Hwca, PLLC

Primary specialty

Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X

Legal business name

HWCA, PLLC

Practice address

7400 Fannin St
Suite 1050
Houston, TX 77054-1920

Phone

(713) 795-1000

Fax

(713) 796-1087

NPI assigned

Jul 28, 2009

Organization subpart

No

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

Authorized official

Name

Nicholas Wadlington

Title

Group Vice President

Phone

(615) 372-7332

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in TX

Enrollment records 1

Locations

Practitioners 18

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Kristin Clay Chabarria, MD

  • Obstetrics & Gynecology Physician
  • Houston, TX
  • NPI 1174967376
  Medicare reassignment Care Compare group NPD
• Beth Davis

  • Obstetrics & Gynecology Physician
  • Houston, TX
  • NPI 1740455997
  Medicare reassignment Care Compare group NPD
• Deborah Ann Hendryx, MD

  • Obstetrics & Gynecology Physician
  • Kingwood, TX
  • NPI 1528373966
  Medicare reassignment Care Compare group NPD
• Margaret Ryan Markham, M.D.

  • Obstetrics & Gynecology Physician
  • Houston, TX
  • NPI 1770803967
  Medicare reassignment Care Compare group NPD
• Marlene Fay Molinar, RN CNP

  • Nurse Practitioner
  • Houston, TX
  • NPI 1316931751
  Medicare reassignment Care Compare group NPD
• Christine Stinson Murray, M.D.

  • Obstetrics & Gynecology Physician
  • Houston, TX
  • NPI 1528422433
  Medicare reassignment Care Compare group NPD
• Nicole Tran, MD

  • Obstetrics & Gynecology Physician
  • Houston, TX
  • NPI 1699768994
  Medicare reassignment Care Compare group NPD
• Tammi Juanette Watson, RN WHNP

  • Nurse Practitioner
  • Houston, TX
  • NPI 1992799381
  Medicare reassignment Care Compare group NPD
• Sema Hajmurad

  • Obstetrics & Gynecology Physician
  • Columbus, OH
  • NPI 1235713041

  TX

  Medicare reassignment Care Compare group NPD
• Linda Egan

  • Physician Assistant
  • Houston, TX
  • NPI 1104255074
  Medicare reassignment Care Compare group
• Anna Laura Chae Clark, MSN

  • Family Nurse Practitioner
  • Houston, TX
  • NPI 1144657602
  Medicare reassignment NPD
• Adrian Lyn Harvey Mass, M.D.

  • Obstetrics & Gynecology Physician
  • Austin, TX
  • NPI 1497982219
  Medicare reassignment NPD

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

{
    "created_epoch": "1248739200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1763683200000",
    "number": "1528299310",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2000 HEALTH PARK DR",
            "city": "BRENTWOOD",
            "state": "TN",
            "postal_code": "370274692",
            "telephone_number": "615-373-7406"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7400 FANNIN ST",
            "address_2": "SUITE 1050",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770541920",
            "telephone_number": "713-795-1000",
            "fax_number": "713-796-1087"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "HWCA, PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2009-07-28",
        "last_updated": "2025-11-21",
        "certification_date": "2025-11-21",
        "status": "A",
        "authorized_official_last_name": "WADLINGTON",
        "authorized_official_first_name": "NICHOLAS",
        "authorized_official_title_or_position": "GROUP VICE PRESIDENT",
        "authorized_official_telephone_number": "615-372-7332"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Obstetrics & Gynecology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PIN (ANGLETON & PEARLAND)",
            "identifier": "0A5341",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Seonwook Hwang, MAT
• Sooyoung Hwang, M.D.
• Sung Hwang
• Walt Hwang, M.D.
• Willy Hwang, M.D.
• HWF Impact
• Ray Hwong, M.D.
• Kathy Hwu, MD
• Wen-Jen Hwu, M.D.
• Hyacinth Counseling PLLC

• Obstetrics & Gynecology Physician in Houston, TX
• Providers in Houston, TX by specialty
• Obstetrics & Gynecology Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 21, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.