Individual provider Active NPI

Holly L. Leischner, CRNA

  • Certified Registered Nurse Anesthetist
  • Elmhurst, IL
National Provider Identifier
1225094717
Registry record updated Sep 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
209005879 Issued in IL
Practice address
155 E Brush Hill Rd
Elmhurst, IL 60126-5658
Phone
(331) 221-1000
NPI assigned
Apr 24, 2006
Last updated
Sep 30, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 30, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 209005879 IL Primary

Addresses

Primary practice location

155 E Brush Hill Rd
Elmhurst, IL 60126-5658

Mailing address

386 N Larch Ave
Elmhurst, IL 60126-2314
Phone (773) 551-3724

Other practice location 1

1775 Dempster St
Park Ridge, IL 60068-1143
Phone (847) 723-2210

Other identifiers 1

IdentifierTypeStateIssuer
277002883OtherILSTATE LICENSE

Electronic endpoints 2

TypeEndpointUseAffiliation
CONNECT URL https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service Other Ability Network
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20060127000166 IL Practitioner - Certified Registered Nurse Anesthetist (Crna) 7214941384 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Rush Medical College of Rush University, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Endeavor Health Medical GroupGroup PAC ID 2163334699, 3,330 clinicians

Practice addresses (Care Compare)

155 E Brush Hill Rd
Elmhurst, IL 60126-5658
Phone (331) 221-0096

177 E Brush Hill Rd
Elmhurst, IL 60126-5658
Phone (630) 646-6020

2650 Ridge Ave
Evanston, IL 60201-1700

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
84.9 of 100Reported as group
Quality
75.91
Promoting interoperability
99
Improvement activities
40
Cost
74.6

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Endeavor Health Medical Group CurrentSince Aug 15, 2024 Accepting new patients
Elmhurst Anesthesiologists, PC CurrentSince Jan 15, 2011 Accepting new patients
Allied Anesthesia Associates, P.C. CurrentSince Jun 6, 2009 Accepting new patients
Windy City Anesthesia PC Nurse Anesthetist, Certified Registered CurrentSince Oct 10, 2023 Accepting new patients
Endeavor Health Medical Group CurrentSince Aug 15, 2024 Accepting new patients
Windy City Anesthesia PC Nurse Anesthetist, Certified Registered CurrentSince Oct 10, 2023 Accepting new patients
RLT Neurologic Associates, LTD. Past Accepting new patients
Gottlieb Midwest Anesthesiologists, LLC Past Accepting new patients
Midwest Ma, LLC Past Accepting new patients

Locations

403 S Kennedy Dr
Bradley, IL 60915
Phone (815) 928-9999

9532 Eagle Way
Chicago, IL 60678

3412 W Fullerton Ave
Chicago, IL 60647
Phone (773) 235-8000

185 Penny Ave
East Dundee, IL 60118
Phone (847) 836-7015

155 E Brush Hill Rd
Elmhurst, IL 60126
Phone (331) 221-3521

1200 S York St
Elmhurst, IL 60126
Phone (630) 527-3200

2650 Ridge Ave
Ste 2218A
Evanston, IL 60201
Phone (847) 503-4222

2650 Ridge Ave
Evanston, IL 60201
Phone (847) 570-1206

21120 Washington Pkwy
Frankfort, IL 60423
Phone (815) 469-9750

950 N York Rd
Ste 203
Hinsdale, IL 60521
Phone (630) 789-6700

1301 Copperfield Ave
Joliet, IL 60432
Phone (815) 726-6611

10719 160th St
Orland Park, IL 60467
Phone (702) 263-3300

10401 S Roberts Rd
Ste 2
Palos Hills, IL 60465
Phone (708) 430-1600

Organizations & group practices 9

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.

Hospital & facility affiliations 1

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": "1145836800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790726400000",
    "number": "1225094717",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "386 N LARCH AVE",
            "city": "ELMHURST",
            "state": "IL",
            "postal_code": "601262314",
            "telephone_number": "773-551-3724"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "155 E BRUSH HILL RD",
            "city": "ELMHURST",
            "state": "IL",
            "postal_code": "601265658",
            "telephone_number": "331-221-1000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1775 Dempster St",
            "address_purpose": "LOCATION",
            "city": "Park Ridge",
            "state": "IL",
            "postal_code": "600681143",
            "country_code": "US",
            "telephone_number": "847-723-2210",
            "fax_number": "847-723-3532",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LEISCHNER",
        "first_name": "HOLLY",
        "middle_name": "L.",
        "credential": "CRNA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2006-04-24",
        "last_updated": "2026-09-30",
        "certification_date": "2026-09-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "IL",
            "license": "209005879",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "STATE LICENSE",
            "identifier": "277002883",
            "state": "IL"
        }
    ],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.667.2",
            "affiliationName": "Ability Network",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "64 S Price Rd Ste B",
            "city": "Brownsville",
            "state": "TX",
            "country_code": "US",
            "postal_code": "785212459",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "1775 Dempster St",
            "city": "Park Ridge",
            "state": "IL",
            "country_code": "US",
            "postal_code": "600681143",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Elmhurst, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 30, 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.