Samantha Ong

Primary specialty

Surgical Physician AssistantTaxonomy code 363AS0400X

License

PA61317 Issued in CA

Practice address

18035 Brookhurst St Ste 1300
Fountain Valley, CA 92708-6738

Phone

(657) 241-9440

Fax

(714) 665-4601

NPI assigned

Apr 12, 2022

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Electronic endpoints 1

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: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Pih Health PhysiciansGroup PAC ID 8426951328, 616 clinicians

Memorialcare Medical FoundationGroup PAC ID 8729277314, 555 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Pih Health Good Samaritan Hospital Hospital, Los Angeles, CA, CCN 050471
• Memorialcare Orange Coast Medical Center Hospital, Fountain Valley, CA, CCN 050678

Merit-based Incentive Payment System (MIPS)

Final score

78.61 of 100Reported as group

Quality

58.7

Improvement activities

40

Cost

75.08

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

• Direct secure messaging: samanthaong@pihh.allscriptsdirect.net

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.

• Memorialcare Medical Foundation

  • Clinic/Center
  • Fountain Valley, CA
  • NPI 1205167350
  Medicare reassignment Care Compare group NPD
• Pih Health Physicians

  • Family Medicine Physician
  • Whittier, CA
  • NPI 1609233899
  Medicare reassignment Care Compare group
• Pih Health Physicians

  • Anesthesiology Physician
  • Downey, CA
  • NPI 1447931506
  NPD
• Pih Health Physicians

  • Internal Medicine Physician
  • Long Beach, CA
  • NPI 1962016402
  NPD

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

• Orange Coast Memorial Medical Center

  • General Acute Care Hospital
  • Fountain Valley, CA
  • NPI 1497702575
  Care Compare affiliation
• Pih Health Good Samaritan Hospital

  • General Acute Care Hospital
  • Los Angeles, CA
  • NPI 1508859323
  Care Compare affiliation

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

{
    "created_epoch": "1649721600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761264000000",
    "number": "1366184152",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "18035 BROOKHURST ST STE 1300",
            "city": "FOUNTAIN VALLEY",
            "state": "CA",
            "postal_code": "927086738",
            "telephone_number": "657-241-9440",
            "fax_number": "714-665-4601"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18035 BROOKHURST ST STE 1300",
            "city": "FOUNTAIN VALLEY",
            "state": "CA",
            "postal_code": "927086738",
            "telephone_number": "657-241-9440",
            "fax_number": "714-665-4601"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ONG",
        "first_name": "SAMANTHA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-04-12",
        "last_updated": "2025-10-24",
        "certification_date": "2025-10-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": "CA",
            "license": "PA61317",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://memorialcare.org/fhir/api/FHIR/R4/",
            "affiliation": "Y",
            "endpointDescription": "MemorialCare FHIR Endpoint",
            "affiliationName": "MemorialCare Medical Foundation",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "address_1": "17360 Brookhurst St",
            "city": "Fountain Valley",
            "state": "CA",
            "country_code": "US",
            "postal_code": "927083720",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Angelina Olson, BT
• Olamide O Omolewu-Dawodu
• Jacqueline T On, D.C.
• Ellen Ong, PHARM.D.
• John Christian Ong, DO
• Tammy Nguyen Ong, BEHAVIOR TECHNICIAN
• Open MRI for the Poor
• Open MRI for the Poor Corporation
• Opi Medical Supplies Inc
• Optimum Care Network Inc.

• Surgical Physician Assistant in Fountain Valley, CA
• Providers in Fountain Valley, CA by specialty
• Surgical Physician Assistant in California

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