RSH MD, a Professional Corporation

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

Legal business name

RSH MD, A PROFESSIONAL CORPORATION

Practice address

5832 Beach Blvd Unit 214
Buena Park, CA 90621-5501

Phone

(714) 523-7575

Fax

(714) 523-7585

NPI assigned

Jul 24, 2025

Organization subpart

No

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

Authorized official

Name

Richard S Han, MDNPI 1821061466

Title

Ceo

Phone

(714) 523-7575

Specialties & licenses 1

Addresses

Practitioners 1

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

• Richard Han, M.D.

  • Internal Medicine Physician
  • Buena Park, CA
  • NPI 1821061466
  NPD Authorized official

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

{
    "created_epoch": "1753315200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1753315200000",
    "number": "1932081312",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5832 BEACH BLVD UNIT 214",
            "city": "BUENA PARK",
            "state": "CA",
            "postal_code": "906215501",
            "telephone_number": "714-523-7575",
            "fax_number": "714-523-7585"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5832 BEACH BLVD UNIT 214",
            "city": "BUENA PARK",
            "state": "CA",
            "postal_code": "906215501",
            "telephone_number": "714-523-7575",
            "fax_number": "714-523-7585"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "RSH MD, A PROFESSIONAL CORPORATION",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-07-24",
        "last_updated": "2025-07-24",
        "certification_date": "2025-07-24",
        "status": "A",
        "authorized_official_last_name": "HAN",
        "authorized_official_first_name": "RICHARD",
        "authorized_official_middle_name": "S",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "714-523-7575",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Internal Medicine Physician in Buena Park, CA
• Providers in Buena Park, CA by specialty
• Internal Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 24, 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.