Our Doctors

Mike Khoshrozeh, D.D.S.

Dr. Mike is a graduate of the UCLA School of Dentistry. Providing excellence of care to all patients has always been his passion, and he is thrilled to be able to offer all general and specialty dental services from some of the top professionals in their respective fields to all of his private patients as well as patients who are referred for specialty services.

Donghan Kim, D.D.S.

General Dentist

Dr. Dongham Kim is a 2016 graduate of the school of Dentistry at the University of Southern California. Dr. Kim attended the University of Georgia for his undergraduate studies. Dr. Kim has been a life member with the ADA, CDA, and Local Tri-County Society.


2016 Doctor of Dental Surgery: Dentistry University of Southern California - Los Angeles, CA 

2012 Bachelor of Science: Chemistry Georgia State Univ., Atlanta, GA

Albert Luan, D.D.S.

General Dentist

Saman Harouni, D.D.S.

Oral Surgery

Dr Sam Harouni is an experienced oral and maxillofacial surgeon, specializing in dental implants, extractions, TMJ surgery, and a variety of minimally invasive surgery techniques.

His passion for helping patients achieve a bright, healthy smile is evident in his gentle, meticulous approach to dental surgery. 

Brock Lorenz, D.M.D., M.S.


Dr. Brock Lorenz is a highly trained and skilled Periodontist, performing all surgical aspects of implant dentistry and Periodontics.

Dr. Lorenz earned his Doctor of Dental Medicine degree and Certificate in Public Health from the Arizona School of Dentistry and Oral Health.

Dr. Lorenz grew up in Fairfax, Virginia and graduated from Tulane University in New Orleans with a Bachelor of Science in Management. Dr. Lorenz has volunteered thousands of hours at the University of California, San Diego Free Dental Clinic Project where he helped to provide dental care to the underserved members of his community.

Dr. Lorenz completed an additional three years of Periodontology training at the Nova Southeastern University College of Dental Medicine. During his residency, he held the position of Chief Resident and clinical and academic teacher for dental students. In addition to his Certificate in Periodontology, Dr. Lorenz obtained his Master of Science in Dentistry at Nova Southeastern University. He is also certified to provide intravenous and oral sedation.

Dr. Lorenz has lectured for the Florida Academy of Periodontists and his research has been published in Compendium of Continuing Education in Dentistry. He has been active in implant-research and prospective clinical trials to examine efficacy of various grafting materials in bone augmentation procedures. Dr. Lorenz owes much of his success to those who trained him – some of the country's leading implant and periodontal specialists. Dr. Lorenz is a member of the American Academy of Periodontology (AAP) and the Academy of Osseointegration (AO). He currently resides in San Diego, California with his wife Meagan and daughter Soleil. 

Dr. Lorenz is a Diplomate of the American Board of Periodontology

Maziar Eshragi, D.D.S.


Dr. Eshraghi graduated Dental School in 1985 from Manila Central University and has since then been working in the field of dentistry. Starting in 2007, his main focus and specialty has been in root canal treatments; up to the present, he has associated with a large group of endodontists.
He holds memberships in the following national and local dental associations:
- American Dental Association
- California Dental Association
- Orange County Dental Association

Mustafa Bilal, D.D.S

Oral Surgery

Kambiz Khalilinejad, D.M.D.


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