Margaret Courtney, NP

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

4923751 Issued in NY

Practice address

One Gustave L Levy Place
New York, NY 10029

Phone

(212) 241-5561

NPI assigned

May 3, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

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: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2004

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Memorial Anesthesiology GroupGroup PAC ID 8729977129, 298 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

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

Merit-based Incentive Payment System (MIPS)

Final score

77.79 of 100Reported as group

Quality

80.63

Improvement activities

40

Cost

49.95

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Networks

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

Interoperability endpoints

• Direct secure messaging: mcourtney22332@mskcc.direct-ci.com

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.

• Memorial Anesthesiology Group

  • Anesthesiology Physician
  • New York, NY
  • NPI 1467423020
  Medicare reassignment Care Compare group

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Memorial Hospital for Cancer and Allied Diseases

  • General Acute Care Hospital
  • New York, NY
  • NPI 1700887411
  Care Compare affiliation
• Ralph Lauren Center for Cancer Care and Prevention

  • Special Hospital
  • New York, NY
  • NPI 1770046351
  Care Compare affiliation
• Memorial Hospital for Cancer & Allied Diseases

  • General Acute Care Hospital
  • Basking Ridge, NJ
  • NPI 1659385474
  Care Compare affiliation
• Memorial Sloan Kettering Bergen

  • General Acute Care Hospital
  • Montvale, NJ
  • NPI 1841650330
  Care Compare affiliation
• Memorial Sloan Kettering Monmouth

  • General Acute Care Hospital
  • Middletown, NJ
  • NPI 1528428521
  Care Compare affiliation

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

{
    "created_epoch": "1146614400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1952369605",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "ONE GUSTAVE L LEVY PLACE",
            "address_2": "BOX 1070",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "10029",
            "telephone_number": "212-241-5561",
            "fax_number": "212-860-9737"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "ONE GUSTAVE L LEVY PLACE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "10029",
            "telephone_number": "212-241-5561"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "COURTNEY",
        "first_name": "MARGARET",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-05-03",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "NY",
            "license": "4923751",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "02698451",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Courtney Darsa Nutrition LLC
• Courtney Kanfer Israely LLC
• Courtney Rennicke, PH.D. PLLC
• Catherine Marie Courtney, LCSW
• Kristen Courtney, PHD
• Mary C Courtney, MSN, NP
• Caitlin Nicole Courtois, PA-C
• Jolene A. Cousar
• Joseph Adam Cousin, M.D.
• Helen Coussoule, PT

• Nurse Practitioner in New York, NY
• Providers in New York, NY by specialty
• Nurse Practitioner in New York

• 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.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.