Individual provider Active NPI

Christopher C Besler, RSA

  • Surgical Assistant
  • Lockport, IL
National Provider Identifier
1265754899
Registry record updated Oct 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgical AssistantTaxonomy code 246ZC0007X
License
238.000245 Issued in IL
Practice address
800 Madison St
Apt 1C
Lockport, IL 60441-3535
Phone
(630) 484-6668
NPI assigned
Feb 23, 2010
Last updated
Oct 5, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 5, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Surgical Assistant 246ZC0007X 238.000245 IL Primary
Surgical Technologist 246ZS0410X 238.000245 IL

Addresses

Primary practice location

800 Madison St
Apt 1C
Lockport, IL 60441-3535

Mailing address

800 Madison St Unit 1C
Lockport, IL 60441-3582
Phone (630) 484-6668

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

State licenses

LicenseStateTypeSpecialty
238.000245ILMDSurgical Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Cbsurgical 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": "1266883200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1791158400000",
    "number": "1265754899",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "800 MADISON ST UNIT 1C",
            "city": "LOCKPORT",
            "state": "IL",
            "postal_code": "604413582",
            "telephone_number": "630-484-6668"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "800 MADISON ST",
            "address_2": "APT 1C",
            "city": "LOCKPORT",
            "state": "IL",
            "postal_code": "604413535",
            "telephone_number": "630-484-6668"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BESLER",
        "first_name": "CHRISTOPHER",
        "middle_name": "C",
        "name_prefix": "Mr.",
        "credential": "RSA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-02-23",
        "last_updated": "2026-10-05",
        "certification_date": "2026-10-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "246ZC0007X",
            "taxonomy_group": "",
            "desc": "Specialist/Technologist, Other, Surgical Assistant",
            "state": "IL",
            "license": "238.000245",
            "primary": true
        },
        {
            "code": "246ZS0410X",
            "taxonomy_group": "",
            "desc": "Specialist/Technologist, Other, Surgical Technologist",
            "state": "IL",
            "license": "238.000245",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lockport, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 5, 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.