NPIMap

Organization Active NPI

Advanced Dallas Hospital & Clinics LLC

  • General Acute Care Hospital
  • Dallas, TX
National Provider Identifier
1235711748
Registry record updated Jan 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Acute Care HospitalTaxonomy code 282N00000X
Legal business name
ADVANCED DALLAS HOSPITAL & CLINICS LLC
Practice address
7502 Greenville Ave
Dallas, TX 75231-3802
Phone
(713) 790-1666
Fax
(713) 383-4446
NPI assigned
Apr 23, 2021
Last updated
Jan 6, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jan 6, 2026

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

Authorized official

Name
Rick Allen Zachardy
Title
Chief Financial Officer
Phone
(713) 848-4700

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Ambulatory Surgical Clinic/Center 261QA1903X NU
Rehabilitation Hospital Unit 273Y00000X NU
General Acute Care Hospital 282N00000X NU Primary

Addresses

Primary practice location

7502 Greenville Ave
Dallas, TX 75231-3802

Mailing address

1911 Bagby St
Houston, TX 77002-8594
Phone (713) 383-7147

Other practice location 1

2436 S Interstate 35 E Ste 336
Denton, TX 76205-4900
Phone (972) 572-5000

Other practice location 2

7125 Marvin D Love Fwy Ste 107
Dallas, TX 75237-3111
Phone (940) 484-7000

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address patrick.tiemeyer.1@13131.direct.athenahealth.com

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20230314001302 TX Part A Provider - Hospital 0244616126 Practice locations: Denton, TX; Dallas, TX

NPI to CCN mapping 1

The Medicare certification numbers (CCNs) connected to NPI 1235711748. Details of each certification follow.

Hospital certification: CCN 670321

Legal name
ADVANCED DALLAS HOSPITAL & CLINICS LLC
Certification status
Active
Provider type (POS)
Hospital – Short-term
Participating since
Jul 18, 2023
Last certification
Jul 18, 2023
Beds
100 (26 certified)
Ownership / control type
Private (for profit)
Organization structure
LLCProprietary
Enrollment address
7502 Greenville Ave
Dallas, TX 75231-3802
Main/Primary Hospital Location
Hospital subgroups
General, Acute care

Care Compare: Hospital

Medicare Care Compare
Listed as
Advanced Dallas Hospitals and ClinicsCCN 670321 · All quality measures
Type
Acute Care Hospitals
Ownership
Proprietary
Medicare certification status
ActiveFrom the Provider of Services file
Emergency services
Yes

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
45D2206421Advanced Dallas Hospital & Clinics7502 Greenville Ave, Dallas, TX 75231AccreditationMay 17, 2028

National Provider Directory

National Provider Directory

Interoperability endpoints

  • Direct secure messaging: patrick.tiemeyer.1@13131.direct.athenahealth.com

Ownership & related parties

All disclosed owners & managing parties 3

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

NameRoleSinceShare
Lucky a Chopra Individual 5% Or Greater Direct Ownership InterestOwner Nov 6, 2020 100%
Rick a Zachardy Individual Corporate DirectorChief Financial Officer Jul 16, 2025
Robert Turner Individual Corporate DirectorChief Executive Officer Nov 6, 2020
W-2 Managing EmployeeChief Executive Officer Nov 6, 2020

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.

Affiliated clinicians 25

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

View all 25

NPI Registry JSON

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

{
    "created_epoch": "1619136000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1767657600000",
    "number": "1235711748",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1911 BAGBY ST",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770028594",
            "telephone_number": "713-383-7147",
            "fax_number": "713-383-1302"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7502 GREENVILLE AVE",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752313802",
            "telephone_number": "713-790-1666",
            "fax_number": "713-383-4446"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2436 S Interstate 35 E Ste 336",
            "address_purpose": "LOCATION",
            "city": "Denton",
            "state": "TX",
            "postal_code": "762054900",
            "country_code": "US",
            "telephone_number": "972-572-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "7125 Marvin D Love Fwy Ste 107",
            "address_purpose": "LOCATION",
            "city": "Dallas",
            "state": "TX",
            "postal_code": "752373111",
            "country_code": "US",
            "telephone_number": "940-484-7000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "ADVANCED DALLAS HOSPITAL & CLINICS LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2021-04-23",
        "last_updated": "2026-01-06",
        "certification_date": "2026-01-06",
        "status": "A",
        "authorized_official_last_name": "ZACHARDY",
        "authorized_official_first_name": "RICK",
        "authorized_official_middle_name": "ALLEN",
        "authorized_official_title_or_position": "CHIEF FINANCIAL OFFICER",
        "authorized_official_telephone_number": "713-848-4700"
    },
    "taxonomies": [
        {
            "code": "261QA1903X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Ambulatory Surgical",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "273Y00000X",
            "taxonomy_group": "",
            "desc": "Rehabilitation Unit",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "282N00000X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "patrick.tiemeyer.1@13131.direct.athenahealth.com",
            "affiliation": "N",
            "address_1": "7502 Greenville Ave",
            "city": "Dallas",
            "state": "TX",
            "country_code": "US",
            "postal_code": "752313802",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Dallas, TX

Sources for this page

Verify at the official NPI Registry.