Olivia Hui-Chiun Chang, M.D., M.P.H.

Primary specialty

Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) PhysicianTaxonomy code 207VF0040X

License

A182272 Issued in CA

Practice address

101 The City Dr S
Orange, CA 92868-3201

Phone

(714) 880-7812

NPI assigned

Mar 18, 2013

Sex

Female

Sole proprietor

No

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

Specialties & licenses 3

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

Obstetrics/Gynecology

Education

Tulane University School of Medicine, 2013

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Uci Department of UrologyGroup PAC ID 6901799238, 51 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

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

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: ochang750862@direct.memorialcare.org

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.

• Uci Department of Urology

  • Urology Physician
  • Orange, CA
  • NPI 1255398533
  Medicare reassignment Care Compare group NPD
• 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)
• Harborview Meical Center

  • General Acute Care Hospital
  • Seattle, WA
  • NPI 1013108711
  NPD (past)
• University of Washington

  • General Acute Care Hospital
  • Seattle, WA
  • NPI 1326002049
  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": "1363564800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1675382400000",
    "number": "1881936862",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "200 S MANCHESTER AVE STE 300",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683219",
            "telephone_number": "714-456-2986"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 THE CITY DR S",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683201",
            "telephone_number": "714-880-7812"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1959 NE Pacific St",
            "address_purpose": "LOCATION",
            "city": "Seattle",
            "state": "WA",
            "postal_code": "981950001",
            "country_code": "US",
            "telephone_number": "206-520-5000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHANG",
        "first_name": "OLIVIA",
        "middle_name": "HUI-CHIUN",
        "name_prefix": "Dr.",
        "credential": "M.D., M.P.H.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-03-18",
        "last_updated": "2023-02-03",
        "certification_date": "2023-01-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "WA",
            "license": "MD61185981",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "CA",
            "license": "A182272",
            "primary": false
        },
        {
            "code": "207VF0040X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery",
            "state": "CA",
            "license": "A182272",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kailey Chang
• Kris Chang, D.O.
• Matty Chang, O.D.
• Melissa Chang, NP
• Oliver Chang
• Pei Lin Chang, M.D.
• Rachel Chang
• Richard C. Chang, M.D.
• Roger Chang, M.D.
• Rosy Chang, PHARMD

• Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician in Orange, CA
• Providers in Orange, CA by specialty
• Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 3, 2023; 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.