Our Staff

All professionals at Kinberly Antrim, DDS maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in the medical field. Read on to learn more about our staff's experience and training.

Kinberly Antrim, DDS Image

Originally from Gilroy, Dr. Kinberly Antrim is excited to be back and practicing in her beautiful hometown! After graduating from UCLA School of Dentistry, she gained certification in Advanced Education in General Dentistry at UNM Hospital in New Mexico to advance her skills in implant dentistry, conscious sedation, special needs dentistry, pediatric dentistry and much more. She has a deep passion for helping people and is committed to providing the best dentistry with a gentle and compassionate touch!

A dedicated volunteer, Dr. Antrim has aided and participated in programs for Healthcare for the Homeless, New Mexico’s Mission of Mercy and Remote Area Medical programs to promote oral health for all. Always eager for the outdoors, in her spare time she enjoys hiking and running. But most of all, she enjoys spending quality time with her fabulous husband, Nick and their three children.

Llesenia (Yesenia) Montilla, Registered Dental Hygienist 


Llesenia has been in the dental field for over 20 years! Originally from Arizona, her family moved to Gilroy when she was just a year old! Her love for dentistry began when she became a dental assistant. Quickly her passion to do more for her community grew. Llesenia’s goal has always been to help people. She decided to pursue hygiene school and graduated from Cabrillo College. She strives to make sure all her patients feel comfortable and educated on their oral health. Llesenia is very family-oriented and enjoys creating lifelong relationships with her patients. Especially, getting updates on their lives whether it be their own families growing or new grandbabies! In her spare time, Llesenia loves to spend time with her husband and their 3 children. She finds joy in working out, cooking and hosting family gatherings! 

Donna Diaz, RDH 


Donna was born and raised right here in Gilroy.  She graduated frim Gilroy High (Go Mustangs!) and received her Dental Hygiene license from Cabrillo College. Donna has deep roots in Gilroy with her great great Grandmother (Ascension Solarsano) being the last native American from the local tribe San Juan Bautista!  
From a young age, Donna has always been interested in the dental field and pursued a career in dental hygiene right out of high school and has worked in our community for over 20 years.  She is quick to make patients feel at ease by building confidence, trust, and friendship with each patient. Her understanding nature makes it easy for patients to feel comfortable.  She is extremely devoted to educating patients on their individual needs. 
In her spare time, Donna enjoys gardening, hiking, and spending time with her husband and 2 kids. 

 Crystal Patino, RDA- with Extended functions   


Crystal is our registered dental assistant with extended functions and has worked with Dr. Antrim for over 10 years. She is highly skilled and trained in several aspects of general dentistry. She received her training at Western Career College as well at advanced training at J Productions Dental Seminars. Your comfort is her primary goal and she is passionate about providing you with the very best care and making you feel as relaxed as possible during your dental treatment.

Crystal grew up in San Jose and married her high school sweetheart. They have been married for over 10 years and they have 3 children. In her spare time, Crystal loves to play sports with her family and volunteer at her kids school.

Sylvia Lustre, DA / Assistant Office Manager 


Sylvia is our Assistant Office Manager and joined our team in January 2017. She received her training at the Gilroy ROP Dental Assisting Program and started off in our office as a dental assistant. With her background in managing her father's landscaping business, she quickly fell in to the role of helping Dr. Antrim run many aspects of the business side of the office such as evaluating insurance benefits, accounts receivable, and treatment plan coordination so that Dr. Antrim can do what she does best- dentistry! Sylvia strives to do the best and wants all of our patients to feel like family. In her spare time she enjoys spending time with her husband and their two children.

Monica Delgado, DA / Assistant / treatment coordinator and scheduler