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About Us

Keith Johnson, D.D.S.

Owner Doctor

Dr. Johnson completed his undergraduate work at UC Davis and graduated from UCLA dental school. He started Marina Dental almost 20 years ago and loves practicing dentistry. In addition, Dr Johnson teaches anatomy and dental hygiene courses at two local community colleges. Every year he travels to Cambodia to provide dental care for people who would otherwise unlikely receive any. Dr. Johnson enjoys traveling, surfing, kayaking, hiking, yoga, and doing projects around the house. He is our in house specialist with root canals, implants, and extractions. Dr. Johnson is wonderful at explaining treatment in a patient friendly language that is easy to understand.


Karen Hansen, D.D.S.

Associate Doctor

Dr. Hansen completed her under graduate degree at UC Irvine and received her dental degree in San Francisco at The University of the Pacific. She spent two years in Switzerland working at the University of Lausanne Hospital, and one year working at the UN Refugee camps in Thailand. She is now busy raising her two kids, gardening, hiking, and sailing. Dr. Hansen is extremely patient and takes the time necessary to thoroughly explain treatment to her patients.


Rosa Marie Ordonez, D.D.S.

Associate Doctor

Dr Ordonez has been working at Marina Dental since 2002.  She graduated with her DDS degree from the University Of San Carlos Of Guatemala in 1996 and, after enrolling in a dental program at UCLA, she obtained her California Dental License in 2002.  In 2006 she completed a Comprehensive Esthetic Dentistry Residency at Esthetic Professionals. Dr Ordonez is a perfectionist who enjoys keeping abreast of new technologies in dentistry.  She loves interacting with and getting to know her patients and is always willing to accommodate their needs so they are happy with their dental treatment. Dr Ordonez is very energetic and enjoys hiking, swimming, walking on the beach, watching movies reading books and traveling, whenever possible.


Suki Garcia, RDH

Suki has been working at Marina Dental for over two years and has over ten years of experience in the dental field. She graduated from the Oxnard College Dental Hygiene Program in 2005.Suki values spending time with her family and learning traditional Mexican cuisine. She enjoys all things outdoors and active but especially hiking, rollerblading, and yoga. Suki is friendly and informative educating her patients on important oral hygiene practices putting the most nervous of patients at ease.


Liz Tello, RDA

Front Office Supervisor

Liz has been with Marina Dental since 2003 and has been in the dental field for twelve years. She enjoys working with people and is our insurance and treatment expert! Liz has two kids and enjoys being a soccer mom. Liz likes to spend time with her family, riding her bike, hanging out with friends, and watching her kids play sports. She is constantly working for patients as their insurance advocate.


Mercedes Gonzales, DA

Mercedes has been working at Marina Dental since 2007. She is currently working on becoming a Registered Dental Assistant and taking classes at Oxnard College. In her spare time Mercedes likes to hang out with her family, play soccer, and watch sports. She is always bubbling with a big smile to brighten everyones day!


Mina Suelter, DA

Mina has been with Marina Dental for seven years and knows the office like the back of her hand. She is currently going to school taking any class that sparks her interest. Mina likes to hang out with her sisters, listen to live music, and anything else creative.