Individual provider Active NPI

Gulchin A Ergun, M.D.

  • Gastroenterology Physician
  • Houston, TX
National Provider Identifier
1497746812
Registry record updated Sep 14, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
K4886 Issued in TX
Practice address
6560 Fannin St Ste 1160
Houston, TX 77030-2725
Phone
(713) 933-2650
Fax
(713) 933-2653
NPI assigned
Nov 3, 2005
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 14, 2011

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X K4886 TX Primary

Addresses

Primary practice location

6560 Fannin St Ste 1160
Houston, TX 77030-2725

Mailing address

PO Box 4346
Dept 540
Houston, TX 77210-4346
Phone (713) 933-2650

Other identifiers 1

IdentifierTypeStateIssuer
100529003MedicaidTX

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20050419000466 TX Practitioner - Gastroenterology 8426096694 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Other, 1984
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
TMH Physician Associates PLLCGroup PAC ID 4486711744, 1,881 clinicians
Houston Methodist Specialty PhysiciansGroup PAC ID 5193239796, 1,498 clinicians

Practice addresses (Care Compare)

4710 Bellaire Blvd
Bellaire, TX 77401-4505
Phone (713) 363-9411

6445 Main St
Houston, TX 77030-1502

6445 Main St Opc
Houston, TX 77030-1502

6550 Fannin St
Houston, TX 77030-2740

6565 Fannin St
Houston, TX 77030-2703

6565 Fannin St Main
577 Methodist Acad Med Assoc
Houston, TX 77030-2703
Phone (713) 441-0428

7575 San Felipe St
Suite 155
Houston, TX 77063-1777
Phone (713) 266-9955

Hospital & facility affiliations

  • Houston Methodist Hospital Hospital, Houston, TX, CCN 450358
  • Houston Methodist Clear Lake Hospital Hospital, Nassau Bay, TX, CCN 450709
  • Houston Methodist Sugarland Hospital Hospital, Sugar Land, TX, CCN 450820

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy27
Upper gastrointestinal (GI) endoscopy for acid reflux62

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
K4886TXMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Houston Methodist Specialty Physicians CurrentSince Jan 1, 2026 Accepting new patients
TMH Physician Associates PLLC CurrentSince Sep 1, 2016 Accepting new patients
TMH Physician Associates PLLC CurrentSince Sep 1, 2016 Accepting new patients
Baylor College of Medicine Past Accepting new patients
Baylor College of Medicine Past Accepting new patients
Houston Methodist Past Accepting new patients
Baylor College of Medicine Past Accepting new patients

Locations

7575 San Felipe St
Ste 155
Houston, TX 77063
Phone (713) 266-9955

6550 Fannin St
Ste 1201
Houston, TX 77030
Phone (713) 441-3372

6560 Fannin St
Ste 1160
Houston, TX 77030
Phone (713) 594-1006

6550 Fannin St
#1018
Houston, TX 77030
Phone (713) 793-8902

6445 Main St
Ste 2500
Houston, TX 77030
Phone (713) 441-3150

6550 Fannin St
Ste 447
Houston, TX 77030
Phone (713) 441-0633

16605 Southwest Fwy
Ste 400
Sugar Land, TX 77479
Phone (281) 275-0800

6565 Fannin St
Va Hospital, TX 77030
Phone (713) 394-6000

Interoperability endpoints

  • Direct secure messaging: gergun26157@directhoustonmethodist.org

Organizations & group practices 7

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.

Hospital & facility affiliations 3

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

NPI Registry JSON

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

{
    "created_epoch": "1130976000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1315958400000",
    "number": "1497746812",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 4346",
            "address_2": "DEPT 540",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "772104346",
            "telephone_number": "713-933-2650",
            "fax_number": "713-933-2653"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6560 FANNIN ST STE 1160",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770302725",
            "telephone_number": "713-933-2650",
            "fax_number": "713-933-2653"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ERGUN",
        "first_name": "GULCHIN",
        "middle_name": "A",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-11-03",
        "last_updated": "2011-09-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "TX",
            "license": "K4886",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100529003",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.