Moussa F. Yazbeck, MD

Medicare activity in 2024

Official CMS public-use data for Moussa F. Yazbeck, 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. Critical care, first 30-74 minutes (99291)233 services
2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)207 services
3. Telehealth consultation, emergency department or initial inpatient, typically 70 minutes or more communicating with the patient via telehealth (G0427)134 services
4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)85 services
5. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)65 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%
• Stroke or mini-stroke75%
• Arthritis49%
• Diabetes43%
• Chronic kidney disease40%

Hospitals where Moussa F. Yazbeck works

Medicare's Facility Affiliation Data lists Moussa F. Yazbeck 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.

• Henry Mayo Newhall HospitalValencia, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: not listed by Medicare · CCN 050624
• John Muir Medical Center - Concord CampusConcord, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050496
• John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050180
• Providence St Joseph HospitalEureka, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050006
• San Ramon Regional Medical CenterSan Ramon, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050689

Practice locations

Addresses where Moussa F. Yazbeck is enrolled with Medicare (CMS data updated October 2, 2026).

• 1601 Ygnacio Valley RdWalnut Creek, CA 94598 (925) 939‑3000
• 1601 Ygnacio Vly RdWalnut Creek, CA 94596 (925) 939‑3000
• 323 Lennon LnWalnut Creek, CA 94598 (925) 726‑3876

Group practices

Medicare enrollment lists Moussa F. Yazbeck as a member of these groups (CMS data updated October 2, 2026).

• John Muir Trauma Physicians Billing Service113 clinicians in the group
• Bay Area Neurointensivists Inc8 clinicians in the group
• Moussa F Yazbeck MD Inc5 clinicians in the group

Specialties

• Critical Care (Intensivists)primary
• Internal Medicinealso

Find other Critical Care (Intensivists) doctors in California →

Other critical care doctors in Walnut Creek

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

• Wilson J. Yan, MD
• Samer T. Morcos, MD
• David Brush, MD
• Kuruganti P. Reddy, MD
• Alan C. Lee, MD
• George L. Nguyen, MD
• Shadi I. Battah, MD

All critical care doctors in Walnut Creek →

Other clinicians in John Muir Trauma Physicians Billing Service

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

• Matthew R. Zeiderman, MD
• Sandeep S. Walia, MD
• Mauricio Kuri, MD
• Joseph Brandel, MD
• Seth Eberlin, MD
• Courtney E. Takahashi, 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