Individual provider Active NPI

Aecha Marion Ybarra, MD

  • Pediatric Cardiology Physician
  • Saint Louis, MO
National Provider Identifier
1578979670
Registry record updated Feb 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Cardiology PhysicianTaxonomy code 2080P0202X
License
2018005251 Issued in MO
Practice address
1 Childrens PL
Div Ped Cardiology
Saint Louis, MO 63110-1002
Phone
(314) 454-6095
Fax
(314) 884-6008
NPI assigned
Jul 9, 2014
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 9, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X 2018005251 MO
Pediatric Cardiology Physician 2080P0202X 2018005251 MO Primary

Addresses

Primary practice location

1 Childrens PL
Div Ped Cardiology
Saint Louis, MO 63110-1002

Mailing address

PO Box 7412011
Chicago, IL 60674-2011
Phone (314) 454-6095

Other identifiers 1

IdentifierTypeStateIssuer
200055202MedicaidMO

Electronic endpoints 1

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Washington University

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO
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
I20180716001335 MO Practitioner - Cardiovascular Disease (Cardiology)Practitioner - Pediatric Medicine 7012264559 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Cardiovascular Disease (Cardiology)Also: Pediatric Medicine
Education
Other, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Washington UniversityGroup PAC ID 9830008770, 2,968 clinicians

Practice addresses (Care Compare)

1 Childrens PL
Saint Louis, MO 63110-1002
Phone (314) 273-1006

Merit-based Incentive Payment System (MIPS)

Final score
84.2 of 100Reported as group
Quality
71.6
Promoting interoperability
100
Improvement activities
40
Cost
75.75

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
2018005251MOMDPediatrics Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Washington University CurrentSince Jul 1, 2018 Accepting new patients
Washington University CurrentSince Jul 1, 2018 Accepting new patients
Washington University Past Accepting new patients
Ozarks Medical Center Past Accepting new patients

Locations

1 Childrens Pl
#8116
Saint Louis, MO 63110
Phone (314) 454-6095

1 Childrens Pl
#1230
Saint Louis, MO 63110

1 Childrens Pl
Ste C
Saint Louis, MO 63110
Phone (314) 454-2104

1 Childrens Pl
Saint Louis, MO 63110
Phone (314) 454-2076

Interoperability endpoints

  • Direct secure messaging: aybarra625482@direct.carenet.org

Organizations & group practices 4

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": "1404864000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770595200000",
    "number": "1578979670",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 7412011",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606742011",
            "telephone_number": "314-454-6095",
            "fax_number": "314-884-6008"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 CHILDRENS PL",
            "address_2": "DIV PED CARDIOLOGY",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631101002",
            "telephone_number": "314-454-6095",
            "fax_number": "314-884-6008"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YBARRA",
        "first_name": "AECHA",
        "middle_name": "MARION",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2014-07-09",
        "last_updated": "2026-02-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MO",
            "license": "2018005251",
            "primary": false
        },
        {
            "code": "2080P0202X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Cardiology",
            "state": "MO",
            "license": "2018005251",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200055202",
            "state": "MO"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "Y",
            "affiliationName": "Washington University",
            "address_1": "1 Childrens Pl",
            "address_2": "Div Ped Cardiology",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631101002",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.