Individual provider Active NPI

Karen Azucena Malecki, CRNA

  • Certified Registered Nurse Anesthetist
  • Hartford, CT
National Provider Identifier
1407740780
Registry record updated Jul 9, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
14876 Issued in CT
Practice address
282 Washington St
Hartford, CT 06106-3322
Phone
(860) 545-9000
NPI assigned
Jun 3, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 9, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 157638 CT
Certified Registered Nurse Anesthetist 367500000X 14876 CT Primary

Addresses

Primary practice location

282 Washington St
Hartford, CT 06106-3322

Mailing address

282 Washington St
Hartford, CT 06106-3322

Other practice location 1

99 E River Dr Fl 5
East Hartford, CT 06108-7301
Phone (860) 545-5000

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250716004064 CT Practitioner - Certified Registered Nurse Anesthetist (Crna) 7618482712 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2025
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Integrated Anesthesia Associates LLCGroup PAC ID 1759281165, 402 clinicians

Practice addresses (Care Compare)

80 Semour St
Hartford, CT 06106-3315
Phone (860) 972-2117

Hospital & facility affiliations

  • The Hospital of Central Connecticut Hospital, New Britain, CT, CCN 070035

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
157638CTMDRegistered Nurse
14876CTMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Connecticut Children'S Specialty Group, Inc. CurrentSince Jul 14, 2025 Accepting new patients
Connecticut Children'S Specialty Group, Inc. CurrentSince Jul 14, 2025 Accepting new patients
Integrated Anesthesia Associates LLC Nurse Anesthetist, Certified Registered CurrentSince Jul 11, 2025 Accepting new patients

Locations

505 Farmington Ave
Farmington, CT 06032
Phone (860) 837-6700

10 Columbus Blvd
Hartford, CT 06106
Phone (860) 837-5619

282 Washington St
Hartford, CT 06106
Phone (860) 545-8950

80 Seymour St
Hartford, CT 06106
Phone (860) 545-2249

99 E River Dr
Fl 5
Hartford, CT 06108
Phone (860) 282-4022

10 Columbus Blvd
Fl 4
Hartford, CT 06106
Phone (860) 837-5560

2 Corporate Dr
Ste 955
Shelton, CT 06484
Phone (203) 929-7375

Organizations & group practices 3

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.

Hospital & facility affiliations 2

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": "1748908800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752019200000",
    "number": "1407740780",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "282 WASHINGTON ST",
            "city": "HARTFORD",
            "state": "CT",
            "postal_code": "061063322"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "282 WASHINGTON ST",
            "city": "HARTFORD",
            "state": "CT",
            "postal_code": "061063322",
            "telephone_number": "860-545-9000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "99 E River Dr Fl 5",
            "address_purpose": "LOCATION",
            "city": "East Hartford",
            "state": "CT",
            "postal_code": "061087301",
            "country_code": "US",
            "telephone_number": "860-545-5000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MALECKI",
        "first_name": "KAREN",
        "middle_name": "AZUCENA",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-06-03",
        "last_updated": "2025-07-09",
        "certification_date": "2025-07-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "CT",
            "license": "157638",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "CT",
            "license": "14876",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Hartford, CT

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 9, 2025; 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.