Meet the Team

At Your Service

Pasadena Veterinary Specialists is a group of individuals who have chosen to specifically care for animals with special medical and surgical needs. From our front office to our board certified specialists, we invite you to meet the team offering gentle, expert, and thorough care.

Jocelyn Mott, DVM

Diplomate, American College of Internal Medicine
(Small Animal Internal Medicine)

Medical Director

Dr. Mott graduated from the Western College of Veterinary Medicine in Saskatoon, Saskatchewan, Canada in 1992. After graduation, she completed an internship in small animal medicine and surgery at Oklahoma State University and then a small animal internal medicine residency at the University of Wisconsin-Madison. Dr. Mott is board certified by the ACVIM in small animal internal medicine.

With a broad range of experience, Dr. Mott has worked in small animal referral practices in Massachussetts, Texas and Florida, and has performed clinical research in veterinary nutrition. She has authored several publications and book chapters in veterinary medicine and is an international speaker in her field of expertise.

Although Dr. Mott enjoys all aspects of internal medicine, she especially enjoys gastroenterology, nutrition and endocrinology. She currently holds the position of Past-President of the ACVIM Foundation to help further animal healthcare and specialty medicine. When Dr. Mott is away from PVS, she enjoys spending time with her husband Pete, a veterinary clinical pathologist, and her two four-legged children, Zoey and Wally, horseback riding, and synchronized swimming.


Vivian Yau, DVM

Diplomate ACVIM (SAIM)

Dr. Yau completed a one-year rotating internship in small animal internal medicine, oncology, and surgery at Animal Specialty Group in Los Angeles. After the internship, she completed a three-year residency in small animal internal medicine at both Pasadena Veterinary Specialists and the associated Los Angeles Veterinary Specialists. Dr Yau is board certified in small animal internal medicine.

Professional interests for Dr. Yau include endocrinology, gastroenterology, cardiology and oncology. She also enjoys giving seminars to fellow veterinarians on topics such as canine Cushing's disease, diabetes and liver diseases.

Born and raised in Hong Kong through her early teens, Dr. Yau is entirely fluent in both Mandarin (Putonghua) and Cantonese. She has three mischievous cats named Puma, Nike and Charmmy and a dog named Gopher. In her free time, she enjoys spending time with her husband, exercising, and donating her time to charity.



Fiona M. Little, VMD

Diplomate, American College of Veterinary Surgeons

Dr. Little received her veterinary degree from the University of
Pennsylvania School of Veterinary Medicine in 1996.  

After graduating from veterinary school, Dr. Little completed a one-year rotating internship in surgery, medicine, and emergency treatment at Rowley Memorial Animal Hospital in
Springfield, Massachusetts. Following the internship, Dr. Little practiced in a general practice in northern Virginia for one year. In 1998, Dr. Little began a three-year residency at Iowa State University. After completing the residency in 2001, Dr. Little passed the board certification examination to become a Diplomate of the American College of Veterinary Surgeons.

Dr. Little’s special interests include soft tissue surgery, oncologic (cancer) and reconstructive surgery, as well as neurosurgery. She also performs orthopedic surgery such as TPLO (tibial plateau leveling osteotomy), fracture fixation, TPO (triple pelvic osteotomy), and numerous other procedures.


Alex Corral


Alex has been working as a veterinary receptionist for many years and has been a member of the PVS team since 2014. She has a few furry felines and two red-eared sliders (turtles) at home. In her free time, Alex enjoys reading, being outdoors and spending time with close friends and family. 


Maureen Mainwaring, RVT

Registered Veterinary Technician

 Maureen has been working in the veterinary field since 1994. Maureen started her education at Pierce College, attended University of Arizona and then finished at California State Poly Pomona with a BS in Animal Health Science. She obtained her RVT License in 2000. The majority of her experiences is in Oncology, Internal and Emergency Medicine. Her experience with animals began at a very young age. She has 4 cats (Sosa, Sticky, Snuggles and Tigressa) a 13 year old Chihuahua (Koda) and two rabbits (Jager Bomb and Brownie). During her free time, Maureen enjoys hiking and running as well as swimming and spending time with her son. Hopefully she will have a new Labrador to join them on their adventures.


Jonathan Selva, RVT

Registered Veterinary Technician

Jonathan has been working in veterinary medicine since 2010. His interest in animals sparked at the age of three due to his father’s influence and love for mother nature. As an RVT he has had the opportunity to work with a variety of animals ranging from cats and dogs to livestock. In his free time, he enjoys playing guitar and spending time with his family and Pit Bull, Apollo.

Octavio Oregel

Veterinary Technician

Octavio’s love for animals has been fostered over the years, having cared for a menagerie of animals throughout his childhood, including 3 hamsters, a lizard, a tarantula, a snake, a black kitten by the name of B-G, chickens, fish, and a hurt pigeon. Because he enjoyed working with animals, Octavio started working in the veterinary field in 2001 at a veterinary practice in Monrovia. Octavio has been part of the PVS team since 2006. He is a vital member of the team, providing care for our patients and clients, performing laboratory tests, filling prescriptions, and performing radiographs. Born and raised in Los Angeles, Octavio also enjoys taking pictures of vintage cars.


Frida Fuentes

Veterinary Technician

 Frida has been providing patient care in diverse fields for 13 years. Frida attended Platt College and is currently working toward obtaining her RVT license. In her spare time she enjoys hiking and taking her dogs to dog beach!

Isabel Malacara

Doctor's Assistant / Veterinary Technician

 Isabel has been a technician with PVS since 2015. As a child, she knew she wanted to work with animals. She says her biggest satisfaction is helping care for sick patients and nursing them back to health so they can return home to their loving families. Isabel takes great pride in her work and her driving force is the love of all the animals she comes in contact with. Isabel has a cat named D.C. and a dog named Shady.


Nicole Latorre

Doctor's Assistant / Veterinary Technician

Nicole has been working with animals as a veterinary technician for 15 years. She has experience in general practice, emergency and specialty medicine. She has also worked closely with California native wildlife as a volunteer supervisor at California Wildlife Center in Calabasas (2012-2014). Nicole always had lots of pets as a child including reptiles, bunnies and rodents. She currently has a 13 year old miniature dachshund named Berlin and an 8 year old blind tuxedo cat named Josephine. In her free time Nicole enjoys bird watching, seeing live music, and traveling. Nicole has been Dr. Mott’s assistant since 2016.


Mary Gamble

Veterinary Technician Assistant

Mary has been working in the veterinary field for over 15 years. She has a dog named Bowie, two cats: Mr. Man and Guinness, and a tortoise named Bubbasaurus. In her free time, Mary enjoys spending time with her family, friends and pets.


Rudy Herrera

Veterinary Technician Assistant

Rudy has been working with animals since 2003. He has managed multiple pet stores and has experience with reptiles and exotic animals as well as dogs and cats. Rudy’s love for animals started at a young age and he could always be found rescuing animals and bringing them home. In his free time, Rudy enjoys playing bass and working with teens in his church’s youth group.


Maritza Molina

Senior Surgical Technician

Maritza began working in the veterinary field at a very young age. Her neighbor, Dr Nigel White (now a retired Veterinarian) introduced her to her future career at the age of 15. As a child, she always had a passion and love for animals and her dream was to work with animals and give them her love, healing hands and devotion. To Maritza, Dr. White was an angel, fallen from the sky. He trained her and exposed her to the veterinary field and helped her grow her wings to pursue bigger and better opportunities. Maritza is the Senior Technician at Pasadena Veterinary Specialsists Surgical Department and has been working there since 2008. She appreciates critical surgical cases and like to run anethesia and assist the doctor in surgery, especially in soft tissue cases. Maritza has her AS Degree in Biology and is currently working on her BA degree to be an RN with an emphasis on Pediatric Oncology. She currently lives with her two dogs, Missie a 14 year old female beagle/corgi mix and Honey-Moon, her 6 year old female cocker spaniel. She also has two cats, Luna an 8 year old and Charlie who is 2 months old. In her free time, Maritza is a painter and she enjoys reading, soccer,hiking, biking, swimming, weight lifting, dancing and she loves to travel. Maritza continues to seek better techniques to master her nursing aptitude and is always willing to learn new skills. Her viewpoint when working with patients is: The more you know the better it is for yourself and for your patients to give them the best and most thorough medical care. 

Brittany Blanco

Assistant Veterinary Technician

Brittany has been a Veterinary Technican specializing in Emergency Medicine and Surgery for the past 5 years. She graduated from Cal Poly Pomona in June of 2011 with her Bachelors of Science in Animal Science. Brittany is eligible to take the State and National Board Exam to acquire her RVT license. She plans on taking it within the year. Brittany's interested include radiology and critical/emergency surgery. She has two pit bulls, Lucy and Damien and a French Bulldog, Frankie.  

Consulting Specialists

David Hager, DVM, MD

Diplomate American College of Veterinary Radiology

Dr. Hager is a board-certified veterinary radiologist, and has a unique background in medical and radiologic training in that he is both a veterinarian and a physician. He received his veterinary degree in 1980 from Purdue University, completed a small animal medicine and surgery internship at Louisiana State University and then underwent a three-year veterinary radiology residency at the University of California, Davis, that culminated in board certification as a veterinary radiologist in 1984. He joined the faculty at the University of Florida as an Assistant Professor for four years before establishing a radiology practice in San Diego in 1988.

Due to an intense interest in comparative medicine and advanced imaging procedures, Dr. Hager attended medical school at the University of California, Davis, and graduated in 1994, while maintaining a radiology practice in San Diego. As part of his human medical training, he completed a transitional internship at Mercy Hospital in San Diego and two years of radiology residency at the University of California, San Diego.

In San Diego, he established, and later sold, a stand-alone veterinary diagnostic imaging center. The center provided nuclear medicine, ultrasound, CT and MR imaging along with hyperthyroid cat treatment, commonly referred to as I-131 or radioactive iodine. Recently, Dr Hager's practice has evolved into emphasizing teleradiology consultations with a special interest in MR and CT imaging. Dr. Hager has over forty articles on veterinary radiology topics published in various veterinary journals and has spoken both nationally and internationally on veterinary radiology subjects.

Dr. Hager continues his interest in comparative human and veterinary radiology while striving to obtain the highest quality of diagnostic imaging for his veterinary patients and practice. Having been a cat lover his entire career, Dr. Hager continues to own and manage the Animal Imaging & Treatment Center ( in Las Vegas, NV, a hyperthyroid cat treatment center.

We are fortunate to be able to call on the services of Dr. Hager as a consulting radiologist and know that his expertise is paramount in the proper evaluation of our patient’s imaging studies.


Peter Fernandes, DVM

Diplomate, American College of Veterinary Pathologists

Dr. Pete Fernandes completed his DVM at the University of Wisconsin-Madison. This was followed by an internship in small animal medicine and surgery at South Shore Animal Hospitals in Boston. Dr. Fernandes’ residency was in clinical pathology at Texas A&M University and the University of Florida. He is a Diplomate of the American College of Veterinary Pathologists. His interests include cytology, infectious diseases, and diagnostic oncology.