Our Office Staff
The best office staff there is!
Diane Guerrero, R.N.P. (Women's Health Nurse Practitioner) Diane is married to Donald, and they have 2 daughters, Dawn and Dena (they like the letter D). She has a pet Akita dog named Kai. Her personal interests include arts and crafts, gardening, she’s especially proud of her more than 100 plumeria plants and she loves shopping at Michael’s and Home Shopping Network. | ||
Marina Jick, B.S., R.N., Licensed Esthetician Marina’s offerings include: Botox® therapy, varicose vein sclerotherapy, Lumenis One® IPL PhotoFacials, LightSheer® Diode Laser Hair Removal, facial peels (chemical, enzymatic, glycolic), European Spa facials, physical resurfacing (MicroDermabrasion and Dermaplaning), sclerotherapy (spider vein removal), rosacea care, teenage and adult acne care and treatment and more. Marina's Oasis also carries many fine lines of professional skin care products including La Roche-Posay/BioMedic, Kinerase, Jan Marini Skin Research, PREVAGE® MD and more. Marina will perform a detailed skin analysis and work with a client to develop a personalized, professional therapeutic skin care program. | ||
Coming Soon | Office Manager | |
| Rachel Hansen, RDMS, Ultrasound Technologist Rachel knows the buttons on our ultrasound machine like a concert pianist knows the keys of a piano! Rachel is married and has 3 stepchildren and a new step-grandchild! Rachel also creates custom hula hoops and studies hoop dancing (she has even done a hula hoop FIRE DANCE!) | |
Griscelda Lopez, Receptionist Griscelda is married to Pablo and they have two sons, Daniel and Diego. In her free time, Griscelda likes to be with her extended family, going to the beach or on picnics. This can be quite a large group because Griscelda has 10 sisters and 4 brothers! | ||
Claudia Delgado, Medical Assistant/Back Office Supervisor Claudia enjoys the bonds that she has been forming with patients over the years. She loves being there for the whole process - seeing the joy when a patient becomes pregnant, all the way through the pregnancy’s ups and downs, to the proud visits of new moms, showcasing their adorable newborns! Claudia enjoys outdoor recreation, especially fishing, jet skiing, and other water sports. Claudia has a pet dog, part pit bull, named Kahlua, and she loves anything to do with dolphins (the sea mammal, not the football team). | ||
| Liz Ceballos, Receptionist and Billing Assistant Liz has a young son, Luis and a daughter, Leanna. She loves her vacations because she visits her large family in El Paso Texas where she has 24 aunts and uncles (yes, 24) and too many cousins to count! | |
| Johanna Quiroz, Medical Assistant | |
| Dena Guerrero, Office Assistant Dena recently also spent a year performing as a Polynesian dancer at Tokyo Disneyland. Dena is also enrolled at Cal State Fullerton, majoring in Child Development. She is a full-time student and still works hard part-time with us! | |
| Maral Nigoghossian - Back Office Assistant | |
Michelle Johnston, Medical Billing Michelle is very active with her family and friends. She is happily married to Steve; together, they have a daughter, Natalie, and a son, Cole who keep her pretty busy with all their activities. | ||









