Lauren Michelle Kleinkauf-Young, NP

Primary specialty

Acute Care Nurse PractitionerTaxonomy code 363LA2100X

License

RN267654 Issued in MA

Practice address

55 Fruit St
Massachusetts General Hospital, Blake 8
Boston, MA 02114-2621

Phone

(617) 724-4410

Fax

(617) 724-4450

NPI assigned

Aug 28, 2009

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other names 1

• Lauren Michelle Kleinkauf Former name

Medicare fee-for-service enrollment

Enrolled in MA

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

Medicare enrollment (NPD)

Enrolled

Credentials

Certified Nurse Practitioner, Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: kleinkauf-young.lauren.mgh@direct.partners.masshiway.net

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.

• Massachusetts General Physicians Organization Inc

  • Dermatology Physician
  • Boston, MA
  • NPI 1801874573
  Medicare reassignment NPD
• The General Hospital Corporation

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1023049236
  Medicare reassignment NPD
• General Hospital Corp

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1508390014
  NPD

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

{
    "created_epoch": "1251417600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1736899200000",
    "number": "1407089097",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "55 FRUIT ST",
            "address_2": "MASSACHUSETTS GENERAL HOSPITAL, BLAKE 8",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021142621",
            "telephone_number": "617-643-5969",
            "fax_number": "617-724-0289"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 FRUIT ST",
            "address_2": "MASSACHUSETTS GENERAL HOSPITAL, BLAKE 8",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021142621",
            "telephone_number": "617-724-4410",
            "fax_number": "617-724-4450"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KLEINKAUF-YOUNG",
        "first_name": "LAUREN",
        "middle_name": "MICHELLE",
        "name_prefix": "Ms.",
        "credential": "NP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2009-08-28",
        "last_updated": "2025-01-15",
        "certification_date": "2025-01-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "MA",
            "license": "RN267654",
            "primary": false
        },
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "MA",
            "license": "RN267654",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "LAUREN",
            "last_name": "KLEINKAUF",
            "middle_name": "MICHELLE",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Rona Klein, M.D.
• Sandra Rachel Klein, CRNA
• Taylor Klein, RD, LDN
• Andrew J Kleinberger, MD
• Jane Anne Kleinjan, NP
• Monica E Kleinman, MD
• Paul K Kleinman, MD
• Ronald Ellis Kleinman, MD
• Katheryn Kleitsas
• Giannoula Lakka Klement, MD

• Acute Care Nurse Practitioner in Boston, MA
• Providers in Boston, MA by specialty
• Acute Care Nurse Practitioner in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 15, 2025; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.