Zeron Ghazarian, MD

Medicare activity in 2024

Official CMS public-use data for Zeron Ghazarian, 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. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)611 services
2. Critical care, first 30-74 minutes (99291)460 services
3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)163 services
4. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)89 services
5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)62 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%
• Diabetes62%
• Heart failure59%
• COPD58%
• Chronic kidney disease55%

Hospitals where Zeron Ghazarian works

Medicare's Facility Affiliation Data lists Zeron Ghazarian 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.

• Parkview Community Hospital Medical CenterRiverside, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050102
• Riverside Community HospitalRiverside, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050022

Practice locations

Addresses where Zeron Ghazarian is enrolled with Medicare (CMS data updated October 2, 2026).

• 4234 Riverwalk Pkwy, Suite 230Riverside, CA 92505 (951) 781‑3672

Group practices

Medicare enrollment lists Zeron Ghazarian as a member of this group (CMS data updated October 2, 2026).

• El-Bershawi Medical Corp49 clinicians in the group

Specialties

• Pulmonary Diseaseprimary
• Critical Care (Intensivists)also

Find other Pulmonary Disease doctors in California →

Other pulmonologists in Riverside

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

• Martin Schlusselberg, MD
• Scott J. Anderson, MD
• Asad S. Qasim, MD
• Jessica Petty, DO
• Iheanacho O. Emeruwa, MD
• Lien-Khuong Tran, MD
• Peter Zamfirescu Alexander, MD
• Liliana A. Mendoza, DO

All pulmonologists in Riverside →

Other clinicians in El-Bershawi Medical Corp

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

• Nicholas W. Sheets, MD
• Yufei Lau, PA
• Mahrin Rahman, DO
• Gloria U. Olekanma, NP
• Sahar H. Osman, MD
• Fernando Sorto, 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