Jennifer L. Gerber, MD

Medicare activity in 2024

Official CMS public-use data for Jennifer L. Gerber, 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. Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)28 services
2. Anesthesia for procedure on small and large bowel using an endoscope (00813)26 services
3. Anesthesia for exam of colon using an endoscope (00812)21 services
4. Anesthesia for other procedure on large bowel using an endoscope (00811)12 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 cholesterol75%
• High blood pressure71%
• Arthritis56%
• Diabetes34%
• Ischemic heart disease30%
• Chronic kidney disease29%

Hospitals where Jennifer L. Gerber works

Medicare's Facility Affiliation Data lists Jennifer L. Gerber 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.

• Providence Mission HospitalMission Viejo, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050567
• UCI Health-OrangeOrange, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050348

Practice locations

Addresses where Jennifer L. Gerber is enrolled with Medicare (CMS data updated October 2, 2026).

• 101 the City Dr SOrange, CA 92868 (714) 456‑7004
• 27700 Medical Ctr RdMission Viejo, CA 92691 (949) 364‑1400

Group practices

Medicare enrollment lists Jennifer L. Gerber as a member of these groups (CMS data updated October 2, 2026).

• Regents of the University of239 clinicians in the group
• Western Anesthesia Medical Associates Inc49 clinicians in the group

Specialties

• Anesthesiologyprimary

Find other Anesthesiology doctors in California →

Other anesthesiologists in Orange

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

• Scott A. Engwall, MD
• Christopher Sauer, MD
• John M. Harris, MD
• Richard T. Yeh, MD
• Jane C. Ahn, MD
• Horia N. Moroaica, DO
• Shawn M. Engelhart, MD
• Russell C. Igarashi, DO

All anesthesiologists in Orange →

Other clinicians in Regents of the University of

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

• Ghazal Noory, NP
• Scott A. Engwall, MD
• Christopher Sauer, MD
• Melissa N. Tran, CNA
• Haine Kim, MD
• Horia N. Moroaica, DO

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