Active NPI
Tomball Gastroenterology Associates P.a
- Gastroenterology Physician
- Tomball, TX
National Provider Identifier
1154973881
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gastroenterology Physician
- Legal business name
- TOMBALL GASTROENTEROLOGY ASSOCIATES P.A
- Practice address
- 425 Holderrieth Blvd Ste 114
Tomball, TX 77375-5189 - Phone
- (281) 205-7522
- Fax
- (281) 205-7553
- NPI assigned
- Jul 12, 2019
- Last updated
- Sep 4, 2025
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Dr. Maninder Singh Guram, MD
- Title
- Owner
- Phone
- (281) 630-3550
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | NU | Primary |
Addresses
Primary practice location
425 Holderrieth Blvd Ste 114
Tomball, TX 77375-5189
Mailing address
425 Holderrieth Blvd Ste 114
Tomball, TX 77375-5189
Phone (281) 205-7522
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 890982 | Other | MEDICARE | |
| 4224313 | Medicaid | TX |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX
Enrollment records 1
National Provider Directory
National Provider DirectoryLocations
155 School St
Ste 250
Tomball, TX 77375
Phone (281) 205-7522
Interoperability endpoints
- https://api.platform.athenahealth.com/20142/brand/1/csg/1/fhir/r4
Practitioners & affiliated clinicians
Practitioners 3
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.
-
- Gastroenterology Physician
- Tomball, TX
- NPI 1689671307
-
- Family Nurse Practitioner
- Tomball, TX
- NPI 1518666221
-
- Family Nurse Practitioner
- Tomball, TX
- NPI 1073392635
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1562889600000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1756944000000",
"number": "1154973881",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "425 HOLDERRIETH BLVD STE 114",
"city": "TOMBALL",
"state": "TX",
"postal_code": "773755189",
"telephone_number": "281-205-7522",
"fax_number": "281-205-7553"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "425 HOLDERRIETH BLVD STE 114",
"city": "TOMBALL",
"state": "TX",
"postal_code": "773755189",
"telephone_number": "281-205-7522",
"fax_number": "281-205-7553"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "TOMBALL GASTROENTEROLOGY ASSOCIATES P.A",
"organizational_subpart": "NO",
"enumeration_date": "2019-07-12",
"last_updated": "2025-09-04",
"certification_date": "2025-09-04",
"status": "A",
"authorized_official_last_name": "GURAM",
"authorized_official_first_name": "MANINDER",
"authorized_official_middle_name": "SINGH",
"authorized_official_title_or_position": "OWNER",
"authorized_official_telephone_number": "281-630-3550",
"authorized_official_name_prefix": "Dr.",
"authorized_official_credential": "MD"
},
"taxonomies": [
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "NU",
"license": null,
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "MEDICARE",
"identifier": "890982",
"state": null
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "4224313",
"state": "TX"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Tomball, TX
- Tomball Express Medical Center, LLC (Emerus Community Hospital)
- Tomball Express Medical Center, LP
- Tomball Family Dental
- Tomball Family Eye Care Inc.
- Tomball Foot and Ankle Center PC
- Tomball Health Medical Clinic PLLC
- Tomball Healthcare for Pediatrics
- Tomball Hospital Authority (The RehabCare Center at Tomball Regional Hospital)
- Tomball Hospital Authority (Senior Care Unit at Tomball Regional Hospital)
- Tomball Hospital Authority (Tomball Regional Hospital)
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 4, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.