Gary E Deng, MD

Primary specialty

Integrative Medicine PhysicianTaxonomy code 202D00000X

License

C198282 Issued in CA

Practice address

856 Health Sciences Rd Ste 2600
Irvine, CA 92617-3058

Phone

(949) 824-7000

NPI assigned

Jan 31, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in NY, CA2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 2

Specialty

Internal Medicine

Education

Other, 1987

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

UC RegentsGroup PAC ID 7416869516, 316 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Uci Health-Orange Hospital, Orange, CA, CCN 050348

Merit-based Incentive Payment System (MIPS)

Final score

75.9 of 100Reported as group

Quality

85.5

Improvement activities

40

Cost

27.93

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• Healthfirst Medicare Network H9678
• Healthfirst Medicare Network H1722
• Healthfirst Medicare Network H5989
• Healthfirst Medicare Network H3359

Interoperability endpoints

• Direct secure messaging: gdeng22693@mskcc.direct-ci.com

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.

• UC Regents

  • Infectious Disease Physician
  • Orange, CA
  • NPI 1760430847
  Medicare reassignment Care Compare group NPD
• Mskcc Integrative Medicine Group

  • Internal Medicine Physician
  • New York, NY
  • NPI 1558332189
  Medicare reassignment NPD
• UC Regents

  • Internal Medicine Physician
  • Orange, CA
  • NPI 1205884392
  NPD
• UC Regents

  • Pulmonary Disease Physician
  • Orange, CA
  • NPI 1629026729
  NPD

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

• University of California Irvine

  • Urgent Care Clinic/Center
  • Irvine, CA
  • NPI 1518739309

  Hospital

  Care Compare affiliation
• University of California Irvine

  • General Acute Care Hospital
  • Orange, CA
  • NPI 1689608150
  Care Compare affiliation

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

{
    "created_epoch": "1138665600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740355200000",
    "number": "1780655233",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "856 HEALTH SCIENCES RD STE 2600",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926173058",
            "telephone_number": "949-624-7000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "856 HEALTH SCIENCES RD STE 2600",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926173058",
            "telephone_number": "949-824-7000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1275 York Ave",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100216007",
            "country_code": "US",
            "telephone_number": "646-888-0841",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DENG",
        "first_name": "GARY",
        "middle_name": "E",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-31",
        "last_updated": "2025-02-24",
        "certification_date": "2025-02-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "220549",
            "primary": false
        },
        {
            "code": "202D00000X",
            "taxonomy_group": "",
            "desc": "Integrative Medicine",
            "state": "CA",
            "license": "C198282",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Holly Boyce Demetrescu, PA
• Faith Alexandra Demicco
• Alexis Dendaas
• Alex Deng
• Crystal Deng
• Huijia Deng
• Ismail Deniz, MD
• Dominique Denning
• Denny Y. Fang, D.D.S., Inc.
• Dental Digital Design

• Integrative Medicine Physician in Irvine, CA
• Providers in Irvine, CA by specialty
• Integrative Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 24, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.