Karen My Huynh, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

65641 Issued in CA

Practice address

1950 Sunny Crest Dr Ste 3500
Fullerton, CA 92835-3646

Phone

(714) 408-4249

Fax

(714) 525-0123

NPI assigned

Jun 27, 2023

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

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: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

Interoperability endpoints

• Direct secure messaging: khuynh161978@direct.kelsey-seybold.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.

• Kelsey-Seybold Medical Group, PLLC

  dba Kelsey Seybold Clinic

  • Multi-Specialty Clinic/Center
  • Houston, TX
  • NPI 1013915255
  Medicare reassignment

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

{
    "created_epoch": "1687824000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782432000000",
    "number": "1194402628",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11511 SHADOW CREEK PKWY",
            "city": "PEARLAND",
            "state": "TX",
            "postal_code": "775847298",
            "telephone_number": "713-442-0000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1950 SUNNY CREST DR STE 3500",
            "city": "FULLERTON",
            "state": "CA",
            "postal_code": "928353646",
            "telephone_number": "714-408-4249",
            "fax_number": "714-525-0123"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2575 Yorba Linda Blvd",
            "address_purpose": "LOCATION",
            "city": "Fullerton",
            "state": "CA",
            "postal_code": "928311615",
            "country_code": "US",
            "telephone_number": "714-449-7400",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2727 W Holcombe Blvd",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770251669",
            "country_code": "US",
            "telephone_number": "713-442-0000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HUYNH",
        "first_name": "KAREN",
        "middle_name": "MY",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-06-27",
        "last_updated": "2026-06-26",
        "certification_date": "2026-06-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "65641",
            "primary": true
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "TX",
            "license": "PA18634",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sarah Leann Hutain, PA-C
• Cassidy Denise Hutton
• Charles Huynh
• Chau Quang Huynh, M.D.
• Christina Huynh
• Kristine Huynh
• Misa Huynh, PHD
• Phuong Thi Huynh, DDS
• Sharon Huynh
• Tiffany Huynh

• Physician Assistant in Fullerton, CA
• Providers in Fullerton, CA by specialty
• Physician Assistant in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 26, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.