NPIMap

Organization Active NPI

CHCM, Inc.

  • General Acute Care Hospital
  • Costa Mesa, CA
National Provider Identifier
1922039205
Registry record updated Oct 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Acute Care HospitalTaxonomy code 282N00000X
Legal business name
CHCM, INC.
Practice address
301 Victoria St.
Costa Mesa, CA 92627-1995
Phone
(949) 574-3328
Fax
(949) 574-3320
NPI assigned
Jul 5, 2006
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Oct 22, 2025

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

Authorized official

Name
Barry Weiss
Title
Director/President
Phone
(562) 923-9449

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
General Acute Care Hospital 282N00000X 06 0000 100 CA
General Acute Care Hospital 282N00000X CA Primary

Addresses

Primary practice location

301 Victoria St.
Costa Mesa, CA 92627-1995

Mailing address

301 Victoria St
Costa Mesa, CA 92627-1995
Phone (949) 574-3328

Other identifiers 3

IdentifierTypeStateIssuer
HSP40543KMedicaidCA
HSP30543KMedicaidCA
HSM30543KMedicaidCA

Other names 1

  • dba College Hospital Costa Mesa Doing business as

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20041109000876 CA Part A Provider - Hospital 0042273187 Practice locations: Costa Mesa, CA

Hospital certification: CCN 050543

Legal name
CHCM, INC.
Doing business as
COSTA MESA MEDICAL CENTER HOSPITAL
Certification status
Active
Provider type (POS)
Hospital – Short-term
Participating since
Aug 1, 1976
Last certification
Jul 24, 2019
Beds
122
Ownership / control type
Private (for profit)
Organization structure
CorporationProprietary
Incorporated
Sep 1, 1987 in CA
Enrollment address
301 Victoria St
Costa Mesa, CA 92627-1995
Other Hospital Practice Location
Hospital subgroups
Acute care

Care Compare: Hospital

Medicare Care Compare
Listed as
College Hospital Costa MesaCCN 050543
Type
Acute Care Hospitals
Ownership
Proprietary
Medicare certification status
ActiveFrom the Provider of Services file
Emergency services
No

National Provider Directory

National Provider Directory

Ownership & related parties

All disclosed owners & managing parties 5

As disclosed on the Medicare enrollment (CMS All Owners files). Individuals include officers, directors and managing employees, who may not hold ownership.

NameRoleSinceShare
Barry J Weiss Individual 5% Or Greater Direct Ownership Interest Oct 1, 2004
Esther Weiss Individual 5% Or Greater Direct Ownership InterestTrustor Jan 1, 2020 10%
Warren Bradley Individual W-2 Managing EmployeeChief Executive Officer Mar 21, 2023
College Hospital Group,Inc. Organization, Santa Fe Springs, CA 5% Or Greater Direct Ownership Interest Oct 1, 2004
Simpson Weiss Individual Corporate Director Apr 19, 2005

Facilities with the same owner 1

Facilities that share an organizational owner with 5% or greater ownership or operational control.

Practitioners & affiliated clinicians

Affiliated clinicians 15

Clinicians who list this facility as an affiliation in Medicare Care Compare.

View all 15

NPI Registry JSON

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

{
    "created_epoch": "1152057600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1761091200000",
    "number": "1922039205",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "301 VICTORIA ST",
            "city": "COSTA MESA",
            "state": "CA",
            "postal_code": "926271995",
            "telephone_number": "949-574-3328",
            "fax_number": "949-574-3320"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "301 VICTORIA ST.",
            "city": "COSTA MESA",
            "state": "CA",
            "postal_code": "926271995",
            "telephone_number": "949-574-3328",
            "fax_number": "949-574-3320"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "CHCM, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-07-05",
        "last_updated": "2025-10-22",
        "certification_date": "2025-10-22",
        "status": "A",
        "authorized_official_last_name": "WEISS",
        "authorized_official_first_name": "BARRY",
        "authorized_official_title_or_position": "DIRECTOR/PRESIDENT",
        "authorized_official_telephone_number": "562-923-9449"
    },
    "taxonomies": [
        {
            "code": "282N00000X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital",
            "state": "CA",
            "license": "06 0000 100",
            "primary": false
        },
        {
            "code": "282N00000X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "HSP40543K",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "HSP30543K",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "HSM30543K",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "dba College Hospital Costa Mesa",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Costa Mesa, CA

Sources for this page

Verify at the official NPI Registry.