Joseph Maslar

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

Q0788 Issued in TX

Practice address

200 Blossom St
Webster, TX 77598-4204

Phone

(832) 632-7654

Fax

(832) 632-6855

NPI assigned

Aug 5, 2006

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 TX

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

Emergency Medicine

Education

Ohio State University College of Medicine, 2000

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Barrier Reef Emergency Physicians PLLCGroup PAC ID 4789738360, 30 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• University of Texas Medical Branch Galveston Hospital, Galveston, TX, CCN 450018

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Barrier Reef Emergency Physicians PLLC

  • Emergency Medicine Physician
  • Galveston, TX
  • NPI 1275761512

  Emergency Medicine, TX

  Medicare reassignment Care Compare group NPD
• Texan Star Emergency Physicians PLLC

  • Emergency Medicine Physician
  • Angleton, TX
  • NPI 1972606168

  Emergency Medicine, TX

  Medicare reassignment NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• University of Texas Medical Branch at Galveston

  • General Acute Care Hospital
  • Galveston, TX
  • NPI 1548226988

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1154736000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771372800000",
    "number": "1497764609",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5353 FANNIN ST APT 1619",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770048090",
            "telephone_number": "708-218-1769"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 BLOSSOM ST",
            "city": "WEBSTER",
            "state": "TX",
            "postal_code": "775984204",
            "telephone_number": "832-632-7654",
            "fax_number": "832-632-6855"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MASLAR",
        "first_name": "JOSEPH",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-05",
        "last_updated": "2026-02-18",
        "certification_date": "2026-02-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "TX",
            "license": "Q0788",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "36108940",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Martina Ayad, M.D., P.a.
• Daniela Martinez, APRN-CNP
• Leila Michelle Martinez
• Monique Elizabeth Martinez
• Alexander Marzuka, M.D.
• Shehryar Masood, M.D.
• Samip Rajendra Master, MBBS
• Alvin Mathew
• Jereme Mathews, DO
• Maudel Citizen PLLC

• All providers in Webster, TX
• Emergency Medicine Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 18, 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.