Individual provider Active NPI

Adam D Klotz, MD

  • Internal Medicine Physician
  • New York, NY
National Provider Identifier
1952373300
Registry record updated Feb 24, 2015
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
208720 Issued in NY
Practice address
1275 York Ave
New York, NY 10021-6007
Phone
(212) 639-2000
NPI assigned
Feb 1, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 24, 2015

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 208720 NY Primary

Addresses

Primary practice location

1275 York Ave
New York, NY 10021-6007

Mailing address

633 3Rd Ave
Box 3
New York, NY 10017-6706

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
I20060609000070 NY Practitioner - Internal Medicine 1355353434 Reassigns benefits to 4 organizations
I20250506003009 NJ Practitioner - Internal Medicine 1355353434 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Icahn School of Medicine at Mount Sinai, 1996
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
MSK NassauGroup PAC ID 8628311685, 100 clinicians
Memorial Urgent Care GroupGroup PAC ID 6507878675, 46 clinicians
MSK BergenGroup PAC ID 1456614114, 254 clinicians
MSK MonmouthGroup PAC ID 1153619291, 300 clinicians
MSK HarrisonGroup PAC ID 1052634045, 134 clinicians
Mskcc Regional NetworkGroup PAC ID 6608765144, 130 clinicians

Practice addresses (Care Compare)

1101 Hempstead Tpke
Uniondale, NY 11553-1112
Phone (212) 639-2000

1275 York Ave
New York, NY 10065-6007
Phone (212) 639-7203

136 Mountain View Blvd
Basking Ridge, NJ 07920-3444

136 Mountainview Blvd
Basking Ridge, NJ 07920-3444
Phone (908) 542-3000

225 Summit Ave
Montvale, NJ 07645-1523
Phone (908) 542-3336

480 Red Hill Rd
Middletown, NJ 07748-3052
Phone (908) 542-3007

500 Westchester Ave
West Harrison, NY 10604-3200
Phone (212) 639-2000

650 Commack Rd
Commack, NY 11725-5404
Phone (631) 623-4034

Hospital & facility affiliations

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

Merit-based Incentive Payment System (MIPS)

Final score
79.13 of 100Reported as group
Quality
61.43
Improvement activities
40
Cost
79.81

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Memorial Sloan Kettering Cancer Center at Basking Ridge New Jersey CurrentSince Apr 1, 2025 Accepting new patients
MSK Bergen CurrentSince Apr 1, 2025 Accepting new patients
Mskcc Regional Network CurrentSince Mar 2, 2025 Accepting new patients
Memorial Urgent Care Group Internal Medicine CurrentSince Apr 3, 2006 Accepting new patients
MSK Harrison CurrentSince Oct 14, 2024 Accepting new patients
MSK Monmouth CurrentSince Apr 1, 2025 Accepting new patients
MSK Nassau CurrentSince Oct 14, 2024 Accepting new patients

Locations

136 Mountainview Blvd
Basking Ridge, NJ 07920
Phone (908) 542-3000

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

225 Summit Ave
Montvale, NJ 07645
Phone (908) 542-3336

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

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

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

633 3rd Ave
Lbby 3
New York, NY 10017
Phone (848) 225-6000

633 3rd Ave
#232
New York, NY 10017
Phone (212) 639-7203

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 H3359
  • Healthfirst Medicare Network H5989
  • Healthfirst Medicare Network H9678

Interoperability endpoints

  • Direct secure messaging: aklotz39622@mskcc.direct-ci.com

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": "1138752000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1424736000000",
    "number": "1952373300",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "633 3RD AVE",
            "address_2": "BOX 3",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100176706"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1275 YORK AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100216007",
            "telephone_number": "212-639-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KLOTZ",
        "first_name": "ADAM",
        "middle_name": "D",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-01",
        "last_updated": "2015-02-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "208720",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.