Yong W Chung MD a Medical Corporation

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

A38317 Issued in CA

Legal business name

YONG W CHUNG MD A MEDICAL CORPORATION

Practice address

2621 S Bristol St #101
Santa Ana, CA 92704

Phone

(714) 662-1749

Fax

(714) 662-0765

NPI assigned

Jan 2, 2007

Organization subpart

No

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

Authorized official

Name

Mr. Yong W Chung, MD

Title

President and MD

Phone

(714) 662-1749

Specialties & licenses 2

Addresses

Other identifiers 1

Locations

Practitioners 2

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

• Michael Thomas Mumford, M.D.

  • Cardiovascular Disease Physician
  • Santa Ana, CA
  • NPI 1982674305
  NPD (past)
• Jason Haeshik Shin, M. D.

  • Gastroenterology Physician
  • Pomona, CA
  • NPI 1316926678
  NPD (past)

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

{
    "created_epoch": "1167696000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1689731309",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2621 S BRISTOL ST #101",
            "city": "SANTA ANA",
            "state": "CA",
            "postal_code": "92704",
            "telephone_number": "714-662-1749",
            "fax_number": "714-662-0765"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2621 S BRISTOL ST #101",
            "city": "SANTA ANA",
            "state": "CA",
            "postal_code": "92704",
            "telephone_number": "714-662-1749",
            "fax_number": "714-662-0765"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "YONG W CHUNG MD A MEDICAL CORPORATION",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-01-02",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "CHUNG",
        "authorized_official_first_name": "YONG",
        "authorized_official_middle_name": "W",
        "authorized_official_title_or_position": "PRESIDENT AND MD",
        "authorized_official_telephone_number": "714-662-1749",
        "authorized_official_name_prefix": "Mr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A38317",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": "A38317",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A383170",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Amanda Yoder
• Nicole Yoder
• Yohan Kim Dental Corporation
• Monte Kay Yohr, RN
• Rafaello Evangelista Yolo, PHARM.D.
• Jamie Mary Yono
• Brandon Yoo
• Hyelin Yoo
• Soojin Yoo
• Juan Carlos Yoon

• Gastroenterology Physician in Santa Ana, CA
• Providers in Santa Ana, CA by specialty
• Gastroenterology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.