Individual provider Active NPI

Lauren Balkan, MD

  • Interventional Cardiology Physician
  • Boston, MA
National Provider Identifier
1205330412
Registry record updated Jun 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Interventional Cardiology PhysicianTaxonomy code 207RI0011X
License
1014936 Issued in MA
Practice address
330 Brookline Ave
Boston, MA 02215-5491
Phone
(617) 667-7000
NPI assigned
Mar 21, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 30, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Cardiovascular Disease Physician 207RC0000X 1014936 MA
Internal Medicine Physician 207R00000X 311334 NY
Interventional Cardiology Physician 207RI0011X 1014936 MA Primary

Addresses

Primary practice location

330 Brookline Ave
Boston, MA 02215-5491

Mailing address

505 E 70TH St
New York, NY 10021-4872
Phone (212) 746-9663

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, MA2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20220203002019 NY Practitioner - HospitalistPractitioner - Internal Medicine 8426441080 Reassigns benefits to 1 organization
I20260518002786 MA Practitioner - Cardiovascular Disease (Cardiology) 8426441080

Care Compare profile

Medicare Care Compare
Specialty
Cardiovascular Disease (Cardiology)
Education
Other, 2018
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

330 Brookline Ave
Boston, MA 02215-5491

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Weill Medical College of Cornell Internal Medicine CurrentSince Oct 29, 2021 Accepting new patients
Weill Medical College of Cornell Internal Medicine Current Accepting new patients
Weill Medical College of Cornell Cardiovascular Disease CurrentSince Oct 29, 2021 Accepting new patients

Locations

525 E 68th St
New York, NY 10065
Phone (212) 746-2846

505 E 70th St
New York, NY 10021
Phone (212) 746-2900

1305 York Ave
Fl 8
New York, NY 10021
Phone (646) 962-3176

Interoperability endpoints

  • Direct secure messaging: lbalkan252461@direct.bilh.masshiway.net

Organizations & group practices 3

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 1

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": "1521590400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782777600000",
    "number": "1205330412",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "505 E 70TH ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100214872",
            "telephone_number": "212-746-9663",
            "fax_number": "212-746-3609"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "330 BROOKLINE AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155491",
            "telephone_number": "617-667-7000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BALKAN",
        "first_name": "LAUREN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-03-21",
        "last_updated": "2026-06-30",
        "certification_date": "2026-06-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "MA",
            "license": "1014936",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "311334",
            "primary": false
        },
        {
            "code": "207RI0011X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Interventional Cardiology",
            "state": "MA",
            "license": "1014936",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.