
  • Pasadena, TX
  • NPI 1437323482

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  • Physiological Laboratory
  • Houston, TX
  • NPI 1588838593

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  • Physiological Laboratory
  • Houston, TX
  • NPI 1639343635

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  • General Acute Care Hospital
  • Houston, TX
  • NPI 1740233782
  Care Compare affiliation
• Memorial Hermann Health System

  • Physiological Laboratory
  • Sugar Land, TX
  • NPI 1841465697

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  • Physiological Laboratory
  • Houston, TX
  • NPI 1952575904

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1271116800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768003200000",
    "number": "1699091835",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "921 GESSNER RD",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770242501",
            "telephone_number": "713-242-3768",
            "fax_number": "713-984-6854"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "921 GESSNER RD STE 317",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770242501",
            "telephone_number": "713-242-3768"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "920 Frostwood Dr",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770242314",
            "country_code": "US",
            "telephone_number": "713-242-4325",
            "fax_number": "713-242-4330",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TRAN",
        "first_name": "DIANNE",
        "middle_name": "NGOC",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2010-04-13",
        "last_updated": "2026-01-10",
        "certification_date": "2026-01-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": "Q1316",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "TX",
            "license": "Q1316",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "A119253",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "TX",
            "license": "Q1316",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• David Minh Tran, PHARM.D.
• Deanna P Tran
• Demi Tran
• Derek Tran, DC
• Diana Sarah Tran, OD
• Dickson Tran, M.D.
• Diem Phuong Ngoc Tran, O.D.
• Diem Samantha Tran, DO
• Dung Mai Tran, PHARMD
• Duy Minh Tran, M.D.

• Hospitalist Physician in Houston, TX
• Providers in Houston, TX by specialty
• Hospitalist Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 10, 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.