Yasaman Mohtasebi, MD

Medicare activity in 2024

Official CMS public-use data for Yasaman Mohtasebi, 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 moderate level of decision making, if using time, 30 minutes or more (99214)380 services
2. Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (95251)114 services
3. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)51 services
4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)41 services
5. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)40 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%
• Diabetes75%
• Arthritis45%
• Chronic kidney disease44%
• Ischemic heart disease35%

Hospitals where Yasaman Mohtasebi works

Medicare's Facility Affiliation Data lists Yasaman Mohtasebi 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.

• Memorialcare Long Beach Medical CenterLong Beach, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: not listed by Medicare · CCN 050485

Practice locations

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

• 1050 Linden AveLong Beach, CA 90813 (562) 491‑9000
• 1760 Termino AveLong Beach, CA 90804
• 2801 Atlantic AveLong Beach, CA 90806 (562) 728‑5034

Group practices

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

• Prohealth Partners, a Medical Group239 clinicians in the group

Specialties

• Endocrinologyprimary
• Internal Medicinealso

Find other Endocrinology doctors in California →

Other endocrinologists in Long Beach

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

• Diana Echeverry Franck, MD
• Kanchana R. Viswanathan, MD
• Renuka R. Boyapalli, MD
• Nathaniel N. Shon, MD
• Ricky T. Mac, MD

All endocrinologists in Long Beach →

Other clinicians in Prohealth Partners, a Medical Group

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

• Zar C. Chan, MD
• Michelle H. Reddy, MD
• Mojtabah Sabahi, MD
• Kara L. De Winter, MD
• Byung D. Ahn, MD
• Steven H. Reynolds, 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