Rachelle C. Olsen, PA

Medicare activity in 2024

Official CMS public-use data for Rachelle C. Olsen, 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.

Most frequent services

1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)162 services
2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)76 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%
• High cholesterol75%
• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
• Ischemic heart disease65%
• Arthritis52%
• Diabetes42%

Hospitals where Rachelle C. Olsen works

Medicare's Facility Affiliation Data lists Rachelle C. Olsen 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.

• Keck Hospital of USCLos Angeles, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: not listed by Medicare · CCN 050696
• USC Verdugo Hills HospitalGlendale, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050124

Practice locations

Addresses where Rachelle C. Olsen is enrolled with Medicare (CMS data updated October 2, 2026).

• 1441 Eastlake Ave, Suite 2424Los Angeles, CA 90089 (323) 442‑2582
• 1520 San Pablo StLos Angeles, CA 90033 (800) 872‑2273
• 1520 San Pablo St, Fl 4Los Angeles, CA 90033 (800) 872‑2273
• 1520 San Pablo St 1st Floor NLos Angeles, CA 90033 (800) 872‑2273

Group practices

Medicare enrollment lists Rachelle C. Olsen as a member of this group (CMS data updated October 2, 2026).

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

Specialties

• Physician Assistantprimary

Find other clinicians: Physician Assistant, California →

Other physician assistants in Los Angeles

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

• Debra C. Adewale, PA
• Madeleine C. Spady, PA
• Rachelle G. Cayago, PA
• Ruth A. Legesse, PA
• Carly L. Isaacs, PA
• Janie Laim, PA
• Linda Lee, PA
• Samantha Tizon, PA

All physician assistants in Los Angeles →

Other clinicians in USC Care Medical Group Inc

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

• Arousiak V. Maraian, MD
• Stephen G. Sanko, MD
• Matthew Johnson, MD
• Dylan G. Bertoni, MD
• Madeleine C. Spady, PA
• Alyssa L. Dominguez, MD

Clinician information

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