Individual provider Active NPI

Anna Tavdy Resisi, DO

  • Internal Medicine Physician
  • Greenwich, CT
National Provider Identifier
1598228397
Registry record updated Mar 19, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
80155 Issued in CT
Practice address
500 W Putnam Ave Ste 110
Greenwich, CT 06830-6079
Phone
(203) 422-7250
NPI assigned
Apr 9, 2019
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 19, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 315551 NY
Student in an Organized Health Care Education/Training Program 390200000X NY
Internal Medicine PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207R00000X 80155 CT Primary

Addresses

Primary practice location

500 W Putnam Ave Ste 110
Greenwich, CT 06830-6079

Mailing address

500 W Putnam Ave Ste 110
Greenwich, CT 06830-6079

Other practice location 1

2109 Broadway
New York, NY 10023-2138
Phone (212) 523-8672

Other practice location 2

1111 Amsterdam Ave
New York, NY 10025-1716
Phone (212) 523-4000

Other practice location 3

1000 10th Ave Fl 3
New York, NY 10019-1147
Phone (212) 259-6777

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, CT2 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
I20220824000870 NY Practitioner - Internal Medicine 4789914300 Reassigns benefits to 1 organization
I20250321001430 CT Practitioner - Internal Medicine 4789914300 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
New York College of Osteo Medicine of New York Institute of Technology, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Northeast Medical Group IncGroup PAC ID 1254233836, 1,357 clinicians

Practice addresses (Care Compare)

500 W Putnam Ave
Greenwich, CT 06830-6086
Phone (203) 863-3671

Hospital & facility affiliations

  • Constellation Home Care Home health agency, Norwalk, CT, CCN 077200
  • Sterling Care LLC Home health agency, Greenwich, CT, CCN 077252
  • Elara Caring Home health agency, Rocky Hill, CT, CCN 077163
  • Greenwich Hospital Association - Hospital, Greenwich, CT, CCN 070018

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
80155CTMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Icahn School of Medicine at Mount Sinai Single Specialty CurrentSince Sep 1, 2022 Accepting new patients
Icahn School of Medicine at Mount Sinai Single Specialty Current Accepting new patients
Northeast Medical Group, Inc. Single Specialty CurrentSince Mar 24, 2025 Accepting new patients
Northeast Medical Group, Inc Single Specialty CurrentSince Mar 24, 2025 Accepting new patients
Icahn School of Medicine at Mount Sinai Internal Medicine CurrentSince Sep 1, 2022 Accepting new patients
Johnson Upper Extremity OT Services, PC Single Specialty Past Accepting new patients
Icahn School of Medicine at Mount Sinai Single Specialty Past Accepting new patients
Northeast Medical Group, PLLC Single Specialty Past Accepting new patients

Locations

500 W Putnam Ave
Ste 12C
Greenwich, CT 06830
Phone (203) 422-7250

500 W Putnam Ave
Greenwich, CT 06830
Phone (203) 869-2510

500 W Putnam Ave
Ste 100
Greenwich, CT 06830
Phone (203) 863-2900

95 Armory Rd
Stratford, CT 06614
Phone (203) 384-3388

1000 10th Ave
Ste 3A2
New York, NY 10019
Phone (212) 259-6777

1000 10th Ave
Fl 3
New York, NY 10019
Phone (212) 241-2299

17 E 102nd St
New York, NY 10029
Phone (212) 241-7968

1111 Amsterdam Ave
New York, NY 10025
Phone (212) 523-2309

Interoperability endpoints

  • Direct secure messaging: aresisi709106@direct.ynhh.org

Organizations & group practices 8

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": "1554768000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742342400000",
    "number": "1598228397",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "500 W PUTNAM AVE STE 110",
            "city": "GREENWICH",
            "state": "CT",
            "postal_code": "068306079"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "500 W PUTNAM AVE STE 110",
            "city": "GREENWICH",
            "state": "CT",
            "postal_code": "068306079",
            "telephone_number": "203-422-7250"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2109 Broadway",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100232138",
            "country_code": "US",
            "telephone_number": "212-523-8672",
            "fax_number": "212-492-5505",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1111 Amsterdam Ave",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100251716",
            "country_code": "US",
            "telephone_number": "212-523-4000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1000 10th Ave Fl 3",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100191147",
            "country_code": "US",
            "telephone_number": "212-259-6777",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "RESISI",
        "first_name": "ANNA",
        "middle_name": "TAVDY",
        "credential": "DO",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2019-04-09",
        "last_updated": "2025-03-19",
        "certification_date": "2025-03-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "315551",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NY",
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine",
            "state": "CT",
            "license": "80155",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Greenwich, CT

Sources for this page

Verify at the official NPI Registry.