Diamond Bar, CA.

Meet Our Team

Dr. Thomas Lee

OBGYN Doctor


Dr. Thomas T. Lee, a distinguished and accomplished physician specializing in Obstetrics and Gynecology, boasts an impressive career marked by unwavering dedication to healthcare and medical education. With a wealth of experience spanning several decades, Dr. Lee’s commitment to women’s health is evident in his extensive work, from private practice to serving as Medical Director and Chairman of the Department of OB/GYN at Montclair Hospital Medical Center. His leadership roles at Chino Valley Medical Center and contributions to various Pomona Valley Hospital Medical Center committees reflect his commitment to shaping and improving healthcare institutions. Dr. Lee’s passion extends beyond clinical practice, as demonstrated by his role as a Preceptor for D.O. Residents, Medical Students, and P.A.s at Western University of Health Sciences. Notably, he has been a stalwart advocate for medical professionalism, which is evident in his tenure as President of New Horizon Medical Group. Dr. Lee’s numerous accolades, including being a Fellow of the American College of Obstetricians and Gynecologists, underscore his significant impact on women’s health, making him a respected and influential figure in the medical community.


  • STANFORD UNIVERSITY | Masters: Biological Sciences



  • Association for Molecular Pathology
  • American Society of Human Genetics
  • College of American Pathologists
  • The Association of Chinese Geneticists in
  • American Society for Clinical Pathology America
  • American College of Medical Genetics
  • Association for Laboratory Automation



  • “Comprehensive Paired Tumor/Germline Testing for Lynch Syndrome” Journal of Clinical Oncology | In Review
  • “Functional Assay of Small Molecules Using Yeast Genomic Technology and System Biology Strategies” | In Review
  • “Idiopathic Infantile Arterial Calcification: A Possible Cause of Refractory Cardiopulmonary Failure in Infancy. Case Rep Pathol | 2014
  • Evolutionary History and Associated Chromosomal Abnormalities of a Segmental Duplicated Superstructure Found on Chromosome 17. American Society of Human Genetics Meeting 2009
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What Patients Say About AFMC

C. Y.
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"Dr. Moussa and her team are very professional and nice. They do their best to make you feel at ease and keep you informed all the way. 10 weeks today! Highly recommend them!"
J. C.
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"This clinic is truly topnotch for assistance with any couple having troubles with infertility."
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"Dr. Moussa and her stuff are really professional and friendly during whole process. She answers all the questions and explain clearly for every steps. We are glad that we choice the AFMC, now we cannot wait to see our first baby."
G. C.
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"Get my baby on my first term ovulation detection thanks Dr Moussa and Hanna , very patient and professional."
A. Z.
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"To help families in need"
A. S.
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"Highly recommend any couple having issues TTC. The office staff is friendly, the medical assistants are very welcoming. Overall had a great experience from egg retrieval to transfer, staff was always available if I had any questions. We had a successful transfer and had a healthy baby boy.

Ready to start your journey?

Contact us today!