Individual provider Active NPI

Mark J Kupersmith, MD

  • Ophthalmology Physician
  • New York, NY
National Provider Identifier
1922089655
Registry record updated Jan 15, 2014
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
129274 1 Issued in NY
Practice address
1000 10TH Ave
10TH FL RM Inn
New York, NY 10019-1147
Phone
(212) 636-3200
Fax
(212) 636-3195
NPI assigned
Nov 9, 2005
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 15, 2014

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology Physician 207W00000X 129274 1 NY Primary
Neurological Surgery Physician 207T00000X 125274 NY

Addresses

Primary practice location

1000 10TH Ave
10TH FL RM Inn
New York, NY 10019-1147

Mailing address

1000 10TH Ave
10TH Floor RM Inn
New York, NY 10019-1147
Phone (212) 636-3200

Other identifiers 1

IdentifierTypeStateIssuer
01413625MedicaidNY

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
I20040826000504 NY Practitioner - Ophthalmology 4880669605 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
Northwestern University Feinberg Medical School, 1974
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Union Square Eye Center LLCGroup PAC ID 9133451438, 17 clinicians

Practice addresses (Care Compare)

235 Park Ave S
FL 2
New York, NY 10003-1405
Phone (212) 844-2020

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
125274NYMDSocial Worker
129274 1NYMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Union Square Eye Center LLC Ophthalmology CurrentSince Mar 25, 2025 Accepting new patients
Icahn School of Medicine at Mount Sinai Neurological Surgery CurrentSince Jan 1, 2016 Accepting new patients
Icahn School of Medicine at Mount Sinai Ophthalmology CurrentSince Jan 1, 2016 Accepting new patients
Icahn School of Medicine at Mount Sinai Ophthalmology CurrentSince Sep 1, 2022 Accepting new patients
Union Square Eye Care LLC Ophthalmology CurrentSince Mar 25, 2025 Accepting new patients
Beth Israel Medical Center Past Accepting new patients

Locations

1000 10th Ave
New York, NY 10019
Phone (212) 523-2369

235 Park Ave S
Fl 2
New York, NY 10003
Phone (212) 614-0039

218 2nd Ave
New York, NY 10003
Phone (212) 979-4000

1815 Madison Ave
New York, NY 10035

1000 10th Ave
Rm Inn
New York, NY 10019
Phone (212) 636-3200

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

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

32 Union Sq E
Fl 7
New York, NY 10003
Phone (212) 529-5100

10 Union Sq E
New York, NY 10003
Phone (212) 253-6800

1000 10th Ave
Rm 1M18
New York, NY 10019
Phone (212) 870-9418

Networks

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

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/14049/brand/10/csg/1/fhir/r4
  • Direct secure messaging: mark.kupersmith.1@14049.direct.athenahealth.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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1131494400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1389744000000",
    "number": "1922089655",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 10TH AVE",
            "address_2": "10TH FLOOR RM INN",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100191147",
            "telephone_number": "212-636-3200",
            "fax_number": "212-636-3195"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 10TH AVE",
            "address_2": "10TH FL RM INN",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100191147",
            "telephone_number": "212-636-3200",
            "fax_number": "212-636-3195"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KUPERSMITH",
        "first_name": "MARK",
        "middle_name": "J",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-11-09",
        "last_updated": "2014-01-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "NY",
            "license": "129274 1",
            "primary": true
        },
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "NY",
            "license": "125274",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "01413625",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.