Individual provider Active NPI

Robert Sean McKnight, DC

  • Chiropractor
  • Bridgeport, CT
National Provider Identifier
1508876533
Registry record updated Jun 2, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
ChiropractorTaxonomy code 111N00000X
License
2303 Issued in CT
Practice address
975 East Main Street
Bridgeport, CT 06608-1914
Phone
(203) 696-3260
Fax
(203) 683-3620
NPI assigned
Aug 9, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 2, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Chiropractor 111N00000X 2303 CT Primary

Addresses

Primary practice location

975 East Main Street
Bridgeport, CT 06608-1914

Mailing address

975 E Main St
Bridgeport, CT 06608-1914
Phone (203) 696-3260

Other practice location 1

114 E Main St
Clinton, CT 06413-2131
Phone (860) 664-0787

Other identifiers 1

IdentifierTypeStateIssuer
004234788MedicaidCT

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in UT, CT2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20071127000439 UT Practitioner - Chiropractic 5799874889
I20240404003664 CT Practitioner - Chiropractic 5799874889 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Chiropractic
Education
Cleveland Chiropractic College - Los Angeles, 2001
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Optimus Health Care IncGroup PAC ID 9335051580, 79 clinicians

Practice addresses (Care Compare)

471 Barnum Ave
Bridgeport, CT 06608-2409
Phone (203) 576-3885

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Optimus Health Care Inc CurrentSince Mar 11, 2024 Accepting new patients
Optimus Health Care Inc CurrentSince Mar 11, 2024 Accepting new patients

Locations

975 E Main St
Bridgeport, CT 06608
Phone (203) 371-7111

471 Barnum Ave
Bridgeport, CT 06608
Phone (203) 333-6864

982 E Main St
Bridgeport, CT 06608
Phone (203) 696-3260

1351 Washington Blvd
Stamford, CT 06902
Phone (203) 276-7464

Interoperability endpoints

  • Direct secure messaging: robert.mcknight@20806.chartlogic.direct-ci.com
  • Direct secure messaging: robert.mcknight@425.chartlogic.direct-ci.com

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": "1155081600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780358400000",
    "number": "1508876533",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "975 E MAIN ST",
            "city": "BRIDGEPORT",
            "state": "CT",
            "postal_code": "066081914",
            "telephone_number": "203-696-3260",
            "fax_number": "203-683-3620"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "975 EAST MAIN STREET",
            "city": "BRIDGEPORT",
            "state": "CT",
            "postal_code": "066081914",
            "telephone_number": "203-696-3260",
            "fax_number": "203-683-3620"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "114 E Main St",
            "address_purpose": "LOCATION",
            "city": "Clinton",
            "state": "CT",
            "postal_code": "064132131",
            "country_code": "US",
            "telephone_number": "860-664-0787",
            "fax_number": "860-664-1982",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MCKNIGHT",
        "first_name": "ROBERT",
        "middle_name": "SEAN",
        "name_prefix": "Dr.",
        "credential": "DC",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-08-09",
        "last_updated": "2026-06-02",
        "certification_date": "2026-06-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "111N00000X",
            "taxonomy_group": "",
            "desc": "Chiropractor",
            "state": "CT",
            "license": "2303",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "004234788",
            "state": "CT"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Bridgeport, CT

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 2, 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.