HOUSTON REGIONAL GASTROENTEROLOGY INSTITUTE PLLC – NPI #1326587643
Internal Medicine

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Health Care Provider Taxonomy Code for Internal Medicine

HOUSTON REGIONAL GASTROENTEROLOGY INSTITUTE PLLC is a provider located in SUGAR LAND, TX. NPPES has assigned the NPI number 1326587643 to HOUSTON REGIONAL GASTROENTEROLOGY INSTITUTE PLLC on February 20, 2017. It is a Type-2 NPI, indicating this NPI number is associated with an organization. According to the NPI data, there are 23 additional location(s) assigned to this provider which are listed below. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RG0100X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Gastroenterology

The NPI profile was last updated on Apr 22, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for HOUSTON REGIONAL GASTROENTEROLOGY INSTITUTE PLLC below.

NPI Profile for
HOUSTON REGIONAL GASTROENTEROLOGY INSTITUTE PLLC

NPI Number
1326587643
Enumeration Date

(more than 9 years ago)
Entity Type
Type-2  Organization
Organization health care providers may have a single employee or thousands of employees. An example is an incorporated individual who is an organization's only employee.
Legal Name
HOUSTON REGIONAL GASTROENTEROLOGY INSTITUTE PLLC
Primary location
15555 CREEK BEND DR STE 200
SUGAR LAND, TX 77478-4670
Phone: (832) 707-5011 Fax:
23 Other location(s):
21212 Northwest Fwy Ste 425A
Cypress, TX 77429-5884
Phone: (832) 921-4481
1213 Hermann Dr Ste 278
Houston, TX 77004-7009
Phone: (832) 707-5011
1240 Blalock Rd Ste 210
Houston, TX 77055-6445
Phone: (281) 869-3009
1631 North Loop W Ste 510
Houston, TX 77008-1531
Phone: (713) 777-2555
275 Lantern Bend Dr Ste 200
Houston, TX 77090-2842
Phone: (281) 440-0101
6550 Fannin St Ste 2301
Houston, TX 77030-2723
Phone: (713) 777-2555
7737 Southwest Fwy Ste 840
Houston, TX 77074-1819
Phone: (713) 777-2555
9731 Wortham Blvd Ste 104
Houston, TX 77065-3423
Phone: (832) 707-5011
18955 N Memorial Dr Ste 500
Humble, TX 77338-4399
Phone: (281) 440-0101
9816 Memorial Blvd Ste 206
Humble, TX 77338-4206
Phone: (281) 446-8114
21814 Katy Fwy Ste 220
Katy, TX 77449-8020
Phone: (832) 707-5011
24510 Kingsland Blvd
Katy, TX 77494-3429
Phone: (832) 707-5011
25230 Kingsland Blvd Ste 102
Katy, TX 77494-2097
Phone: (281) 869-3009
19701 Kingwood Dr Bldg 2
Kingwood, TX 77339-3773
Phone: (832) 707-5011
19701 Kingwood Dr Bldg 5
Kingwood, TX 77339-3773
Phone: (832) 707-5011
24044 Highway 59 N
Kingwood, TX 77339-1500
Phone: (281) 501-5652
219 Oak Dr S Ste A
Lake Jackson, TX 77566-5675
Phone: (979) 297-4033
9180 Pinecroft Dr Ste 250
Shenandoah, TX 77380-4261
Phone: (832) 934-7675
920 Medical Plaza Dr Ste 550
Shenandoah, TX 77380-3259
Phone: (281) 440-0101
16902 Southwest Fwy Ste 108
Sugar Land, TX 77479-3574
Phone: (832) 707-5011
Fax: (281) 612-1992
17510 W Grand Pkwy S Ste 220
Sugar Land, TX 77479-2647
Phone: (281) 201-1338
2647 Cordes Dr
Sugar Land, TX 77479-1353
Phone: (832) 707-5011
26940 Kuykendahl Rd Ste 104
Tomball, TX 77375-0158
Phone: (832) 707-5011
Mailing address
Same as primary location
Organization Subpart
No
Authorized Official
ADEEB DWAIRY
MEMBER
Phone: (281) 731-0619
Updated
Certification Date
Apr 22, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RG0100X
- Internal Medicine / Gastroenterology (Primary)		 TX P9555
207LP2900X
- Anesthesiology / Pain Medicine

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.