Organization Active NPI

North Houston - TRMC, LLC

  • Rehabilitation Hospital Unit
  • Tomball, TX
National Provider Identifier
1346778602
Registry record updated Nov 6, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Rehabilitation Hospital UnitTaxonomy code 273Y00000X
Legal business name
NORTH HOUSTON - TRMC, LLC
Practice address
605 Holderrieth Blvd
Tomball, TX 77375-6445
Phone
(281) 401-7500
Fax
(281) 351-4904
NPI assigned
May 31, 2017
Organization subpart
Yes
Parent organization
NORTH HOUSTON - TRMC, LLCAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Nov 6, 2025

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

Authorized official

Name
Will Morrow
Title
Cfo
Phone
(615) 344-1731

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Rehabilitation Hospital Unit 273Y00000X Primary

Addresses

Primary practice location

605 Holderrieth Blvd
Tomball, TX 77375-6445

Mailing address

605 Holderrieth Blvd
Tomball, TX 77375-6445

Other names 1

  • HCA Houston Healthcare Tomball Doing business as

Electronic endpoints 1

TypeEndpointUseAffiliation
CONNECT URL https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service Other Ability Network

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20170724003706 TX Part A Provider - Hospital 3375813843 Practice locations: Tomball, TX

Hospital certification: CCN 45T670

Legal name
NORTH HOUSTON - TRMC LLC
Doing business as
HCA HOUSTON HEALTHCARE TOMBALL
Organization structure
LLCProprietary
Incorporated
Apr 27, 2017 in DE
Enrollment address
605 Holderrieth Blvd
Tomball, TX 77375-6445
Hospital Rehabilitation Unit
Hospital subgroups
Rehabilitation unit

Facilities connected through Provider of Services related, parent or unit certification numbers.

Other NPIs with the same Medicare PAC ID 2

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Care Compare: Inpatient rehabilitation facility

Medicare Care Compare
Listed as
Tomball Regional Medical CtrCCN 45T670
Ownership
For profit
Certified
Jun 30, 1996

National Provider Directory

National Provider Directory
Tax ID family
North Houston - TRMC LLC6 organizations share this tax ID, including this one
Part of
North Houston - TRMC LLC

Other organizations with this tax ID 5

Organizations that report the same tax identification number in the National Provider Directory.

Locations

13426 Medical Complex Dr
Ste 100
Tomball, TX 77375
Phone (281) 401-7034

Ownership & related parties

All disclosed owners & managing parties 19

As disclosed on the Medicare enrollment (CMS All Owners files). Individuals include officers, directors and managing employees, who may not hold ownership.

NameRoleSinceShare
HCA Squared LLC Organization, Nashville, TN LLC 5% Or Greater Indirect Ownership Interest Apr 27, 2017 5.37%
HCA Inc Organization, Nashville, TN Chain home office 5% Or Greater Indirect Ownership Interest Apr 27, 2017 100%
Francis Tezanos Individual 5% Or Greater Indirect Ownership Interest Feb 1, 2026
Corporate OfficerChief Financial Officer Feb 1, 2026
W-2 Managing EmployeeChief Financial Officer Feb 1, 2026
Eric D Smith Individual Contracted Managing EmployeeVice President of Reimbursement Mar 1, 2021
HCA Healthcare Inc Organization, Nashville, TN 5% Or Greater Indirect Ownership Interest Apr 27, 2017 100%
Frisco Holding II Organization, Wilmington, DE Holding company 5% Or Greater Indirect Ownership Interest Feb 6, 2026 16.3%
Houston Healthcare Holdings, Inc Organization, Nashville, TN 5% Or Greater Direct Ownership Interest Apr 27, 2017 100%
Columbia/HCA of Houston, Inc Organization, Nashville, TN 5% Or Greater Indirect Ownership Interest Apr 27, 2017 100%
Women'S Hospital Indianapolis, L.P. Organization, Nashville, TN 5% Or Greater Indirect Ownership Interest Apr 27, 2017 18.27%
Robert Marmerstein Individual Corporate OfficerChief Executive Officer Jul 13, 2020
W-2 Managing EmployeeChief Executive Officer Jul 13, 2020
HCA Health Services of Texas Inc Organization, Nashville, TN 5% Or Greater Indirect Ownership Interest Apr 27, 2017 10.6%
Healthtrust Inc - the Hospital Company Organization, Nashville, TN 5% Or Greater Indirect Ownership Interest Apr 27, 2017 100%
Hospital Corp LLC Organization, Nashville, TN LLC 5% Or Greater Indirect Ownership Interest Apr 27, 2017 5.37%
Hercules Holding II Organization, Nashville, TN Holding company 5% Or Greater Mortgage Interest Apr 27, 2017 14.4%
Indianapolis Hospital Partner, LLC Organization, Nashville, TN LLC 5% Or Greater Indirect Ownership Interest Apr 27, 2017 18.09%
Columbia Hospital Corporation of West Houston Organization, Nashville, TN Corporation 5% Or Greater Indirect Ownership Interest Apr 27, 2017 5.61%
Hti Hospital Holdings Inc Organization, Nashville, TN 5% Or Greater Indirect Ownership Interest Apr 27, 2017 24.76%
Healthserv Acquisition LLC Organization, Nashville, TN LLC 5% Or Greater Indirect Ownership Interest Apr 27, 2017 10.6%
Columbia Hospital Corporation - Delaware Organization, Nashville, TN Corporation 5% Or Greater Indirect Ownership Interest Apr 27, 2017 6.49%

Facilities with the same owner 265

Facilities that share an organizational owner with 5% or greater ownership or operational control.

View all 265

Parent organization (reported in NPPES) 1

This organization reports itself as a subpart in NPPES; the parent’s legal name matches this organization in the same state.

Practitioners & affiliated clinicians

Affiliated clinicians 1

Clinicians who list this facility as an affiliation in Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1496188800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1762387200000",
    "number": "1346778602",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "605 HOLDERRIETH BLVD",
            "city": "TOMBALL",
            "state": "TX",
            "postal_code": "773756445"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "605 HOLDERRIETH BLVD",
            "city": "TOMBALL",
            "state": "TX",
            "postal_code": "773756445",
            "telephone_number": "281-401-7500",
            "fax_number": "281-351-4904"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "NORTH HOUSTON - TRMC, LLC",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "NORTH HOUSTON - TRMC, LLC",
        "enumeration_date": "2017-05-31",
        "last_updated": "2025-11-06",
        "certification_date": "2025-11-06",
        "status": "A",
        "authorized_official_last_name": "MORROW",
        "authorized_official_first_name": "WILL",
        "authorized_official_title_or_position": "CFO",
        "authorized_official_telephone_number": "615-344-1731"
    },
    "taxonomies": [
        {
            "code": "273Y00000X",
            "taxonomy_group": "",
            "desc": "Rehabilitation Unit",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.667.2",
            "affiliationName": "Ability Network",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "64 S Price Rd",
            "city": "Brownsville",
            "state": "TX",
            "country_code": "US",
            "postal_code": "785212459",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "organization_name": "HCA Houston Healthcare Tomball",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Tomball, TX

Sources for this page

Verify at the official NPI Registry.