The Staff

Adam R Dalesandro
Doctor of Dental Surgery

A native of Tucson, Adam grew up in swimming pools and playing soccer all over Arizona. He attended Salpointe Catholic High School where he was a scholar athlete. He shared homeroom with his future wife, Debbie Derickson Dalesandro (Jeff Derickson's oldest daughter). The couple attended prom together their senior year as well as participated in many activities. They were married in 2006 and have two children, Lincoln and Kason.

Adam is a graduate of the University of Southern California with a degree in Real Estate Finance and Development. After returning to Tucson, Adam worked for different developers and brokers and was one of the top 1% of Realtors in Southern Arizona. He decided to go back to the University of Arizona where he earned a minor in chemistry in route to his first passion, Dentistry.

Adam is a graduate of Midwestern University College of Dental Medicine in Glendale, AZ. During his education he received awards in academics as well as, "The Periodontal Therapy Award," "The Helping Hands Award," "Certificate of Achievement Award," and "Certificate of Appreciation Award.

Diane D. Houston
Front Office

Moved to Tucson from Sierra Vista in 1996 to join the Air Force. During her time at Davis-Monthan AFB, she was a member of the Elite Honor Guard. Of Thai heritage, she has been married since 1999 to John. She was an amateur boxer for a few years. She has 2 girls – Aveleena and Jessica, a "fur baby Doberman Pinscher, Kona.

She loves horror and comedy movies and a nice glass of wine. Staff says: We are lucky she's part of the team! Diane has a great attitude and is a sweet gal with a great giggle!

Maria Gallegos
Dental Assistant

Originally from Cactus, Texas, she has been in Tucson since 1998. She has been a dental assistant since 2000 and is a graduate of Pima Medical Institute. She was an aspiring basketball player in high school back at Dumas High School.

She has three children, Alan, Iridian and Kevin and enjoys evenings at the park with them. She also enjoys cooking Mexican food, reading Danielle Steele novels, listening to music and riding quads. Staff says: Sweet girl with a sweet tooth!!! A great addition to our team.

Rhonda Meyer
Dental Hygienist

Born in Chokio, Minnesota. Lived on a farm until age 7, when the family moved to Tucson. Worked for 27 years as a Respiratory Therapist and now as a Dental Hygienist since 2000. Married with 3 children. Loves family gatherings, gardening, and scrap-booking. Her favorite flower is the Petunia. Staff says: She is extremely dedicated to her work and her patients. A great example as a clinician! A warm-hearted and caring lady. SWEET, SWEET, SWEET!

Front Office

Andrea could not enjoy more working with Dr. Derickson and Dr. Dalesandro and the incredible team they have built. Andrea's kind heart, willingness to always take the extra, unexpected step for each of our patients and her attention to detail are qualities we could never be without in our front office administration position. As she cares for each of our patients, she ensures all our patients receive the attention our team is known for and committed to providing.

Andrea has many passions outside of our office. She is a jewelry designer, a beach lover and is never caught without being in the middle of a new craft project. It is, however, a well known fact that Andrea does have one passion that trumps all others; her son Jacob, of whom she could not be more proud. When it is not his baseball season, they enjoy being outdoors, swimming, hiking and as proud Tucson Natives, taking advantage of all our beautiful city has to offer.


Barbara is a native to Arizona, born in Flagstaff. After many moves around the country, her family settled down in Tucson. She is the eldest of ten children. Barbara recently celebrated her 34th wedding anniversary to the love of her life, Glen. Her favorite activities after work, including camping, boating, hiking, quad riding, and spending time with her "furr baby girls", Madding and Taylor. Barbara's dental career began in 1979 in Tucson, and now has the pleasure of working with Dr. Dalesandro and Dr Derickson and staff.

Dental Assistant

Betsy grew up in Tucson, the youngest of 8 children. Completed Dental Hygiene school in Flagstaff, Arizona in 1989. She is married and has 3 wonderful children, 17, 18,9 years old. Her husband is a military veteran and currently a stay at home dad. Betsey's outside activities include family time, church functions. Betsy joined the Derickson, Dalesandro team recently and has enjoyed being part of this new office.

Jeffery C. Derickson
Doctor of Dental Surgery

Dr. Derickson was born in Tucson, Arizona. He attended Tucson High School, the University of Arizona, and received his Dentistry Degree from the University of Southern California where he graduated in the top 2% of his class. Dr. Derickson has received numerous honors including Who's Who in Arizona, Who's Who in the West, Who's Who in America, Who's Who in Executives and Professionals, America's Top Dentists, and Top Dentists in Tucson (as voted by his peers). He is also a member of the Fiji Hall of Fame! He belongs to the Catalina Rotary Club and is a Past President. His hobbies include hunting, fishing, skiing, knife making, photography, and tennis. His father was an orthopedic surgeon in Tucson. He has 2 brothers and 2 sisters. Dr. Derickson is married and has three daughters and 6 grandchildren. A life-long member of the Southern Arizona Dental Society and the American Dental Association, he is constantly attending continuing education classes to achieve an even higher level of knowledge and expertise. He is a Laureate of the American Academy of Dental Sciences and Fellow of the American College of Dental Sciences.

Cece Derickson
Office Manager

Raised in Mesa, graduated from the U of A with a Masters in Education. She and Dr. Derickson met their sophomore year in college and were married in 1973. Has 3 girls who are her pride and joy! She is active in the community volunteer - volunteering much time to her church, working with the Ara Parseghian Medical Research Foundation, The Tucson Festival of Books, and advising students at the U of A – where she earned the 'Greek Advisor of the Year' Award twice!

A very family oriented person, she recently enjoyed the excitement of the birth of their seventh grandchild. Loves chocolate and counteracts its effects with tennis, pickle-ball, kayaking, and lots of other sports! Staff says: Cece likes to shower us with thoughtful gifts and organize fun events, which is very encouraging to the staff. We appreciate her dependability and involvement in the practice!

Debbie Dalesandro
Dental Hygienist

Debbie is Dr. Derickson's oldest daughter as well as Dr. Dalesandro's wife. She grew up in Tucson participating in many activities but was an outstanding swimmer. She met her husband on the Salpointe swim team where she went to State all 4 years. She still swears she had a better time in butterfly than Adam did!

Debbie attended Northern Arizona University and received her Bachelor of Science in Dental Hygiene degree in 2002. She has been practicing hygiene for over 12 years. She loves her patients and enjoys meeting new people and their families.

Debbie loves to travel, scuba dive, watch U of A sports, and socialize with her friends, but her favorite thing to do is spend quality time with her two sons, Lincoln and Kason.

Linda Clayton
Dental Hygienist

Over 40 years living in the Southwest. Graduate of The University of New Mexico and Pima College-RDH Program. Practicing since 1999. Married 35+ to "Clayton"- who makes a sneaky eggnog. One daughter, Emily and a beautiful granddaughter, Abigail. Loves gardening. A great storyteller. A "wicked" sense of humor! Receives birthday cards from the best plastic surgeons in town…Staff says: She's the life of any party! A go-getter at work. We look forward to "easy-going" Thursdays with her!

Karen Melik
Dental Hygienist

Born and raised in rural Ohio and, after graduation from high school, moved to sunny Arizona. Karen came to us via Rhonda Meyer since they both used to work together as Respiratory Therapists for 20 years. Decided to change her career in 1999 and graduated from Dental Hygiene School with Linda Clayton. Karen has one adult son who also resides in Tucson. She lives with beautiful boxer "Josie." She enjoys cooking, baking, gardening, music and riding her "Indian Scout" motorcycle. Staff says: A wonderful friend to everyone, always smiling and cheerful!

Dental Assistant

Alba has been assisting for 25 years and she still loves it!

Dental Assistant

Ashley is a native of Tucson graduating from Rincon High School and Pima Medical Institute. She is the youngest of six siblings. Ashley loves spending time with family, especially her three nieces and two nephews. She also enjoys hiking, boxing, yoga, reading and traveling.

Dental Assistant

Judy has been assisting for 10 years. She grew up in Tucson, graduating from Pueblo High School in 2000. Judy enjoys spending time with her three children, going to the gym, crafts and playing sports with her children. The staff says she is always willing to help with proactive attitude and contagious smile.

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