Khaldun M Khatib, M.D., PH.D.

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

N5774 Issued in TX

Practice address

4211 Joe Ramsey Blvd E Ste 100
Greenville, TX 75401-7856

Phone

(903) 408-7980

Fax

(903) 408-7989

NPI assigned

Apr 11, 2007

Last updated

Apr 30, 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 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in TX

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, 1999

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Hunt Regional Medical Partners SpecialistsGroup PAC ID 7810226115, 17 clinicians

Hunt Memorial Hospital DistrictGroup PAC ID 6406768936, 36 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Hunt Regional Medical Center Hospital, Greenville, TX, CCN 450352
• Baylor University Medical Center Hospital, Dallas, TX, CCN 450021

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

CMS’s directory marks this NPI as on an HHS exclusion list; no matching OIG record was found. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Credentials

Doctor of Medicine, Doctor of Philosophy

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/9148/brand/1/csg/1/fhir/r4
• Direct secure messaging: khaldun.khatib.1@9148.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.

• Hunt Memorial Hospital District

  dba Hunt Regional

  • General Acute Care Hospital
  • Greenville, TX
  • NPI 1598750721
  Medicare reassignment Care Compare group NPD
• Hunt Regional Medical Partners Specialists

  • Specialist
  • Greenville, TX
  • NPI 1275031205
  Medicare reassignment Care Compare group NPD
• Hunt Regional Medical Partners

  • Family Medicine Physician
  • Greenville, TX
  • NPI 1235435892
  Medicare reassignment NPD
• Hunt Memorial Hospital District

  dba Royse City Medical Lodge

  • Skilled Nursing Facility
  • Royse City, TX
  • NPI 1750833901
  NPD
• Hunt Regional Medical Partners

  dba Hunt Regional Pediatric Clinic Greenville

  • Rural Health Clinic/Center
  • Greenville, TX
  • NPI 1548143134
  NPD

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

• Baylor University Medical Center

  • General Acute Care Hospital
  • Dallas, TX
  • NPI 1447250253
  Care Compare affiliation
• Hunt Memorial Hospital District

  dba Hunt Regional

  • General Acute Care Hospital
  • Greenville, TX
  • NPI 1598750721
  Care Compare affiliation

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

{
    "created_epoch": "1176249600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777507200000",
    "number": "1235352899",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4215 JOE RAMSEY BLVD E",
            "city": "GREENVILLE",
            "state": "TX",
            "postal_code": "754017852",
            "telephone_number": "903-408-5834",
            "fax_number": "903-408-5693"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4211 JOE RAMSEY BLVD E STE 100",
            "city": "GREENVILLE",
            "state": "TX",
            "postal_code": "754017856",
            "telephone_number": "903-408-7980",
            "fax_number": "903-408-7989"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KHATIB",
        "first_name": "KHALDUN",
        "middle_name": "M",
        "name_prefix": "Dr.",
        "credential": "M.D., PH.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-04-11",
        "last_updated": "2026-04-30",
        "certification_date": "2026-04-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "TX",
            "license": "N5774",
            "primary": true
        },
        {
            "code": "207RI0008X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hepatology",
            "state": "TX",
            "license": "N5774",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "213701002",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Khan Neurology PLLC
• Hafsa Kamran Khan, DO
• Nehan Adil Khan, MD
• Omer Aziz Khan, MD
• Tanzeela Khan
• Fnu Khulood Shahid
• Darren Brandon King, COTA
• Abigail Kaye Kissling, OTR
• David Kistenmacher, LPC
• Brucealynea Joy Knowlton, FNP

• Gastroenterology Physician in Greenville, TX
• Providers in Greenville, TX by specialty
• Gastroenterology Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 30, 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.