NPIMap

Individual provider Active NPI

Cathy Ivory Cheng, M.D.

  • Sleep Medicine (Psychiatry & Neurology) Physician
  • Anaheim, CA
National Provider Identifier
1427347673
Registry record updated Jul 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Sleep Medicine (Psychiatry & Neurology) PhysicianTaxonomy code 2084S0012X
License
A124102 Issued in CA
Practice address
411 N Lakeview Ave
Anaheim, CA 92807-3028
Phone
(714) 279-5912
Fax
(714) 279-5756
NPI assigned
Mar 28, 2011
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 16, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Sleep Medicine (Internal Medicine) PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207RS0012X A124102 CA
Sleep Medicine (Psychiatry & Neurology) Physician 2084S0012X A124102 CA Primary

Addresses

Primary practice location

411 N Lakeview Ave
Anaheim, CA 92807-3028

Mailing address

411 N Lakeview Ave
Anaheim, CA 92807-3028
Phone (714) 279-5912

Electronic endpoints 1

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20141210000142 CA Practitioner - Internal MedicinePractitioner - Sleep Medicine 8022330687 Reassigns benefits to 2 organizations
Practice locations: Irvine, CA; Newport Beach, CA

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Sleep Medicine
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Stanford Health CareGroup PAC ID 6709797491, 3,152 clinicians

Practice addresses (Care Compare)

300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 723-4000

420 Broadway St
Redwood City, CA 94063-3132
Phone (650) 723-4000

450 Broadway St
Redwood City, CA 94063-3132
Phone (650) 723-4000

5475 E la Palma Ave
Anaheim, CA 92807-2075
Phone (714) 279-6088

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
96.11 of 100Reported as individual
Quality
92.93
Promoting interoperability
100
Improvement activities
40

Merit-based Incentive Payment System (MIPS)

Final score
88.53 of 100Reported as group
Quality
87.08
Promoting interoperability
100
Improvement activities
40
Cost
69.51

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A124102CAMDSleep Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Stanford Health Care CurrentSince Nov 21, 2018 Accepting new patients
Southern California Permanente Medical Group CurrentSince May 18, 2025 Accepting new patients
Southern California Permanente Medical Group Single Specialty Current Accepting new patients
Southern California Permanente Medical Group CurrentSince May 18, 2025 Accepting new patients
Stanford Health Care Single Specialty CurrentSince Nov 21, 2018 Accepting new patients
Stanford University Medical Center Past Accepting new patients
Hoag Memorial Hospital Presbyterian Single Specialty Past Accepting new patients
Barnes Jewish West County Hospital Single Specialty Past Accepting new patients
Barnes Jewish Hospital Single Specialty Past Accepting new patients
Barnes Jewish Hospital Past Accepting new patients

Locations

5475 E La Palma Ave
Anaheim, CA 92807
Phone (714) 279-6088

411 N Lakeview Ave
Anaheim, CA 92807
Phone (714) 279-4000

300 Pasteur Dr
Palo Alto, CA 94304
Phone (650) 723-6469

393 E Walnut St
Fl 5
Pasadena, CA 91188
Phone (310) 403-3235

450 Broadway St
#C
Redwood City, CA 94063
Phone (650) 721-7625

450 Broadway St
Redwood City, CA 94063
Phone (650) 723-5643

710 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 236-6400

700 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 851-5300

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

Interoperability endpoints

  • FHIR API: https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/

Organizations & group practices 10

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.

Hospital & facility affiliations 7

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1301270400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752624000000",
    "number": "1427347673",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "411 N LAKEVIEW AVE",
            "city": "ANAHEIM",
            "state": "CA",
            "postal_code": "928073028",
            "telephone_number": "714-279-5912"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "411 N LAKEVIEW AVE",
            "city": "ANAHEIM",
            "state": "CA",
            "postal_code": "928073028",
            "telephone_number": "714-279-5912",
            "fax_number": "714-279-5756"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHENG",
        "first_name": "CATHY",
        "middle_name": "IVORY",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2011-03-28",
        "last_updated": "2025-07-16",
        "certification_date": "2025-07-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RS0012X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine, Sleep Medicine",
            "state": "CA",
            "license": "A124102",
            "primary": false
        },
        {
            "code": "2084S0012X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Sleep Medicine",
            "state": "CA",
            "license": "A124102",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "N",
            "endpointDescription": "BJC",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "969 N Mason Rd Ste 250",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631416370",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Anaheim, CA

Sources for this page

Verify at the official NPI Registry.