Ziyad Bahije Jabaji, M.D.

Primary specialty

Colon & Rectal Surgery PhysicianTaxonomy code 208C00000X

License

A114231 Issued in CA

Practice address

16405 Sand Canyon Ave Ste 280
Irvine, CA 92618-3792

Phone

(949) 557-0370

Fax

(949) 557-0371

NPI assigned

May 12, 2010

Last updated

Jan 21, 2026By the provider in NPPES

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 CA

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 1

Specialty

Surgical OncologyAlso: Colorectal Surgery (Proctology), General Surgery

Education

University of California, San Diego School of Medicine, 2009

Medicare assignment

May accept Medicare assignment

Telehealth

Offers telehealth services

Practice addresses (Care Compare)

Hospital & facility affiliations

• Loma Linda University Medical Center Hospital, Loma Linda, CA, CCN 050327
• Hoag Memorial Hospital Presbyterian Hospital, Newport Beach, CA, CCN 050224

Merit-based Incentive Payment System (MIPS)

Final score

88.87 of 100Reported as group

Quality

72.13

Promoting interoperability

80

Improvement activities

40

Cost

77.36

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations (25 of 28)

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/10944/brand/3/csg/1/fhir/r4
• FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
• Direct secure messaging: zjabaji574750@direct.llu.edu

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Permanente Medical Group Inc

  • Internal Medicine Physician
  • Santa Clara, CA
  • NPI 1073606299

  Surgery

  Medicare reassignment NPD
• Faculty Physicians and Surgeons of Llusm

  • Ophthalmology Physician
  • Riverside, CA
  • NPI 1033361886
  NPD
• Faculty Physicians and Surgeons of Llusm

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Apple Valley, CA
  • NPI 1205009917
  NPD
• Faculty Physicians and Surgeons of Llusm

  • Family Medicine Physician
  • Moreno Valley, CA
  • NPI 1558788331
  NPD
• Hoag Clinic

  • Primary Care Clinic/Center
  • Newport Beach, CA
  • NPI 1942799523
  NPD
• Oaks Surgical Specialists, a Medical Corporation

  • Surgery Physician
  • Northridge, CA
  • NPI 1538560842
  NPD
• Permanente Medical Group, Inc

  • Clinical Medical Laboratory
  • San Jose, CA
  • NPI 1497971584
  NPD
• Faculty Physicians and Surgeons of Llusm

  • Orthopaedic Surgery Physician
  • Loma Linda, CA
  • NPI 1275582918
  NPD (past)
• Loma Linda University Children's Hospital

  • Children's Hospital
  • Loma Linda, CA
  • NPI 1366866345
  NPD (past)
• Loma Linda University Medical Center

  • General Acute Care Hospital
  • Loma Linda, CA
  • NPI 1194731935
  NPD (past)
• Regents Univ of Calif Los Angeles

  dba Resnick Neuropsychiatric Hospital at UCLA

  • Psychiatric Hospital
  • Los Angeles, CA
  • NPI 1952308363
  NPD (past)
• Riverside Healthcare System, L.P.

  dba Riverside Community Hospital

  • Rehabilitation Hospital Unit
  • Riverside, CA
  • NPI 1053358010
  NPD (past)

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

• Hoag Memorial Hospital Presbyterian

  • General Acute Care Hospital
  • Newport Beach, CA
  • NPI 1518951300
  Care Compare affiliation
• Loma Linda University Medical Center

  • General Acute Care Hospital
  • Loma Linda, CA
  • NPI 1194731935
  Care Compare affiliation

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

{
    "created_epoch": "1273622400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768953600000",
    "number": "1366760514",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "16405 SAND CANYON AVE STE 280",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926183792",
            "telephone_number": "949-557-0370",
            "fax_number": "949-557-0371"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "16405 SAND CANYON AVE STE 280",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926183792",
            "telephone_number": "949-557-0370",
            "fax_number": "949-557-0371"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JABAJI",
        "first_name": "ZIYAD",
        "middle_name": "BAHIJE",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-05-12",
        "last_updated": "2026-01-21",
        "certification_date": "2026-01-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "CA",
            "license": "A114231",
            "primary": false
        },
        {
            "code": "208C00000X",
            "taxonomy_group": "",
            "desc": "Colon & Rectal Surgery",
            "state": "CA",
            "license": "A114231",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• J JS Pharmacy LLC (JJ's Pharmacy)
• J Y Kim Dental Corp
• J. Robert West, M.D., Inc (West Dermatology Pathology Laboratory)
• J.a. Straw, D.D.S., Inc. (OC Oral Surgeons and Dental Implant Center)
• J.R. Medical, Inc.
• Andrea M Jackson, BCBA
• Candace Lynn Jackson, MD
• Crystal Rene Jackson
• Daniel Jackson
• Gabrielle Marie Jackson, M.S., BCBA

• Colon & Rectal Surgery Physician in Irvine, CA
• Providers in Irvine, CA by specialty
• Colon & Rectal Surgery Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 21, 2026; 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.