Eraj Basseri MD
Hyperhidrosis/General Surgeon

Dr. Eraj Basseri is a general surgeon who specializes in Hyperhidrosis.  He is the co-founder of K and B Surgical Center and Medical Director of The Center for Hyperhidrosis. Dr. Basseri works closely with his partner Dr. Rafael Reisfeld to bring to life a unique and comprehensive approach to hyperhidrosis surgery. He specializes in palmar (hands) and plantar (feet) hyperhidrosis and performs both the Endoscopic Thoracic Sympathectomy and the Endoscopic Lumbar Sympathectomy.  Dr. Basseri is fiercely committed to providing patients the best and most individualized medical care possible. His friendly, easygoing approach and personal warmth put patients at ease the moment they meet him and allows patients to better understand and become actively involved in their own medical care.

Dr. Basseri received a Bachelor of Science in Neuroscience from University of California, Los Angeles; and received his Doctor of Medicine from the University of California, San Diego. He completed a coveted fellowship in the Minimally Invasive and Weight Loss Surgery Department at Cedars Sinai. His innate surgical skills were continually singled out during his tenure there and he received the Society of Laparoendoscopic Surgeons Resident Achievement award as well as an appointment as Administrative Chief Resident. Dr. Basseri is a member of the Society of American Gastrointestinal & Endoscopic Surgeons (SAGES) and the Society of Laparoendoscopic Surgeons (SLS). He has published numerous research papers and presented on a number of topics both nationally and internationally.

For more information on The Center for Hyperhidrosis and the procedures that offered, please visit:

Khalili Center
for Bariatric Care

9033 Wilshire Blvd.
Suite 200
Beverly Hills, CA 90211

T: (310) 858-1242
F: (310) 858-1172

Matthew H.T. Bui MD PhD

Dr. Bui specializes in laparoscopic, robotic and minimally invasive urology.  He earned both M.D. and Ph.D. degrees from the Yale School of Medicine in the Medical Scientists Training Program.  Subsequently, Dr. Bui did his urology residency at UCLA where he earned accolades for his scientific research in kidney cancer.

Dr. Bui’s ground breaking work on advanced kidney cancer earned him the first prize and second prize at the American Urological Association Western Section and national conference, respectively, along with best scientific poster at the Society of Urologic Oncology in 2002. After residency, Dr. Bui continued on with a fellowship at UCLA dedicated to laparoscopic, robotic and minimally invasive urology. Dr. Bui joined the faculty at the Mayo Clinic Scottsdale in 2005 as an assistant professor of urology.

Dr. Matthew Bui was born in Saigon, Vietnam in 1968. He and his family barely escaped during the surrender of Vietnam in 1975 and came to the US as refugees. Dr. Bui grew up in Lancaster, Pennsylvania where he attended Franklin and Marshall College. He majored in Physics and graduated as valedictorian with Summa Cum Laude.

Medical School

  • Yale University School of Medicine, New Haven, CT


Graduate School

  • Cell Biology, Yale University, New Haven, CT



  • General surgery, University of California Medical Center, Los Angeles, CA



  • Urology, University of California Medical Center, Los Angeles, CA



  • Laparoscopic urology and endourology, University of California Medical Center, Los Angeles, CA


Academic Rank

  • Assistant Professor of Urology, Mayo Clinic College of Medicine



  • Urologic oncology
  • Robotic-assisted prostatectomy (nerve-sparing)
  • Laparoscopic nephrectomy
  • Laparoscopic partial nephrectomy
  • Laparoscopic donor nephrectomy
  • Laparoscopic pyeloplasty
  • PVP “green-light” laser prostate surgery
  • Endo-urology and kidney stone disease
  • Nerve sparing surgery for prostate and bladder cancer
  • Continent neobladder reconstructive surgery
  • Cryosurgery of kidney lesions



  • For a listing of recent publications, refer to PubMed, a service provided by the National Library of Medicine


8635 W 3rd St.
Suite 1 West
Beverly Hills, CA 90211

T: (310) 854-9898
F: (310) 854-0267

Beny Charchian MD

Dr. Beny Charchian is a Physical Medicine and Rehabilitation physician (also known as a Physiatrist), with sub-specialty training in Interventional Spine and Pain Management techniques using Fluoroscopy (live X-Ray).  He is part of an elite group of physicians serving the greater Los Angeles area who are double boarded and certified by the American Board of Physical Medicine and Rehabilitation in both his primary specialty and the subspecialty of Pain Medicine.  He specializes in non-surgical approaches to treating a wide array of spine and joint disorders, including the treatment of acute and chronic low back pain, neck pain, failed back surgery syndrome, herniated discs, degenerative disc disease, sciatica, spinal stenosis, whiplash syndrome, muscle spasms, and arthritis of the knee, hip, shoulder, and hand.

Dr. Charchian is a leading expert in the field of Regenerative Medicine including Platelet Rich Plasma (PRP), Bone Marrow Concentrate Therapy (BMC), Prolotherapy, and Neural Prolotherapy  – serving as an author, researcher, lecturer, and instructor.

Following completion of a Masters Degree in Applied Physiology at the Finch University of Health Sciences and a Medical Degree at the Rosalind Franklin University of Medicine and Science/The Chicago Medical School, Dr. Charchian returned to his alma mater to complete residency training in Physical Medicine and Rehabilitation at UCLA. His academic achievement and leadership skills earned him the title of Chief Resident in his final year. He then pursued advanced training in pain management and non-surgical spine techniques including epidural injections, facet joint injections, spinal cord stimulator, and radiofrequency ablation at the prestigious ACGME-accredited UCLA PM&R Pain Medicine Fellowship.

With an established role in academic medicine and the advancement of medical care through the education of future generations, Dr. Charchian has served as a clinical instructor to medical students at the David Geffen School of Medicine at UCLA and is a Clinical Assistant Professor at the Western University of Health Sciences and Adjunct Clinical Professor at Touro University. He has also served as a contributing author and editor for textbooks and peer-reviewed medical publications.

Beny Charchian, MD

The Joint and Spine Institute
9730 Wilshire Blvd., Suite 110
Beverly Hills, CA 90212

T: (310) 274-1500
F: (310) 274-1504

Steve C. Chen MD FACS FAAP
Pediatric Surgeon

Dr. Chen has dedicated much of his expertise to the area of minimally invasive surgery for children and is recognized throughout the greater Los Angeles medical community for his laparoscopic and thoracoscopic surgical skills.

Dr. Chen is the Medical Director of the Beverly Hills Pediatric Surgery and the Pectus Surgical Institute. He holds an academic appointment as an Associate Clinical Professor of Surgery and Pediatrics at the David Geffen School of Medicine, University of California, Los Angeles.  Prior to establishing his private practice, he served as the Director of the Division of Pediatric Surgery at Cedars-Sinai Medical Center until 2010. Recognized for his contribution to pediatric surgical care at Cedars-Sinai, he was honored as the inaugural holder of the Walter and Shirley Wang Endowed Chair in Pediatric Surgery in 2003. Dr. Chen is a passionate surgical educator who is actively engaged in the teaching of medical students and surgical and pediatric residents. In 2009 he was honored with the Golden Apple Teaching award at Cedars-Sinai. Dr. Chen received his Bachelor of Arts degree in Biophysics/Medical Physics from the University of California, Berkeley and his Doctor of Medicine degree from the Keck School of Medicine at University of Southern California. He completed three surgical residencies including General Surgery, Surgical Critical Care, and Pediatric Surgery. He has received board certifications in all three areas by the American Board of Surgery. Dr. Chen has lived in the Los Angeles area for more than 21 years. He has a lovely wife and two young sons who are the center of his life.

Beverly Hills
Pediatric Surgery

8920 Wilshire Blvd.
Suite 326
Beverly Hills, CA 90211

T: (310) 598-7738
F: (310) 657-0096

Ritu Chopra MD
Plastic Surgeon

A specialist in advanced plastic surgery procedures, Dr. Ritu Chopra brings to K and B Surgical Center a wealth of experience and expertise in plastic and reconstructive surgery. Recognized for his exceptional diagnostic and surgical skills—and his caring and approachable manner—Dr. Chopra regularly appears on the nationally syndicated show The Doctors. He has also been a featured guest on Dr. Phil and many other talk and news shows. Dr. Chopra is admired by his peers for his exceptional diagnostic skills and by his patients for his caring and approachable manner.

Dr. Chopra is the recipient of numerous accolades throughout his medical career, including receiving the American Academy of Surgeons Award and he has also received numerous grants for research. He has published and spoken extensively both nationally and internationally, and is a member of the American Medical Association and the Society of America Gastrointestinal Endoscopic Surgeons.

Dr. Chopra earned his B.S. in Civil Engineering at the University of California, Irvine; both a Masters in Medical Sciences and his Doctor of Medicine from Boston University School of Medicine (where he graduated Cum Laude); Dr. Chopra did residency in General Surgery at Cedars-Sinai Medical Center. He received the Leo G. Rigler Research Award, given to distinguished surgical residents at Cedars-Sinai. He then completed a coveted fellowship in Plastic Surgery at the Montefiore Medical Center in New York City. A native of Los Angeles, Dr. Chopra is married and enjoys surfing, golf and playing the guitar.

Surgery Center

465 N. Roxbury Drive
Suite 1001
Beverly Hills, CA 90210

T: (310) 248-6250
F: (310) 248-6258

Christine Collins MD
Obstetrics and Gynecology

Dr. Christine Collins is an attending physician  at Cedars-Sinai Medical Center  and has been in private practice since 1996.   She graduated from USC School of Medicine and did her residency training at Cedars Sinai Medical Center.  During medical school, Dr. Collins won the prestigious ARCS (Achievement Reward for College Scientists) Scholarship and graduated as a Dean’s Scholar. She is board certified by the American Board of Obstetrics and Gynecology and is a fellow of the American Congress of Obstetrics and Gynecology.

Dr. Collins focuses on  nutrition and uses an integrative medical approach in  caring for her patients.  Over the past five years, she has expanded her knowledge base and is board certified in Anti-aging and Regenerative Medicine.   Her main interest is treating women of all ages using an integrative and holistic approach.


435 North Roxbury Drive
Suite 404
Beverly Hills, CA 90210

T: (310) 273-3230
F: (310)626-4761