Michael David Sontag, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA.200421 Issued in LA

Practice address

1821 Rees St
Breaux Bridge, LA 70517-4209

Phone

(337) 442-6959

NPI assigned

Jul 6, 2010

Sex

Male

Sole proprietor

No

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

Enrolled in LA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 2010

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Convenient Care LLCGroup PAC ID 1153306816, 36 clinicians

Lourdes After Hours LLCGroup PAC ID 5496704553, 29 clinicians

Hulin Urgent Care Services LLCGroup PAC ID 6800051285, 135 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: msontag4135151@direct.casso.us.com

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.

• Hulin Urgent Care Services LLC

  dba SouthStar Urgent Care

  • Urgent Care Clinic/Center
  • New Iberia, LA
  • NPI 1699049262
  Medicare reassignment Care Compare group NPD
• Lourdes After Hours LLC

  • Urgent Care Clinic/Center
  • Lafayette, LA
  • NPI 1649297730
  Medicare reassignment Care Compare group NPD
• Convenient Care LLC

  dba Lake After Hours Perkins

  • Urgent Care Clinic/Center
  • Baton Rouge, LA
  • NPI 1164422630
  Medicare reassignment Care Compare group
• Ahs Walk in Clinic Inc

  dba SouthStar Urgent Care

  • Urgent Care Clinic/Center
  • Youngsville, LA
  • NPI 1639234495
  Medicare reassignment NPD
• Coastal Urgent Care, LLC

  • Urgent Care Clinic/Center
  • Gonzales, LA
  • NPI 1568601425
  Medicare reassignment NPD
• Louisiana Orthopaedic Specialists, LLC

  dba Louisiana Orthopaedic Specialists

  • Clinic/Center
  • Lafayette, LA
  • NPI 1063669612
  Medicare reassignment NPD
• Opelousas General Health System Physician Practices

  • Family Medicine Physician
  • Opelousas, LA
  • NPI 1295098747
  Medicare reassignment NPD
• Lake Urgent Care Ascension LLC

  dba Lake Urgent Care - Ascension

  • Urgent Care Clinic/Center
  • Prairieville, LA
  • NPI 1912243122
  Medicare reassignment
• LCMC Urgent Care LLC

  • Urgent Care Clinic/Center
  • New Orleans, LA
  • NPI 1184162877
  Medicare reassignment
• Convenient Care LLC

  dba Lake After Hours Hammond

  • Urgent Care Clinic/Center
  • Hammond, LA
  • NPI 1225119225
  NPD
• Hulin Urgent Care Services LLC

  dba Southstar Urgent Care

  • Urgent Care Clinic/Center
  • Rayne, LA
  • NPI 1750055141
  NPD
• Lake Urgent Care Ascension LLC

  • Urgent Care Clinic/Center
  • Saint Amant, LA
  • NPI 1487024618
  NPD

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

{
    "created_epoch": "1278374400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765756800000",
    "number": "1457663593",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5959 S SHERWOOD FOREST BLVD",
            "city": "BATON ROUGE",
            "state": "LA",
            "postal_code": "708166038",
            "telephone_number": "337-442-6959",
            "fax_number": "225-765-9196"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1821 REES ST",
            "city": "BREAUX BRIDGE",
            "state": "LA",
            "postal_code": "705174209",
            "telephone_number": "337-442-6959"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3704 North Blvd Ste C",
            "address_purpose": "LOCATION",
            "city": "Alexandria",
            "state": "LA",
            "postal_code": "713013606",
            "country_code": "US",
            "telephone_number": "318-473-9556 x329",
            "fax_number": "318-441-8339",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SONTAG",
        "first_name": "MICHAEL",
        "middle_name": "DAVID",
        "name_prefix": "Mr.",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-07-06",
        "last_updated": "2025-12-15",
        "certification_date": "2025-12-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "LA",
            "license": "PA.200421",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Amber Solet
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• South Louisiana Addiction Treatment Services
• Southern Care Transport LLC
• St Martin Council on Aging, Inc
• St Martin Emergency Group LLC
• St Martin Hospital, Inc. (St Martin Hospital)

• Physician Assistant in Breaux Bridge, LA
• Providers in Breaux Bridge, LA by specialty
• Physician Assistant in Louisiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 15, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.