Individual provider Active NPI

Choon Wha Chun, M.D.

  • Anesthesiology Physician
  • Lancaster, CA
National Provider Identifier
1619954831
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
A323450 Issued in CA
Practice address
44830 Valley Central Way
Suite 110
Lancaster, CA 93536-7207
Phone
(661) 940-6060
Fax
(661) 940-1616
NPI assigned
Dec 29, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X A323450 CA Primary

Addresses

Primary practice location

44830 Valley Central Way
Suite 110
Lancaster, CA 93536-7207

Mailing address

PO Box 2858
Lancaster, CA 93539-2858
Phone (661) 729-6854

Other identifiers 1

IdentifierTypeStateIssuer
00A32340MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A323450CAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Community Anesthesia Medical Associates Past Accepting new patients

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1135814400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1619954831",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 2858",
            "city": "LANCASTER",
            "state": "CA",
            "postal_code": "935392858",
            "telephone_number": "661-729-6854",
            "fax_number": "661-729-6864"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "44830 VALLEY CENTRAL WAY",
            "address_2": "SUITE 110",
            "city": "LANCASTER",
            "state": "CA",
            "postal_code": "935367207",
            "telephone_number": "661-940-6060",
            "fax_number": "661-940-1616"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHUN",
        "first_name": "CHOON WHA",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-29",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "A323450",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A32340",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Lancaster, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; 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.