Katherin Aoki I

Primary specialty

Registered NurseTaxonomy code 163W00000X

License

041.331780 Issued in IL

Practice address

1007 Manor Dr
Streamwood, IL 60107-2102

Phone

(630) 439-5941

NPI assigned

Apr 20, 2014

Last updated

Mar 12, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in IL

Enrollment records 1

Specialty

Certified Registered Nurse Anesthetist (Crna)

Education

Other, 2015

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Northstar Anesthesia of Illinois, LLCGroup PAC ID 4688893878, 404 clinicians

Midwest Anesthesia Partners LLCGroup PAC ID 6204737596, 117 clinicians

Encore Anesthesia Group LLCGroup PAC ID 3476979683, 35 clinicians

Mercy Health System CorporationGroup PAC ID 7416860440, 749 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• St Alexius Medical Center Hospital, Hoffman Estates, IL, CCN 140290
• Alexian Brothers Medical Center 1 Hospital, Elk Grove Village, IL, CCN 140258
• Mercyhealth Hospital & Physician Clinic-Crystal la Hospital, Crystal Lake, IL, CCN 140308
• Loyola Gottlieb Memorial Hospital Hospital, Melrose Park, IL, CCN 140008

Medicare enrollment (NPD)

Enrolled

Credentials

Certified Registered Nurse

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Midwest Anesthesia Partners, LLC

  • Anesthesiology Physician
  • Chicago, IL
  • NPI 1255380184
  Medicare reassignment Care Compare group NPD
• Mercy Health System Corporation

  dba MHS Physician Services

  • Multi-Specialty Clinic/Center
  • Janesville, WI
  • NPI 1598718603

  IL

  Medicare reassignment Care Compare group NPD
• Northstar Anesthesia of Illinois, LLC

  • Anesthesiology Physician
  • Arlington, TX
  • NPI 1962822395

  IL, Nurse Anesthetist, Certified Registered

  Medicare reassignment Care Compare group NPD
• Encore Anesthesia Group LLC

  • Anesthesiology Physician
  • Oak Park, IL
  • NPI 1558987883
  Medicare reassignment Care Compare group
• Rockford Health Physicians

  dba Mercyhealth Physicians

  • Multi-Specialty Clinic/Center
  • Rockford, IL
  • NPI 1043242886
  Medicare reassignment NPD
• Mercy Health System Corporation

  dba Mercy Walworth Hospital and Medical Center

  • Critical Access Hospital
  • Lake Geneva, WI
  • NPI 1699728550
  NPD

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

• Alexian Brothers Medical Center

  • General Acute Care Hospital
  • Elk Grove Village, IL
  • NPI 1265577191
  Care Compare affiliation
• Gottlieb Memorial Hospital

  • General Acute Care Hospital
  • Melrose Park, IL
  • NPI 1831170232
  Care Compare affiliation
• Mercy Crystal Lake Hospital and Medical Center Inc

  dba Mercyhealth Hospital and Physician Clinic-Crystal Lake

  • General Acute Care Hospital
  • Crystal Lake, IL
  • NPI 1023754371
  Care Compare affiliation
• St. Alexius Medical Center

  • General Acute Care Hospital
  • Hoffman Estates, IL
  • NPI 1376644385
  Care Compare affiliation

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

{
    "created_epoch": "1397952000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773273600000",
    "number": "1154741999",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1007 MANOR DR",
            "city": "STREAMWOOD",
            "state": "IL",
            "postal_code": "601072102",
            "telephone_number": "630-439-5941"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1007 MANOR DR",
            "city": "STREAMWOOD",
            "state": "IL",
            "postal_code": "601072102",
            "telephone_number": "630-439-5941"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "875 S Route 31",
            "address_purpose": "LOCATION",
            "city": "Crystal Lake",
            "state": "IL",
            "postal_code": "600148190",
            "country_code": "US",
            "telephone_number": "779-220-5500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "AOKI",
        "first_name": "KATHERIN",
        "name_prefix": "Mrs.",
        "name_suffix": "I",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2014-04-20",
        "last_updated": "2026-03-12",
        "certification_date": "2026-03-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "IL",
            "license": "209013456",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "IL",
            "license": "041.331780",
            "primary": false
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "IL",
            "license": "041.331780",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Registered Nurse in Streamwood, IL
• Providers in Streamwood, IL by specialty
• Registered Nurse in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• 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.