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Pulmonary Disease

Janice M. Liebler, MD

Works at hospitals in Los Angeles, CA · California

Summary

Dr. Janice M. Liebler, MD is a pulmonologist at 1500 San Pablo St, Los Angeles, CA 90033. Phone: (800) 872-2273. Accepts Medicare assignment. In 2024, Janice M. Liebler had 55 Original Medicare patients and 226 services. NPI 1962438622. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Pulmonologist (Medicare lists Pulmonary Disease)
  • Address: 1500 San Pablo St, Los Angeles, CA 90033 · Directions (5 more locations)
  • Phone: (800) 872‑2273
  • Medicare: Accepts Medicare assignment
  • Hospital: Keck Hospital of USC
  • Group practice: USC Care Medical Group Inc
  • Medical school: Wayne State University School Of Medicine · graduated 1978 (48 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Janice M. Liebler, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Janice M. Liebler accept Medicare assignment?
Yes. Medicare's clinician data says Janice M. Liebler accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Janice M. Liebler see?
In 2024, CMS data shows 55 Original Medicare patients and 226 services for Janice M. Liebler. This counts Original Medicare only and measures volume, not quality.
What is Janice M. Liebler's NPI number?
1962438622. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Janice M. Liebler, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients55
Services billed to Medicare226
Different services or procedures9
Participating Medicare providerYes
Average age of these patients59

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)58 services
  2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)43 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)36 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)26 services
  5. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)18 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • Diabetes75%
  • Chronic kidney disease75%
  • COPD75%
  • High cholesterol53%
  • Arthritis44%

Hospitals where Janice M. Liebler works

Medicare's Facility Affiliation Data lists Janice M. Liebler at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Janice M. Liebler is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.

Group practices

Medicare enrollment lists Janice M. Liebler as a member of this group (CMS data updated October 2, 2026).

  • USC Care Medical Group Inc1,380 clinicians in the group

Specialties

Find other Pulmonary Disease doctors in California →

Other pulmonologists in Los Angeles

Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.

All pulmonologists in Los Angeles →

Other clinicians in USC Care Medical Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolWayne State University School Of Medicine
Graduation year1978 (48 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1962438622
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians