Individual provider Active NPI

Ezra Rosen

  • Medical Oncology Physician
  • New York, NY
National Provider Identifier
1194169987
Registry record updated May 5, 2020
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Oncology PhysicianTaxonomy code 207RX0202X
License
283532 Issued in NY
Practice address
300 E 66TH St
New York, NY 10065-6800
Phone
(212) 639-2000
NPI assigned
Apr 23, 2013
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 5, 2020

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Oncology Physician 207RX0202X 283532 NY Primary

Addresses

Primary practice location

300 E 66TH St
New York, NY 10065-6800

Mailing address

1275 York Ave
New York, NY 10065-6007
Phone (212) 639-2000

Other practice location 1

530 East 74th Street
New York, NY 10021
Phone (212) 639-2000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, NJ2 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
I20200707002061 NY Practitioner - Medical OncologyPractitioner - Internal Medicine 2961825195 Reassigns benefits to 5 organizations
I20251219003796 NJ Practitioner - Medical Oncology 2961825195 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Medical OncologyAlso: Internal Medicine
Education
Other, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Memorial Solid Tumor GroupGroup PAC ID 4082503354, 233 clinicians
Memorial Developmental Chemo GroupGroup PAC ID 5395636419, 48 clinicians

Practice addresses (Care Compare)

1275 York Ave
New York, NY 10021-6007
Phone (212) 639-2131

1275 York Ave
New York, NY 10065-6007
Phone (212) 639-2000

Hospital & facility affiliations

  • Memorial Hospital for Cancer and Allied Diseases Hospital, New York, NY, CCN 330154

Merit-based Incentive Payment System (MIPS)

Final score
75.5 of 100Reported as group
Quality
60.62
Improvement activities
40
Cost
73.87

Merit-based Incentive Payment System (MIPS)

Final score
77.91 of 100Reported as group
Quality
78.66
Improvement activities
40
Cost
48.83

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Mskcc Regional Network Medical Oncology CurrentSince Sep 22, 2025 Accepting new patients
MSK Monmouth Medical Oncology CurrentSince Oct 28, 2025 Accepting new patients
MSK Harrison Medical Oncology CurrentSince Sep 22, 2025 Accepting new patients
MSK Nassau Medical Oncology CurrentSince Oct 28, 2025 Accepting new patients

Locations

480 Red Hill Rd
Middletown, NJ 07748
Phone (908) 542-3007

650 Commack Rd
Commack, NY 11725
Phone (631) 623-4000

633 3rd Ave
Fl 4
New York, NY 10017
Phone (646) 227-3764

1275 York Ave
New York, NY 10065
Phone (212) 639-3813

1101 Hempstead Tpke
Uniondale, NY 11553
Phone (516) 559-1000

500 Westchester Ave
West Harrison, NY 10604
Phone (914) 367-7000

Networks

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

Interoperability endpoints

  • Direct secure messaging: erosen39581@mskcc.direct-ci.com

Organizations & group practices 6

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": "1366675200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1588636800000",
    "number": "1194169987",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1275 YORK AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100656007",
            "telephone_number": "212-639-2000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 E 66TH ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100656800",
            "telephone_number": "212-639-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "530 East 74th Street",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "10021",
            "country_code": "US",
            "telephone_number": "212-639-2000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ROSEN",
        "first_name": "EZRA",
        "name_prefix": "Dr.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-04-23",
        "last_updated": "2020-05-05",
        "certification_date": "2020-05-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "NY",
            "license": "283532",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.