Individual provider Active NPI

Margaret S. Chapala, CRNA

  • Certified Registered Nurse Anesthetist
  • Hoffman Estates, IL
National Provider Identifier
1255396354
Registry record updated Sep 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
041137479 Issued in IL
Practice address
1555 Barrington Rd
Hoffman Estates, IL 60169-1019
Phone
(847) 490-2923
NPI assigned
Apr 20, 2006
Last updated
Sep 29, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 29, 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 041137479 IL Primary

Addresses

Primary practice location

1555 Barrington Rd
Hoffman Estates, IL 60169-1019

Mailing address

2413 W Algonquin Rd # 608
Algonquin, IL 60102-9402
Phone (224) 333-0033

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
041137479ILMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
University Anesthesiologists SC Nurse Anesthetist, Certified Registered Past Accepting new patients

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1145491200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790640000000",
    "number": "1255396354",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2413 W ALGONQUIN RD # 608",
            "city": "ALGONQUIN",
            "state": "IL",
            "postal_code": "601029402",
            "telephone_number": "224-333-0033"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1555 BARRINGTON RD",
            "city": "HOFFMAN ESTATES",
            "state": "IL",
            "postal_code": "601691019",
            "telephone_number": "847-490-2923"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHAPALA",
        "first_name": "MARGARET",
        "middle_name": "S.",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-04-20",
        "last_updated": "2026-09-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "IL",
            "license": "041137479",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Hoffman Estates, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 29, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.