Isaac G Heesen, APRN-RX

Primary specialty

Critical Care Medicine Nurse PractitionerTaxonomy code 363LC0200X

License

APRN-2786 Issued in HI

Practice address

127 S San Vicente Blvd
Los Angeles, CA 90048-3311

Phone

(310) 423-3851

Fax

(310) 423-0246

NPI assigned

Oct 4, 2019

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in PA, CA2 enrollments

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 2

Specialty

Nurse Practitioner

Education

Pennsylvania State University College of Medicine, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Cedars-Sinai Medical CenterGroup PAC ID 0446169114, 788 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Cedars-Sinai Medical Center Hospital, Los Angeles, CA, CCN 050625

Merit-based Incentive Payment System (MIPS)

Final score

93.23 of 100Reported as group

Quality

77.83

Promoting interoperability

98

Improvement activities

40

Cost

71.17

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

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.

• Cedars-Sinai Medical Center

  • General Acute Care Hospital
  • Los Angeles, CA
  • NPI 1639172372
  Medicare reassignment Care Compare group NPD
• The Milton S Hershey Medical Center Physicians Group

  • Orthopaedic Surgery Physician
  • Hershey, PA
  • NPI 1710951744
  Medicare reassignment NPD
• Cedars-Sinai Medical Center

  • Pharmacy
  • Los Angeles, CA
  • NPI 1376514810
  NPD
• The Milton S Hershey Medical Center Physcian Group

  • Critical Care Medicine (Anesthesiology) Physician
  • Hershey, PA
  • NPI 1841264041
  NPD

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

• Cedars-Sinai Medical Center

  • General Acute Care Hospital
  • Los Angeles, CA
  • NPI 1639172372
  Care Compare affiliation
• Cedars-Sinai Medical Center

  • General Acute Care Hospital
  • West Hollywood, CA
  • NPI 1891940326
  Care Compare affiliation

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

{
    "created_epoch": "1570147200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1760023360",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4140 W 190TH ST",
            "city": "TORRANCE",
            "state": "CA",
            "postal_code": "905045513",
            "telephone_number": "310-423-3851",
            "fax_number": "310-423-0246"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "127 S SAN VICENTE BLVD",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900483311",
            "telephone_number": "310-423-3851",
            "fax_number": "310-423-0246"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HEESEN",
        "first_name": "ISAAC",
        "middle_name": "G",
        "credential": "APRN-RX",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-10-04",
        "last_updated": "2025-09-11",
        "certification_date": "2022-10-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LC0200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Critical Care Medicine",
            "state": "HI",
            "license": "APRN-2786",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Hee Jee Yoon DDS, Inc.
• Hee Jin Chang DDS, Inc
• Hee Soo Jeong MD a Professional Medical Corporation
• Timothy Richard Heege-Graves
• Jaeden Heesch
• Jennifer Heetderks, PSYD
• Allison Hefley, PSY.D
• Anmarie Hegarty, MFT
• Erin Hegarty
• Desiree Block Hegazy

• Critical Care Medicine Nurse Practitioner in Los Angeles, CA
• Providers in Los Angeles, CA by specialty
• Critical Care Medicine Nurse Practitioner in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.
• 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.