Our Hours During Shelter In Place Order

Mon – Fri: 7 a.m. – 6 p.m.
Sat – Sun: 8 a.m. – 5 p.m.
Urgent care please call ahead

Our Location

1770 Prairie City Road
Folsom, CA 95630

Meet Our Staff


Dr. Jennifer Sweet,

Jennifer Sweet

Dr. Sweet graduated from UC Davis School of Veterinary Medicine in 1995 and practiced for five years in various veterinary hospitals in nearby Fair Oaks before opening Blue Ravine Animal Hospital in Folsom in 2000.

Dr. Sweet holds a Bachelor of Science degree in animal science from UC Davis and completed graduate studies at California Polytechnic University at San Luis Obispo. She specializes in small pet animals.

Dr. Sweet is a member of the AVMA, CVMA, AAHA, and SVVMA and is the proud owner of a Saluki, two City of Folsom shelter cats, and many tropical fish. Dr. Sweet and her husband, Greg, have two beautiful children, a daughter, Madeline Grace, who was born on their 10th wedding anniversary and a son, Nathaniel James. She enjoys gardening, playing with her children and dog, cooking, and designing birthday cakes.


Dr. Jackie Thomas,

Jackie Thomas

Dr. Thomas graduated from UC Davis School of Veterinary Medicine in 2002. After graduation, she worked at hospitals in Stockton and Fair Oaks. She joined Blue Ravine Animal Hospital in March 2007.

Dr. Thomas is originally from the Pacific Northwest and holds Bachelors degrees in both oceanography and zoology from the University of Washington in Seattle. She is a member of the AVMA, CVMA, and SVVMA.

Dr. Thomas lives in Folsom with her Bulldog mix, Charlotte. She and her husband, Dave, are the proud parents of a fabulous son named Eric. She enjoys cooking, traveling, painting, and spending time with her family.


Dr. Christina Riffle-Yokoi,

Christina Riffle-Yokoi,

Dr. Yokoi grew up in Gold River and knew from a very young age that she wanted to become a veterinarian.  She was a volunteer at Blue Ravine Animal Hospital for six years prior to graduating from the UC Davis School of Veterinary Medicine in 2014.   

She received a Bachelor of Science Degree in Biological Sciences from UC Irvine in 2010.  Her primary interests are in dogs and cats, and she has a particular soft spot for senior pets. 

Dr. Yokoi is a member of the AVMA, CVMA and SVVMA.  She has a West Highland White Terrier, Daisy (named after Daisy Duck). Her interests outside of veterinary medicine include playing soccer and racquetball, traveling, enjoying good food and all things Disney. 

Dr. Katherine Wolf,

Katherine Wolf,

Dr. Katie Wolf is a graduate of UC Davis and was a registered veterinary technician for 10+ years prior to completing vet school. Dr. Katie Wolf holds a BS degree in Biology/Zoology from San Francisco State University and completed coursework for her Masters degree in Biology/Genetics at CSU, Dominguez Hills.

Dr. Wolf previously worked at Blue Ravine Animal Hospital for over 2 years before heading overseas for a year to work in Thailand, Laos, and Nepal with nonprofit groups to address rabies and street dog population control. She is very excited to be back in general practice, reconnecting with old patients and meeting new ones!

Her veterinary interests include the special needs of brachycephalic breeds such as bulldogs, working with rescue groups, ophthalmology, internal medicine, soft tissue surgery, and the concept of One Health (where animal, human, and environmental health intersect).

Dr. Wolf is originally from Pennsylvania but has called 6 US states, Hong Kong, and Japan home over the years. In her free time, she enjoys spending time with her husband and 2 children, satisfying her wanderlust by traveling to obscure corners of the world, street dog medicine, international veterinary volunteer work, yoga, and asian cooking. She is a bulldog enthusiast and is the proud owner of an English bulldog named Coco and an American bullnese named Bodhi.

Dr. Cristina Finochio,

Cristina Finochio,

Dr. Finochio is a graduate of The University of Melbourne Doctor of Veterinary Medicine program. She worked for 4 years as a volunteer and Veterinary Assistant at clinics in Citrus Heights and Orangevale prior to attending veterinary school.

Dr. Finochio received a Bachelor of Animal Science at UC Davis.  Her veterinary interests include surgery, clinical pathology and ultrasonography.  She is a member of the AVMA, CVMA and SVVMA.

Dr. Finochio is the proud owner of Meeka, her native Australian mutt, and Rhône, her newly acquired Golden Retriever puppy. In her free time Dr. Finochio enjoys hiking, swimming, kayaking, spending time with her family and any activity that involves her dogs.

Dra. Finochio puede comunicarse en Español. 

Dr. Candy Wu,

Dr. Candy Wu,

Dr. Candy Wu was born in Taiwan and grew up in a household full of dogs. Her family routinely took in the many strays that roamed their rural town which sparked a lifetime interest in animal health. Dr. Wu is a graduate of UC Davis School of Veterinary Medicine and has a BS in physiology and animal science from Cornell University.

Dr. Wu worked at a high-volume hospital in Turlock after graduation. She has a special interest in soft tissue surgery and practices with an emphasis on stress free handling – especially for skittish feline patients. She is a member of the AVMA, CVMA, and SVVMA.

Dr. Wu has a Labrador named Rose and a Bengal cross named Loki. She has a passion for cooking and enjoys hiking, traveling, and weight lifting in her free time. She and her husband relocated to the Sacramento area to be closer to family. They decided to settle here specifically after falling in love with the trails and lakes of Folsom. Dr. Wu is very excited to meet the residents (people and pets) and hopes to become an active member of the Folsom community.

Dr. Wu does speak mandarin fluently. Although she would like to apologize in advance for her terrible mandarin vocabulary.

Dr. Ricky Walther,

Ricky Walther,

Dr. Ricky Walther was born in San Jose and grew up in a rural community north of Auburn, CA. He has wanted to be a veterinarian since he was very young. Throughout high school and college he volunteered in veterinary hospitals where his passion for animals and medicine grew. Dr. Walther is a graduate of UC Davis School of Veterinary Medicine and has a BS in Animal Science from UC Davis as well.

Dr. Walther joined the team at Blue Ravine Animal Hospital after graduation. He has a special interest in preventative medicine, nutrition, ultrasonography and reproductive medicine and is trained in stress-free animal handling. He is a member of the AVMA, CVMA, and SVVMA.

Dr. Walther has two Miniature Australian Shepherds named Kiya and Kimba. In his free time he loves to travel as well as spend time outdoors camping, boating and hiking with friends and family. He and his wife moved back to Folsom after his graduation and Dr. Walther is very excited to meet new clients and pets as he and his wife settle down in the Folsom community.


Office Manager

Patti ,
Office Manager/Receptionist


Patti has been working as the head receptionist and office manager at Blue Ravine Animal Hospital since its opening. Patti also has more than 15 years of experience as a veterinary technician.

Patti has bred and shown bulldogs for more than 20 years, and she heads the Northern California Bulldog Rescue program. She helps place more than 100 rescued bulldogs (French and English) each year.

Patti is the proud owner of a ranchette, and her animals include cows, sheep, pot belly pigs, cats, and several bulldogs.

Practice Manager

Katie Schwartz
RVT, Practice Manager

Katie  Schwartz

Katie graduated from UC Davis with a BS in biological sciences. She has worked in the veterinary field since 1997. She has been with Blue Ravine Animal Hospital since 2003 after moving from the Bay Area with her husband.

Katie enjoys spending time with her family, kitties, dog Puppy (yes, Puppy), and going to sporting events. She also enjoys gardening, singing, and oil painting.

Registered Veterinary Technicians

Andrea ,
Lead Surgery Technician, RVT


Andrea has worked in the veterinary field since 1999. She graduated from Cosumnes River College in 2007 with her AS in veterinary technology. For as long as she can remember, Andrea has always had a strong gravitation toward animals of all kinds. Growing up, she raised a multitude of sheep and later won Grand Champion in FFA.

She loves to travel and stay at the beach, where every tide pool and overturned rock is a new and exciting discovery. Andrea enjoys being outdoors, gardening in the sunshine, and spending time with her husband. She has two cats, Summer and Casper, a tortoise, fish, and chickens.

Registered Veterinary Technician

Registered Veterinary Technician

Jessi has been in the veterinary field since 1998. She loves all animals but has an extra soft spot for senior cats and golden retrievers. 

In her spare time she loves to hike, swim in the river, and spend time with her family.


Registered Veterinary Technician

Veterinary Assistants

Veterinary Assistant

Veterinary Assistant

Veterinary Assistant

Jax ,
Veterinary Assistant, Exam Room Supervisor


Jacqui, also known as Jax, has been in the veterinary field since 2001 and is Fear Free certified. Her experience with animals, however, started at a much younger age. As a little girl, she would bring home lost or stray animals, care for them, and then try finding them homes.

Jax enjoys spending time with her husband and fur kids. Jax has three dogs, Fury, Envy, and Lexi, along with three rescue cats, One-Eyed Willie, Drake, and Ninja Fury. In her free time, she enjoys camping, riding horses, road trips, cooking, and spending time with furry friends through pet sitting.

Veterinary Assistant

Ashley joined our team in July 2019.

Veterinary Assistant

Cassidy joined our team in February 2019.

Veterinary Assistant

Veterinary Assistant

Kaitlyn joined our team in June 2018.

Veterinary Assistant

Veterinary Assistant


Rashmin has been in the veterinary field since 2014. She graduated from University of California Davis as an Animal Biology major in 2014. She always knew she wanted to become a veterinarian and is currently working her way toward that goal. Her family members would always call her the "Animal Whisperer" because many lost animals seem to find her when in need of help!

In her spare time, Rashmin loves to be around and cuddle her furry friends and also experiments in Makeup Design.

Veterinary Assistant

Raven joined our team in November 2019.

Sarah G.,
Veterinary Assistant

Sarah G.,

Sarah has worked in the veterinary field since 2009. She graduated from Consumnes River College in 2017 with her A.S. in Veterinary Technology and is currently working on becoming a Registered Veterinary Technician. Sarah's love of animals began at a young age while helping to care for her family pets.

Sarah enjoys spending time with her husband, their two children and their many furry and feathered pets. Sarah has two dogs, Demi and Red, two cats, Opal and Lilo, a horse, two pot-belly pigs, four goats, a rabbit, a hamster and several chickens. When Sarah gets spare time, she enjoys horseback riding, hiking, fishing, camping, and painting.

Sarah M.,
Veterinary Assistant

RVT, Exam Room Supervisor

Customer Service Representatives


Amanda joined our team in July 2019.

Ann ,


Ann has lived in Sacramento since 2011, having moved from Southern California, where she lived for 13 years. Originally from Newport News, Virginia, she has lived on the east coast and in Germany and Los Angeles. She has worked as a veterinary receptionist since 2007, both in an animal emergency hospital and in a day practice.

Ann is married to her husband, Chuck, and has two children. David graduated from  UC Riverside, and Mary is an honor student who loves animals and rocks. They have several pets, including four cats, one bunny, two fish, and the newest addition to the family, Hayley, a small dog who they recently adopted. Most evenings, all pets can be found snuggling together on the couch. The family also likes to spend time together hiking, camping, quad riding, and antiquing.


Caitlin is originally from the Santa Cruz Mountains and has lived in Somerset since 2017. Ever since she can remember she has had a profound love for and a strong will to help animals.

Caitlin grew up within the veterinary field and has been surrounded by many animals throughout her life. She has known since a very young age that she would work within the veterinary field.  Her mother Marietta Madden, RVT and stepfather Anthony Madden, DVM own Summit Veterinary Hospital, a well-known veterinary hospital in the Santa Cruz Mountains. Caitlin worked at her family’s hospital for many years, where she became a staple for clients and patients alike. Veterinary medicine is a true passion of hers and she strives to continue to grow within the veterinary field.  

Caitlin loves living in Somerset with her boyfriend Chris and their 2 horses, 3 dogs, and 3 cats. In her free time she enjoys being outdoors and hiking/cuddling with her dogs, trail riding and training her horses, cuddling their cats, snowboarding, camping, kayaking/paddle boarding, gardening, biking, and drawing with charcoal. Caitlin loves and appreciates spending quality time with her friends, family, and beloved animals.




Lauren is a native of Southern California having lived there for 23 years. She has lived in Sacramento since 2011. She has volunteered and worked with a variety of animals from dogs and cats to wolves and big cats.

Lauren has a son named Tristan and 2 dogs and 1 cat. They also have fish and a tortoise named Professor Sheldon Shellhouse. She is an avid sports fan and enjoys spending time watching basketball, baseball, and football games. Lauren also enjoys taking nature pictures and going to different parks and zoos with her son.



Meredith joined our team in May 2018.

Michelle ,


Michelle joined Blue Ravine Animal Hospital in 2010. She has been a lifelong animal lover. She and her husband moved to the Sacramento area from Sonoma County about 20 years ago. They share their home with an array of four-legged friends. She has been a volunteer with Northern California Bulldog & French Bulldog Rescue for several years and is also involved with her local and national bulldog club.

Tricia ,


Tricia has been working in the veterinary field as a receptionist for over 20 years. Born and raised in Santa Barbara, California, she first started working as a receptionist for a veterinarian in 1988 before moving to Sacramento in 1989. 

She met her husband, Eric, in Sacramento, and has three children. At the current time, her other children include her three kitties: Pippers, Rudy Jones, and Oliver Jones - all of which think they are a lion! She plans on continuing her work in this field helping our clients with the care of their pets.



Misty ,
Pet Groomer


Misty has been grooming dogs and cats for more than 25 years. She previously owned her own grooming shop in Fair Oaks.

Currently, Misty is spending extra time riding horses, enjoying her many cats and dogs, and volunteering with the Folsom Lake Mounted Trail Unit. When not showing dogs or riding horses, Misty spends time quilting or camping.

Animal Care Attendant

Animal Care Attendant

Anni joined our team in August 2015.

Animal Care Attendant