Individual provider Active NPI

John F. Renz, MD

  • Transplant Surgery Physician
  • New York, NY
National Provider Identifier
1245271576
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Transplant Surgery PhysicianTaxonomy code 204F00000X
License
2282221 Issued in NY
Practice address
622 W 168TH St
PH14-C
New York, NY 10032-3720
Phone
(212) 305-0914
Fax
(212) 305-4343
NPI assigned
Jun 9, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Transplant Surgery Physician 204F00000X 2282221 NY Primary

Addresses

Primary practice location

622 W 168TH St
PH14-C
New York, NY 10032-3720

Mailing address

622 W 168TH St
PH14-C
New York, NY 10032-3720
Phone (212) 305-0914

Other identifiers 1

IdentifierTypeStateIssuer
02495063MedicaidNY

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
2282221NYMDTransplant Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Trustees of Columbia University in the City of New York Transplant Surgery Past Accepting new patients

Organizations & group practices 1

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": "1149811200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1245271576",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "622 W 168TH ST",
            "address_2": "PH14-C",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100323720",
            "telephone_number": "212-305-0914",
            "fax_number": "212-305-4343"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "622 W 168TH ST",
            "address_2": "PH14-C",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100323720",
            "telephone_number": "212-305-0914",
            "fax_number": "212-305-4343"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RENZ",
        "first_name": "JOHN",
        "middle_name": "F.",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-09",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "204F00000X",
            "taxonomy_group": "",
            "desc": "Transplant Surgery",
            "state": "NY",
            "license": "2282221",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "02495063",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.