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Dr. Janice E. Chang

ENT (Otolaryngology) (Otolaryngology Physician)

23550 Hawthorne Blvd Ste 180
Torrance, CA 90505

Who else practices at this address →

Los Angeles County includes primary care (7% of residents) and mental health (13% of residents) shortage areas. About shortage areas

Call (310) 465-2255

  • Medicare participating

At a glance

Years since graduation
12
In the NPI registry since
2014
Medicare patients seen, 2024
362

Licensed in California since 2015, according to the Medical Board of California. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2014Medical school: Un of California, Irvine, College of Medicine
  • 2014Registered with an NPI (national billing number; not a license date)

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Otolaryngology Physician primary
    CA license A139465 (first issued 2015; current)

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: ENT (Otolaryngology) per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
362
Services billed
888
Patients’ average age
74
Most frequent Medicare services, 2023
ServiceTimesPatients
New patient office or other outpatient visit, 45-59 minutes133133
Established patient office or other outpatient visit, 20-29 minutes12290
Diagnostic exam of voice box using a flexible endoscope114106
Removal of impacted ear wax11392
Established patient office or other outpatient visit, 30-39 minutes10990
New patient office or other outpatient visit, 30-44 minutes9393
Diagnostic exam of nasal passages using an endoscope7955

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Other ENT (Otolaryngology) clinicians in Torrance

Sources

NPI registry (CMS NPPES, November 2026; record last updated October 8, 2019), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1154740470. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.