John Brandenburg Flanagan

Primary specialty

Case Manager/Care CoordinatorTaxonomy code 171M00000X

Practice address

86 Palmetto Rd
Rayville, LA 71269-6415

Phone

(318) 728-2970

NPI assigned

Oct 9, 2024

Last updated

Jul 24, 2025By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Practice roles

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.

• Palmetto Addiction Recovery Center, Inc

  • Substance Abuse Rehabilitation Facility
  • Rayville, LA
  • NPI 1982794962
  NPD (past)
• Second Chances Recovery Center LLC

  • Substance Abuse Rehabilitation Facility
  • Rayville, LA
  • NPI 1073122420
  NPD (past)

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

{
    "created_epoch": "1728432000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753315200000",
    "number": "1982423679",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "614 WARHAWK WAY",
            "address_2": "UNIT A4",
            "city": "MONROE",
            "state": "LA",
            "postal_code": "71203",
            "telephone_number": "443-807-4831"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "86 PALMETTO RD",
            "city": "RAYVILLE",
            "state": "LA",
            "postal_code": "712696415",
            "telephone_number": "318-728-2970"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FLANAGAN",
        "first_name": "JOHN",
        "middle_name": "BRANDENBURG",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2024-10-09",
        "last_updated": "2025-07-24",
        "certification_date": "2025-07-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "171M00000X",
            "taxonomy_group": "",
            "desc": "Case Manager/Care Coordinator",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Crystal Gayle Drewry, LPN
• DRW (Bayou Family Care)
• DSKH Rayville LLC (Rayville Nursing and Rehabilitation)
• David Howard Dunn, M.D.
• Fellows First Recovery LLC
• Dwight Aaron Foster, CIT
• Shelly King Foster, LOTR
• Philip S Gaharan, LAC
• Gandy Eye Care a Professional
• Jimmy S Gandy, O.D.

• Case Manager/Care Coordinator in Rayville, LA
• Providers in Rayville, LA by specialty
• Case Manager/Care Coordinator in Louisiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 24, 2025; 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.