Individual provider Active NPI

Michael Sobieraj, MD

  • Advanced Heart Failure and Transplant Cardiology Physician
  • New Haven, CT
National Provider Identifier
1316441827
Registry record updated May 26, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Advanced Heart Failure and Transplant Cardiology PhysicianTaxonomy code 207RA0001X
License
79150 Issued in CT
Practice address
20 York St
New Haven, CT 06510-3220
Phone
(203) 688-4242
NPI assigned
Mar 20, 2018
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 26, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Advanced Heart Failure and Transplant Cardiology Physician 207RA0001X 79150 CT Primary

Addresses

Primary practice location

20 York St
New Haven, CT 06510-3220

Mailing address

20 York St
New Haven, CT 06510-3220
Phone (203) 688-4242

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CT
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
I20250905000813 CT Practitioner - Advanced Heart Failure and Transplant CardiologyPractitioner - Cardiovascular Disease (Cardiology) 9032454319 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Advanced Heart Failure and Transplant CardiologyAlso: Cardiovascular Disease (Cardiology)
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Yale UniversityGroup PAC ID 9436061736, 2,632 clinicians

Practice addresses (Care Compare)

111 Goose LN
Guilford, CT 06437-5101
Phone (203) 747-7300

Hospital & facility affiliations

  • Yale-New Haven Hospital Hospital, New Haven, CT, CCN 070022
  • Bridgeport Hospital Hospital, Bridgeport, CT, CCN 070010

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Yale University CurrentSince Aug 1, 2025 Accepting new patients
Yale University CurrentSince Aug 1, 2025 Accepting new patients

Locations

111 Goose Ln
Guilford, CT 06437
Phone (203) 453-7100

800 Howard Ave
New Haven, CT 06519
Phone (203) 785-2140

50 Division St
New Haven, CT 06511
Phone (203) 785-2140

20 York St
North Haven, CT 06510
Phone (203) 688-2433

Interoperability endpoints

  • Direct secure messaging: msobieraj658770@direct.ynhh.org

Organizations & group practices 2

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.

Hospital & facility affiliations 4

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1521504000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748217600000",
    "number": "1316441827",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "20 YORK ST",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065103220",
            "telephone_number": "203-688-4242"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "20 YORK ST",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065103220",
            "telephone_number": "203-688-4242"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SOBIERAJ",
        "first_name": "MICHAEL",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2018-03-20",
        "last_updated": "2025-05-26",
        "certification_date": "2025-05-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RA0001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Advanced Heart Failure and Transplant Cardiology",
            "state": "CT",
            "license": "79150",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New Haven, CT

Sources for this page

Verify at the official NPI Registry.