Individual provider Active NPI

Harold T Lacassin, DC

  • Chiropractor
  • Marksville, LA
National Provider Identifier
1124083993
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
ChiropractorTaxonomy code 111N00000X
License
1250 Issued in LA
Practice address
4552 Hwy 1
Marksville, LA 71351
Phone
(318) 253-7501
Fax
(318) 253-0601
NPI assigned
Apr 17, 2006
Sex
Male
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
Chiropractor 111N00000X 1250 LA Primary

Addresses

Primary practice location

4552 Hwy 1
Marksville, LA 71351

Mailing address

4552 Hwy 1
Marksville, LA 71351
Phone (318) 253-7501

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100913000330 LA Practitioner - Chiropractic 5799885935 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Chiropractic
Education
Life Chiropractic College, 2001
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

4552 Hwy 1
Marksville, LA 71351-4026
Phone (318) 253-7501

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Atlas Chiropractic Center Chiropractor CurrentSince Sep 1, 2001 Accepting new patients

Locations

4552 Highway 1
Marksville, LA 71351
Phone (225) 767-5044

Networks

  • LA PPO C-SNP

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 and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1145232000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1124083993",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4552 HWY 1",
            "city": "MARKSVILLE",
            "state": "LA",
            "postal_code": "71351",
            "telephone_number": "318-253-7501",
            "fax_number": "318-253-0601"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4552 HWY 1",
            "city": "MARKSVILLE",
            "state": "LA",
            "postal_code": "71351",
            "telephone_number": "318-253-7501",
            "fax_number": "318-253-0601"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LACASSIN",
        "first_name": "HAROLD",
        "middle_name": "T",
        "credential": "DC",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-17",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "111N00000X",
            "taxonomy_group": "",
            "desc": "Chiropractor",
            "state": "LA",
            "license": "1250",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Marksville, LA

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.
  • 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.