Jay Robert Maust, MD

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

12770R Issued in LA

Practice address

2903 1St Ave
Lake Charles, LA 70601-8809

Phone

(337) 478-6480

Fax

(337) 474-9637

NPI assigned

Nov 2, 2005

Last updated

Jul 13, 2026By the provider in NPPES

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

Other identifiers 1

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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Pediatric MedicineAlso: Internal Medicine

Education

Other, 1990

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jmaust5287537@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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Allen Parish Hospital District No 3

  dba Allen Parish Hospital

  • Psychiatric Hospital Unit
  • Kinder, LA
  • NPI 1982601944
  Medicare reassignment NPD
• Allen Parish Hospital District No 3

  dba APCH Emergency Services

  • Emergency Medicine Physician
  • Kinder, LA
  • NPI 1497615447
  NPD
• Allen Parish Hospital District No 3

  • General Practice Physician
  • Kinder, LA
  • NPI 1356090054
  NPD (past)
• Children's Pharmacy

  • Pharmacy
  • Lake Charles, LA
  • NPI 1184019846
  NPD (past)
• Christus Health Southwestern Louisiana

  dba Christus Ochsner Lake Area Hospital

  • General Acute Care Hospital
  • Lake Charles, LA
  • NPI 1548796378
  NPD (past)
• Frederick Health Hospital Inc

  dba Frederick Health Hospital

  • General Acute Care Hospital
  • Frederick, MD
  • NPI 1538165527
  NPD (past)

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

{
    "created_epoch": "1130889600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1831180553",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2903 1ST AVE",
            "city": "LAKE CHARLES",
            "state": "LA",
            "postal_code": "706018809",
            "telephone_number": "337-478-6480",
            "fax_number": "337-474-9637"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2903 1ST AVE",
            "city": "LAKE CHARLES",
            "state": "LA",
            "postal_code": "706018809",
            "telephone_number": "337-478-6480",
            "fax_number": "337-474-9637"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAUST",
        "first_name": "JAY",
        "middle_name": "ROBERT",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-02",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "LA",
            "license": "12770R",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1539988",
            "state": "LA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Lacitta Matthews, MSW
• Latisha Matthews
• Kristy Cecile Matton
• Shewanna Mattox
• Maureen a Olivier M.D. (Olivier Dermatology)
• Max Move Transportation, LLC
• Hazel Maxie
• Maxx Physical Therapy, LLC
• Maxx Therapy of Lake Charles LLC
• Tamela Mayes, MS

• Pediatrics Physician in Lake Charles, LA
• Providers in Lake Charles, LA by specialty
• Pediatrics Physician in Louisiana

• 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; 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.