Helen Hau

Primary specialty

Orthodontics and Dentofacial Orthopedics DentistryTaxonomy code 1223X0400X

License

36788 Issued in TX

Practice address

325 University Blvd
Round Rock, TX 78665-1045

Phone

(512) 238-1154

NPI assigned

Dec 10, 2021

Sex

Female

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 TX

Eligible to order & refer

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

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

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.

• Helen Hau Orthodontics PLLC

  • Orthodontics and Dentofacial Orthopedics Dentistry
  • Round Rock, TX
  • NPI 1073300703
  NPD Authorized official
• Round Rock Dentists, PC

  dba Round Rock Dentists

  • Dentist
  • Round Rock, TX
  • NPI 1497090823
  NPD (past)

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

{
    "created_epoch": "1639094400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1745452800000",
    "number": "1487313011",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 5122",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787635122"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "325 UNIVERSITY BLVD",
            "city": "ROUND ROCK",
            "state": "TX",
            "postal_code": "786651045",
            "telephone_number": "512-238-1154"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HAU",
        "first_name": "HELEN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-12-10",
        "last_updated": "2025-04-24",
        "certification_date": "2025-04-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223X0400X",
            "taxonomy_group": "",
            "desc": "Dentist, Orthodontics and Dentofacial Orthopedics",
            "state": "TX",
            "license": "36788",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michelle Haslacker, LCDC
• Tina Hassan Yazdi, RDN
• Brittany N Hatcher, LCSW
• Patricia Ann Hatfield-O'Donnell, LCSW
• Shianne Danee Hatmaker
• William Haufe, MD
• Cammie L. Hauser, RN, CNM, FNP-C
• Ky Haven, LCSW
• Maureen Mullikin Havrilla, RN, MSN, CPNP
• Nikki Hawken

• Orthodontics and Dentofacial Orthopedics Dentistry in Round Rock, TX
• Providers in Round Rock, TX by specialty
• Orthodontics and Dentofacial Orthopedics Dentistry in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 24, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.