Jason Buddika Samarasena, M.D.

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

A100124 Issued in CA

Practice address

101 The City Dr S
Building 200, Suite 720
Orange, CA 92868-3201

Phone

(714) 456-6693

Fax

(714) 456-8874

NPI assigned

Dec 31, 2007

Sex

Male

Sole proprietor

Yes

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

Internal MedicineAlso: Gastroenterology

Education

Other, 2005

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

100 of 100Reported as apm

Quality

83.7

Promoting interoperability

100

Improvement activities

40

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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
• UC Regents

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

  • Gastroenterology Physician
  • Orange, CA
  • NPI 1902854078
  NPD
• Bristol Park Medical Group, Inc

  • Family Medicine Physician
  • Costa Mesa, CA
  • NPI 1043266760

  Internal Medicine

  NPD (past)
• UC Regents

  • Internal Medicine Physician
  • Orange, CA
  • NPI 1205884392
  NPD (past)
• University of California Irvine

  • Infusion Therapy Clinic/Center
  • Irvine, CA
  • NPI 1417027475
  NPD (past)
• University of California Irvine

  • General Acute Care Hospital
  • Orange, CA
  • NPI 1689608150
  NPD (past)

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": "1199059200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1737676800000",
    "number": "1629253364",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "363 NEWPORT AVE",
            "address_2": "UNIT 317",
            "city": "LONG BEACH",
            "state": "CA",
            "postal_code": "908142661",
            "telephone_number": "562-438-2330"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 THE CITY DR S",
            "address_2": "BUILDING 200, SUITE 720",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683201",
            "telephone_number": "714-456-6693",
            "fax_number": "714-456-8874"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SAMARASENA",
        "first_name": "JASON",
        "middle_name": "BUDDIKA",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-12-31",
        "last_updated": "2025-01-24",
        "certification_date": "2025-01-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": "A100124",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A100124",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Susan Sarmiento Salvador, NP
• Raymond Louis Salvatore, DR
• Marcella Salzle, LCSW
• Jamal Jovon Sam
• Koleen Samaan, RPH
• Sami B Hamamji MD Inc
• David Sami, MD
• Samida Medical Group Inc
• Ariana Samimi
• Shohreh Samimi, DDS

• Gastroenterology Physician in Orange, CA
• Providers in Orange, CA by specialty
• Gastroenterology Physician in California

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