Haik Mkhikian

Medicare activity in 2024

Official CMS public-use data for Haik Mkhikian, 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. Immunologic analysis technique on serum (immunofixation) (86334)1,533 services
2. Protein measurement, serum (84165)1,468 services
3. Immunologic analysis technique on body fluid, other fluids with concentration (86335)121 services
4. Protein measurement, body fluid (84166)119 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%
• Arthritis66%
• Chronic kidney disease36%
• Osteoporosis35%
• Diabetes34%

Hospitals where Haik Mkhikian works

Medicare's Facility Affiliation Data lists Haik Mkhikian 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
• UCI Health-OrangeOrange, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050348

Practice locations

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

• 101 the City Dr SOrange, CA 92868 (714) 456‑7004

Group practices

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

• Regents of the University of California41 clinicians in the group

Specialties

• Pathologyprimary

Find other Pathology doctors in California →

Other pathologists in Orange

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

• Azadeh Khayyat, MD
• Gagan Mathur, MD
• Maryam Ahmadi, MD
• Imran N. Siddiqi, MD
• Sejal S. Shah, MD
• Mahra Nourbakhsh, MD
• Jesse C. Qiao, MD
• Miriam A. Velazquez, DO

All pathologists in Orange →

Other clinicians in Regents of the University of California

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

• Gagan Mathur, MD
• Maryam Ahmadi, MD
• Jihuan Chen, MD
• Sejal S. Shah, MD
• Namratha Adiyeri Kandiyil
• Gioia Iezza, 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