Individual provider Active NPI

Karen Worek, CRNA

  • Certified Registered Nurse Anesthetist
  • Philadelphia, PA
National Provider Identifier
1821083858
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
RN222345L Issued in PA
Practice address
2301 S Broad St
Philadelphia, PA 19148-3542
Phone
(215) 952-9323
NPI assigned
Sep 15, 2005
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 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 RN222345L PA Primary

Addresses

Primary practice location

2301 S Broad St
Philadelphia, PA 19148-3542

Mailing address

PO Box 8500-2345
Philadelphia, PA 19178-0001
Phone (215) 952-9323

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)
Not enrolled
HHS exclusion list flag
Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Practice roles

OrganizationSpecialtyStatusNew patients
TWH Incorporated Past Accepting new patients
Leigh H. Hopkins,MD,PC Past Accepting new patients

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1126742400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1821083858",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 8500-2345",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191780001",
            "telephone_number": "215-952-9323",
            "fax_number": "215-952-1496"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2301 S BROAD ST",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191483542",
            "telephone_number": "215-952-9323"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WOREK",
        "first_name": "KAREN",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-09-15",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "PA",
            "license": "RN222345L",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Philadelphia, PA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.