Gary R. Winslow, D.D.S.

Dr. Gary Winslow is a graduate of USC Dental School and has been a respected member of the community of Santa Ana for over 30 years.  Dr. Winslow was a pioneer in the early days of dental managed care and ran one of the first offices dedicated to Union and large employer groups in the late seventies and early eighties. 
With skill and expertise he has provided quality dental care throughout his career, whether in the U.S. Navy Dental Corps or in private practice.  As a former dental officer for the 1st Medical Battalion in Vietnam during the war, he likes to work on the front lines of dentistry often taking care of your first and foremost needs.  Dr. Winslow is our “go-to” doctor when it comes to dental emergencies and urgent care.
Dr. Winslow has been married to Shirley Winslow, our office administrator, for 44 years.  They have two children, and a beautiful granddaughter.  When away from the office, he enjoys Golf, watching and attending sporting events, gardening around the house, and the occasional hunting trip.
“I am proudest of the fact that through the years, Bill and I have run one of the largest dental offices in Santa Ana without compromising quality or our relationships with our patients.  Our Dental Village is merely an extension of how we see ourselves as a vital service throughout Orange County.”

Arnel T. Eugenio , D.D.S.

Dr. Arnel T. Eugenio graduated from UCLA School of Dentistry in 1995
 
As a clinician, Dr. Eugenio brings over a decade of experience in comprehensive dental care . His expertise in cosmetic dental procedures (including the latest advances such as the CEREC “Single Visit Crown System”) and Periodontology ( gum disease ) provides his patients a holistic approach to dental care in a guilt-free, compassionate setting.

Dr. Eugenio has been married for 19 years and is the proud father of two children. He is an active member of Glory Christian Fellowship International in Carson, where he currently serves on the Missions Team and Men's Ministry. His favorite pastimes are photography, listening to jazz music, and watching UCLA football and basketball.

William M. DePriest, D.D.S.

Dr. William “Bill” DePriest is a graduate of UCLA School of Dentistry and has provided care to families in Santa Ana for over 30 years.  His philosophy of “doing it right the first time” as served him well and is evidenced by his longstanding record of quality and customer loyalty.  Dr. DePriest is well known in the community as a highly skilled dentist with a strong emphasis on Cosmetic Dentistry.  He takes great pride in his work and enjoys the relationships he has fostered with his patients through the years. 
Dr. DePriest is an avid fisherman, especially Big Game Fishing.  He also enjoys gardening, and believes in staying physically fit which he attributes to his longevity.
“Papa”, as he is called by his grandkids, is first and foremost, a devoted family man who is happily married with five children, and four grandchildren.   The great love he has for his family is the source of his compassion and caring which his patients experience every day.
“I feel the art of dentistry is being able to care for people while keeping them comfortable and at ease, it’s always important to me to give you the best that I can!”

John A. Spear, D.D.S.

Dr. John Spear is a graduate of USC Dental School and has been practicing dentistry for over 25 Years in Orange County.  Dr. Spear goes beyond providing cosmetic dentistry by distinguishing himself as our “Smile Makeover Specialist”.  Anxious patients have come to rely on his gentle approach to care, always with a smile and a skilled hand, as you will experience as a patient in our office.
Dr. Spear is a big sports fan and enjoys playing tennis, golf, and water sports, as well as attending USC Football games.  Dr. Spear is happily married and resides in the Anaheim Hills area.
“The greatest satisfaction for me comes when I see how our Smile Makeovers literally changes a person’s life for the better.  Dentistry to me is not just “fixing teeth”, but about fostering health.”

Alfred Penhaskashi, D.D.S.

Dr. Alfred Penhaskashi is Affinity Dental Center’s staff periodontist.  He fills a vital role in treating and preserving the oral health of many of our patients diagnosed with periodontal (gum) disease.  Dr. Penhaskashi is also our expert in Implant Surgery who has placed hundreds of implants throughout his prestigious career spanning over 16 years.

Education has always played a major role in Dr. Penhaskashi’s career.  He is a graduate of the UCLA School of Dentistry and subsequently obtained his certification in periodontics from the University of Southern California.
He was an associate professor in Department of Continuing Education at the USC and later developed his own programs such as the Dental Implant Study Club and Training Program.  

Patients are always comforted by his warm demeanor and thorough approach to managing periodontal disease.  His work is a substantial complement to our outstanding Hygiene Staff, and together, they provide our patients state-of-the-art care.

JAIRO SEPULVEDA, D.D.S.

Dr. Jairo Sepulveda is a graduate of Universidad Nacional Colombia Dental School where he distinguished himself by continuing on with a fellowship in Oral Surgery. After a decade of practice in his native Colombia, Dr. Sepulveda pursued a career in the U.S. where he completed the rigorous Implantology Continuum and Mini-Residency in Esthetic Dentistry at UCLA School of Dentistry. Dr. Sepulveda has always prided himself in being a "dentist's dentist," being the consummate learner to refine his craft. He has received training in many other areas of dentistry including orthodontics (braces), oral sedation, and pediatric dentistry.

Outside of work, Dr. Sepulveda enjoys being a father to his 4-year-old son, is an avid soccer fan, a wine aficionado, and latin music.

“Dentistry is a constant learning experience for me. I believe in always bringing my best to whatever I do, especially in providing care for my patients.”

Michael Hanrahan, D.D.S.

Michael "Dr. Mike” Hanrahan, DDS, is a graduate of the University of the Pacific Dental School in San Francisco and has been practicing dentistry here in Orange County for over 32 years. His father was also a dentist and together, they owned and operated their office in Garden Grove until 1984. Dr. Mike is an active member of various dental organizations and distinguished himeself as a Fellow of the Academy of General Dentistry in 1996.

Despite his extensive experience, Dr. Mike has not lost touch with the individual needs of his patients and treats them with the care and compassion he would extend to his own family or friends. He understands that the title of "doctor" means you are treating a person, not a tooth. Hence, his approach is to dental care is holistic and comprehensive. Giving back to the community also ranks high on Dr. Mike's list of core values, so on his days off, he volunteers his dental services 2-3 days a month at a local community outreach center.

Humor is Dr. Mike's antidote to the anxiety of being in a dental office, and anybody who knows him knows he loves to laugh and make the people around him do the same. He enjoys life, is an avid baseball fan, and loves to listen to the blues.