Individual provider Active NPI

Athina Vassilakis, MD

  • Internal Medicine Physician
  • New York, NY
National Provider Identifier
1407015027
Registry record updated Mar 25, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
254933 Issued in NY
Practice address
534 W 135TH St
New York, NY 10031-8644
Phone
(866) 463-2778
NPI assigned
Jun 9, 2008
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 25, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 254933 NY Primary
Hospitalist Physician 208M00000X 254933 NY

Addresses

Primary practice location

534 W 135TH St
New York, NY 10031-8644

Mailing address

534 W 135TH St
New York, NY 10031-8644
Phone (866) 463-2778

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
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
I20101111000324 NY Practitioner - Internal MedicinePractitioner - General PracticePractitioner - Hospitalist 2668667072 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Columbia University College of Physicians and Surgeons, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Trustees of Columbia University in the City of New YorkGroup PAC ID 8527972546, shared by 10 NPIs, 2,262 clinicians

Practice addresses (Care Compare)

21 Audubon Ave
New York, NY 10032-2275
Phone (212) 342-3231

622 W 168TH St
New York, NY 10032-3720
Phone (212) 305-9876

Hospital & facility affiliations

  • New York-Presbyterian Hospital Hospital, New York, NY, CCN 330101

Merit-based Incentive Payment System (MIPS)

Final score
100 of 100Reported as apm
Quality
85.32
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Trustees of Columbia University in the City of New York Internal Medicine CurrentSince Jan 1, 2019 Accepting new patients
Montefiore Medical Center CurrentSince Jul 22, 2010 Accepting new patients
Trustees of Columbia University in the City of New York Internal Medicine CurrentSince Apr 9, 2017 Accepting new patients
Trustees of Columbia University in the City of New York Internal Medicine CurrentSince Mar 1, 2012 Accepting new patients
Montefiore Medical Center Internal Medicine CurrentSince Jul 22, 2010 Accepting new patients
Trustees of Columbia University in the City of New York Internal Medicine CurrentSince Apr 9, 2017 Accepting new patients
The New York and Presbyterian Hospital Past Accepting new patients

Locations

111 E 210th St
Bronx, NY 10467

630 W 168th St
#4
New York, NY 10032
Phone (212) 305-6387

534 W 135th St
New York, NY 10031
Phone (212) 491-2300

5141 Broadway
New York, NY 10034
Phone (212) 932-4000

622 W 168th St
New York, NY 10032
Phone (212) 305-4931

161 Fort Washington Ave
New York, NY 10032
Phone (212) 305-8559

Networks

  • Healthfirst Medicare Network H5989
  • Healthfirst Medicare Network H3359
  • Healthfirst Medicare Network H9678
  • Healthfirst Medicare Network H1722

Interoperability endpoints

  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/R4/
  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/DSTU2/
  • Direct secure messaging: atv7001@direct.nyp.org

Organizations & group practices 7

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 5

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": "1212969600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774396800000",
    "number": "1407015027",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "534 W 135TH ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100318644",
            "telephone_number": "866-463-2778"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "534 W 135TH ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100318644",
            "telephone_number": "866-463-2778"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VASSILAKIS",
        "first_name": "ATHINA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2008-06-09",
        "last_updated": "2026-03-25",
        "certification_date": "2026-03-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "254933",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "NY",
            "license": "254933",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.