NPIMap

Individual provider Active NPI

John Mascarenhas, MD

  • Hematology & Oncology Physician
  • New York, NY
National Provider Identifier
1376719104
Registry record updated Jul 7, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
235966 Issued in NY
Practice address
1 Gustave L Levy PL
Box 1079
New York, NY 10029-6500
Phone
(212) 241-1948
NPI assigned
May 1, 2008
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 7, 2008

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology & Oncology Physician 207RH0003X 235966 NY Primary

Addresses

Primary practice location

1 Gustave L Levy PL
Box 1079
New York, NY 10029-6500

Mailing address

One Gustave L Levy Place
Box 1079
New York, NY 10029-6500
Phone (212) 241-4705

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20081003000012 NY Practitioner - Hematology 3971671033 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hematology
Education
New York Medical College, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

1 Gustave L Levy PL
New York, NY 10029-6504
Phone (212) 731-7650

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Icahn School of Medicine at Mount Sinai CurrentSince Aug 9, 2012 Accepting new patients
Icahn School of Medicine at Mount Sinai Hematology & Oncology CurrentSince Aug 9, 2012 Accepting new patients
Mount Sinai Hospital Past Accepting new patients
Icahn School of Medicine at Mount Sinai Past Accepting new patients

Locations

5 E 98th St
Fl 5
New York, NY 10029
Phone (212) 241-8234

5 E 98th St
Fl 10
New York, NY 10029
Phone (212) 241-2125

1190 5th Ave
New York, NY 10029
Phone (212) 241-6756

150 E 42nd St
New York, NY 10017
Phone (212) 661-8139

5 E 98th St
Fl 12
New York, NY 10029
Phone (212) 241-8303

Networks

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

Organizations & group practices 4

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 11

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": "1209600000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1215388800000",
    "number": "1376719104",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "ONE GUSTAVE L LEVY PLACE",
            "address_2": "BOX 1079",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100296500",
            "telephone_number": "212-241-4705"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 GUSTAVE L LEVY PL",
            "address_2": "BOX 1079",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100296500",
            "telephone_number": "212-241-1948"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MASCARENHAS",
        "first_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2008-05-01",
        "last_updated": "2008-07-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "NY",
            "license": "235966",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.