Browse Health
15 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (8)

The overall average patient rating of Dr. Siamak Zamani is Good. Dr. Zamani has been reviewed by 13 patients who have provided 8 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.3
Promptness 2.8
Courteous Staff 3.1
Accurate Diagnosis 3.1
Bedside Manner 3.3
Spends Time with Me 3.1
Follows Up After Visit 3.1

Specialties & Research

Dr. Siamak Zamani, MD is board certified in Internal Medicine.

Education & Awards

Dr. Zamani graduated from Universitat Wien.


Dr. Zamani has 5 hospital affiliations:

  • South Coast Medical Center/Adventist Health 
  • Mission Hospital 


  • Turkish
  • German
  • Farsi
  • English
  • Persian

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Additional Information
Dr. Siamak Zamani MD is a male Internist, has 15 years of experience and practices in Internal Medicine.
Where does Dr. Siamak Zamani practice?
Dr. Siamak Zamani has 2 office locations.
Dr. Siamak Zamani practices Internal Medicine near Rancho Santa Margarita, CA.
Additional practice locations include: Ladera Ranch, CA.
See Rancho Santa Margarita Internists.