Jeffrey F. Feiner, MD

Medicare activity in 2024

Official CMS public-use data for Jeffrey F. Feiner, 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. Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days (99454)1,308 services
2. Management using the results of remote vital sign monitoring per calendar month, first 20 minutes (99457)1,261 services
3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)749 services
4. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)689 services
5. Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days (93297)403 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%
• Arthritis45%
• Ischemic heart disease34%
• Diabetes33%
• Atrial fibrillation33%

Hospitals where Jeffrey F. Feiner works

Medicare's Facility Affiliation Data lists Jeffrey F. Feiner 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.

• Hoag Memorial Hospital PresbyterianNewport Beach, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050224
• Memorialcare Saddleback Medical CenterLaguna Hills, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050603
• 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 Jeffrey F. Feiner is enrolled with Medicare (CMS data updated October 2, 2026).

• 24012 Calle De La Plata, Suite 450Laguna Hills, CA 92653 (949) 770‑6252
• 24422 Avenida De La Carlota, Suite 165Laguna Hills, CA 92653 (949) 770‑6252

Group practices

Medicare enrollment lists Jeffrey F. Feiner as a member of this group (CMS data updated October 2, 2026).

• South Orange County Cardiology GRP10 clinicians in the group

Specialties

• Cardiovascular Disease (Cardiology)primary

Find other Cardiovascular Disease (Cardiology) doctors in California →

Other cardiologists in Laguna Hills

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

• Inderpal S. Gujral, MD
• Robert K. Masters, MD
• Lamia Dris, MD
• Ramin Rabbani, MD
• Amarpal S. Chana, MD
• John C. Champion, MD
• Armin Barekatain, MD
• Michael J. Gault, MD

All cardiologists in Laguna Hills →

Other clinicians in South Orange County Cardiology GRP

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

• Robert K. Masters, MD
• Michael J. Gault, MD
• Daniel H. Lamont, MD
• Daniel C. Walters, MD
• John N. Bahadorani, MD
• Ronald D. Gim, 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