Organization Active NPI

Integrative Emergency Services Physician Group-Houston PLLC

Doing business as IES Houston

  • Emergency Medicine Physician
  • Pasadena, TX
National Provider Identifier
1801458708
Registry record updated Nov 14, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
Legal business name
INTEGRATIVE EMERGENCY SERVICES PHYSICIAN GROUP-HOUSTON PLLC
Doing business as
IES Houston
Practice address
4500 E Sam Houston Pkwy S
Pasadena, TX 77505-3959
Phone
(713) 948-7000
NPI assigned
Jul 1, 2019
Last updated
Nov 14, 2024By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Nov 14, 2024

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

Authorized official

Name
Dr. Nestor Zenarosa, MDNPI 1629096375
Title
Founder and Chief Medical Officer
Phone
(469) 420-5527

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)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X Primary

Addresses

Primary practice location

4500 E Sam Houston Pkwy S
Pasadena, TX 77505-3959

Mailing address

PO Box 2347
Indianapolis, IN 46206-2347
Phone (469) 420-5527

Other practice location 1

5161 E Sam Houston Pkwy S
Pasadena, TX 77505-3915
Phone (281) 810-9326

Other practice location 2

20171 Chasewood Park Dr
Houston, TX 77070-1437
Phone (832) 534-5000

Other practice location 3

2255 E Mossy Oaks Rd
Spring, TX 77389-1811
Phone (346) 305-5000

Other practice location 4

1317 Lake Pointe Pkwy
Sugar Land, TX 77478-3997
Phone (281) 637-7000

Other practice location 5

17200 St Lukes Way
The Woodlands, TX 77384-8007
Phone (936) 266-2000

Other practice location 6

17400 St Lukes Way
The Woodlands, TX 77384-8036
Phone (936) 266-9000

Other practice location 7

6720 Bertner Ave
Houston, TX 77030-2604
Phone (832) 355-1000

Other identifiers 1

IdentifierTypeStateIssuer
137601425MedicaidTX

Other names 2

  • IES Houston Doing business as
  • INTEGRATIVE EMERGENCY SERVICES PHYSICIAN GROUP-HOUSTON Former legal business name

Electronic endpoints 1

TypeEndpointUseAffiliation
CONNECT URL N/A Direct

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20191016002208 TX Part B Supplier - Clinic/Group Practice 7113258500 Receives reassigned benefits from 676 practitioners
Practice locations: Pasadena, TX; Pearland, TX; Richmond, TX; San Augustine, TX; Spring, TX; Sugar Land, TX; The Woodlands, TX; Wharton, TX…

National Provider Directory

National Provider Directory

Locations

4019 I 45 N
Conroe, TX 77304
Phone (936) 228-9447

4503 Interstate 45 N
Conroe, TX 77304

20171 Chasewood Park Dr
#H
Houston, TX 77070
Phone (832) 534-5000

540 Interstate 45 N
Huntsville, TX 77320

540 Interstate 45 N Ste E
Huntsville, TX 77320

540 Interstate 45 S
Ste E
Huntsville, TX 77340
Phone (936) 755-8288

541 Interstate 45 S Ste 4
Huntsville, TX 77340

1717 Highway 59 Loop N
Livingston, TX 77352
Phone (936) 329-8500

1201 W Frank Ave
Lufkin, TX 75904
Phone (936) 634-8111

18059 Highway 105 W
Ste 100
Montgomery, TX 77356
Phone (936) 582-5620

4500 E Sam Houston Pkwy S
Pasadena, TX 77505
Phone (281) 487-2786

4500 E Sam Houston Pkwy S
Ste 130
Pasadena, TX 77505

5151 E Sam Houston Pkwy S
Pasadena, TX 77505
Phone (281) 760-8454

1317 Lake Pointe Pkwy
#H
Sugar Land, TX 77478
Phone (281) 637-7000

Practitioners & affiliated clinicians

Practitioners 694

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.

View all 694

NPI Registry JSON

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

{
    "created_epoch": "1561939200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1731542400000",
    "number": "1801458708",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 2347",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462062347",
            "telephone_number": "469-420-5527"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4500 E SAM HOUSTON PKWY S",
            "city": "PASADENA",
            "state": "TX",
            "postal_code": "775053959",
            "telephone_number": "713-948-7000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5161 E Sam Houston Pkwy S",
            "address_purpose": "LOCATION",
            "city": "Pasadena",
            "state": "TX",
            "postal_code": "775053915",
            "country_code": "US",
            "telephone_number": "281-810-9326",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "20171 Chasewood Park Dr",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770701437",
            "country_code": "US",
            "telephone_number": "832-534-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2255 E Mossy Oaks Rd",
            "address_purpose": "LOCATION",
            "city": "Spring",
            "state": "TX",
            "postal_code": "773891811",
            "country_code": "US",
            "telephone_number": "346-305-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1317 Lake Pointe Pkwy",
            "address_purpose": "LOCATION",
            "city": "Sugar Land",
            "state": "TX",
            "postal_code": "774783997",
            "country_code": "US",
            "telephone_number": "281-637-7000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "17200 St Lukes Way",
            "address_purpose": "LOCATION",
            "city": "The Woodlands",
            "state": "TX",
            "postal_code": "773848007",
            "country_code": "US",
            "telephone_number": "936-266-2000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "17400 St Lukes Way",
            "address_purpose": "LOCATION",
            "city": "The Woodlands",
            "state": "TX",
            "postal_code": "773848036",
            "country_code": "US",
            "telephone_number": "936-266-9000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6720 Bertner Ave",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770302604",
            "country_code": "US",
            "telephone_number": "832-355-1000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "INTEGRATIVE EMERGENCY SERVICES PHYSICIAN GROUP-HOUSTON PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2019-07-01",
        "last_updated": "2024-11-14",
        "certification_date": "2024-11-14",
        "status": "A",
        "authorized_official_last_name": "ZENAROSA",
        "authorized_official_first_name": "NESTOR",
        "authorized_official_title_or_position": "FOUNDER AND CHIEF MEDICAL OFFICER",
        "authorized_official_telephone_number": "469-420-5527",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "137601425",
            "state": "TX"
        }
    ],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "N/A",
            "affiliation": "N",
            "endpointDescription": "N/A",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "N/A",
            "address_1": "4500 E Sam Houston Pkwy S",
            "city": "Pasadena",
            "state": "TX",
            "country_code": "US",
            "postal_code": "775053959",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "organization_name": "IES Houston",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "INTEGRATIVE EMERGENCY SERVICES PHYSICIAN GROUP-HOUSTON",
            "code": "4",
            "type": "Former Legal Business Name"
        }
    ]
}

Other providers in Pasadena, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 14, 2024; 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.

Verify at the official NPI Registry.