Individual provider Active NPI

Stephen John Lorenzen, MD

  • Anesthesiology Physician
  • New York, NY
National Provider Identifier
1316442197
Registry record updated May 28, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
310125 Issued in NY
Practice address
622 W 168TH St PH 5-133
New York, NY 10032-3720
Phone
(212) 305-3226
Fax
(212) 305-3204
NPI assigned
Mar 26, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 28, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Critical Care Medicine (Anesthesiology) Physician 207LC0200X 310125 NY
Anesthesiology Physician 207L00000X 310125 NY Primary

Addresses

Primary practice location

622 W 168TH St PH 5-133
New York, NY 10032-3720

Mailing address

622 W 168TH St PH 5-133
New York, NY 10032-3720
Phone (212) 305-3226

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
I20240620003902 NY Practitioner - AnesthesiologyPractitioner - Critical Care (Intensivists) 5193061802 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
AnesthesiologyAlso: Critical Care (Intensivists)
Education
Albert Einstein College of Medicine of Yeshiva University, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Trustees of Columbia University in the City of New YorkGroup PAC ID 8527972546, 2,262 clinicians

Practice addresses (Care Compare)

622 W 168TH St
New York, NY 10032-3720
Phone (212) 305-9876

Hospital & facility affiliations

  • New York-Presbyterian Hospital Hospital, New York, NY, CCN 330101

Merit-based Incentive Payment System (MIPS)

Final score
100 of 100Reported as group
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
310125NYMDLicensed Practical Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Montefiore Medical Center CurrentSince May 12, 2024 Accepting new patients
Trustees of Columbia University in the City of New York CurrentSince Mar 20, 2025 Accepting new patients
Trustees of Columbia University in the City of New York Current Accepting new patients
Montefiore Medical Center Anesthesiology CurrentSince May 12, 2024 Accepting new patients

Locations

111 E 210th St
Bronx, NY 10467

622 W 168th St
New York, NY 10032
Phone (212) 305-4931

161 Fort Washington Ave
New York, NY 10032
Phone (212) 305-8559

622 W 168th St
Ph 5505
New York, NY 10032
Phone (212) 305-6494

622 W 168th St
Ph 5133
New York, NY 10032
Phone (212) 305-3226

Networks

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

Interoperability endpoints

  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/R4/
  • Direct secure messaging: sjl9008@direct.nyp.org
  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/DSTU2/

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 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": "1522022400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748390400000",
    "number": "1316442197",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "622 W 168TH ST PH 5-133",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100323720",
            "telephone_number": "212-305-3226"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "622 W 168TH ST PH 5-133",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100323720",
            "telephone_number": "212-305-3226",
            "fax_number": "212-305-3204"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LORENZEN",
        "first_name": "STEPHEN",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-03-26",
        "last_updated": "2025-05-28",
        "certification_date": "2025-05-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207LC0200X",
            "taxonomy_group": "",
            "desc": "Anesthesiology, Critical Care Medicine",
            "state": "NY",
            "license": "310125",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "NY",
            "license": "310125",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.