Individual provider Active NPI

Heidi Ostler

  • Pediatric Cardiology Physician
  • Houston, TX
National Provider Identifier
1538657010
Registry record updated Jan 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Cardiology PhysicianTaxonomy code 2080P0202X
License
A165776 Issued in CA
Practice address
6651 Main St Ste E1920
Houston, TX 77030-2428
Phone
(832) 826-5048
NPI assigned
Apr 30, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 23, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Cardiology Physician 2080P0202X A165776 CA Primary
Pediatrics Physician 208000000X A165776 CA
Student in an Organized Health Care Education/Training Program 390200000X

Addresses

Primary practice location

6651 Main St Ste E1920
Houston, TX 77030-2428

Mailing address

6651 Main St Ste E1920
Houston, TX 77030-2428
Phone (832) 826-5048

Other practice location 1

3020 Childrens Way
San Diego, CA 92123-4223
Phone (858) 966-6764

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address hostler804321@direct.med.utah.edu Direct University of Utah

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in UT
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20260205004090 UT Practitioner - Pediatric Medicine 7517446925 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pediatric Medicine
Education
University of Utah School of Medicine, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University of Utah Pediatric ServicesGroup PAC ID 0547552473, 129 clinicians

Practice addresses (Care Compare)

81 N Mario Capecchi Dr
Salt Lake City, UT 84113-1125
Phone (801) 213-3599

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A165776CAMDPediatric Cardiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Utah Pediatric Services CurrentSince Dec 22, 2025 Accepting new patients
University of Utah Pediatric Services Pediatric Cardiology CurrentSince Dec 22, 2025 Accepting new patients
Ihc Health Services Inc Past Accepting new patients
University of Utah Pediatric Services Pediatrics Past Accepting new patients
Texas Children'S Physician Group Pediatrics PastSince Feb 23, 2025 Accepting new patients

Locations

81 N Mario Capecchi Dr
Slc, UT 84113
Phone (801) 662-5700

50 N Medical Dr
Slc, UT 84132
Phone (801) 581-2292

100 N Mario Capecchi Dr
Slc, UT 84113
Phone (801) 587-7109

Organizations & group practices 6

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1525046400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769126400000",
    "number": "1538657010",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6651 MAIN ST STE E1920",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770302428",
            "telephone_number": "832-826-5048"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6651 MAIN ST STE E1920",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770302428",
            "telephone_number": "832-826-5048"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3020 Childrens Way",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921234223",
            "country_code": "US",
            "telephone_number": "858-966-6764",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OSTLER",
        "first_name": "HEIDI",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-04-30",
        "last_updated": "2026-01-23",
        "certification_date": "2026-01-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0202X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Cardiology",
            "state": "CA",
            "license": "A165776",
            "primary": true
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "A165776",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "hostler804321@direct.med.utah.edu",
            "affiliation": "Y",
            "affiliationName": "University of Utah",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "50 N Medical Dr",
            "city": "Salt Lake City",
            "state": "UT",
            "country_code": "US",
            "postal_code": "841320100",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.