Bollinger Canyon Animal Hospital

Is this your veterinarian?

400 Montgomery Street
San Ramon, CA 94583

Driving Directions

(925) 866-8500


  • Hours:
  • Mon-Fri: 8:00am - 6:00pm
  • Sat, Sun: Closed

Bollinger Canyon Animal Hospital is a full-service practice that strives to offer excellent care to our patients. We understand the uniqueness of each pet, and we are committed to working with each pet parent to help ensure his or her pet's overall wellness. Our highly trained staff and state-of-the-art equipment are important to the care we provide, but that is only part of our story. You and your pet will be treated with care, compassion, and professionalism, which are critical to the friendship we hope to build with you. Call us today at (925) 866-8500 to learn about our services or to schedule an appointment.

Bollinger Canyon Animal Hospital Services

  • Anesthesia
  • Behavioral Medicine
  • Dental Care
  • Fully Stocked Pharmacy
  • Hospice and Euthanasia Services
  • Laboratory
  • Laser Therapy
  • Microchipping
  • Nutritional Counseling
  • Pain Management
  • Parasite Prevention and Control
  • Puppy and Kitten Care
  • Rabbits and Small Mammals
  • Radiology (X-Rays)
  • Senior Care
  • Surgery
  • Ultrasound
  • Vaccinations
  • Wellness Exams

Bollinger Canyon Animal Hospital Staff Profiles

Sandy Block, DVM

Dr. Sandy Block, our founder, has been serving the pets of the Tri-Valley area since 1990. She grew up in, Wisconsin, Michigan, Illinois, New Jersey, a 4-year stay in Belgium before finally settling in Missouri. Fortunate to be mentored by her Aunt Gale and Uncle Bob (both veterinarians), her love for animals and veterinary medicine started when she was nine years old. She was a 4-H and FFA member and has always been an avid horsewoman. She earned her B.S. in Animal Science in 1984 and her Doctor of Veterinary Medicine in 1988 from the University of Missouri.

Her veterinary interests are: internal medicine, pain management, dentistry, animal behavior and encouraging pet caretakers to adopt ongoing preventative care and wellness plans for their pets.

She is a member of several professional organizations, including:
American Veterinary Medical Association
American Animal Hospital Association
California Veterinary Medical Association
Contra Costa Veterinary Medical Association (executive board member)
International Veterinary Academy of Pain Management
American Association of Feline Practitioners – Cat Friendly Practice

Dr. Block serves as the veterinarian for the San Ramon Police Department K-9 unit; Bongo, Hector and Senna.  She is the veterinarian for Dogs for Diabetics (an organization in Concord that trains medical alert service dogs for diabetics), works with CCI (Canine Companions for Independence) and Guide Dogs for the Blind. Dr. Block is a member of the Hall of Fame Board of Directors for Tony LaRussa’s Animal Rescue Foundation (ARF).

Sandy is thrilled to be serving the community she lives in with her husband, David, and sons, Austin and Peyton. Her pets are Allie, a yellow lab rescue and Harley, a career-changed D4D black lab. In her spare time Dr. Block is an avid hiker, camper, and horseback rider. She also enjoys cooking, reading and photography. She is actively involved in the community including being an assistant scout master for Boy Scout Troop 834.  She belongs to the PTA, is a member at St. Joan of Arc, involved in Christian Family Movement, and supports Raptor’s Lacrosse and Cal High Track & Field.
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Ashley Atkin, DVM

Dr. Ashley Atkin joins Bollinger Canyon Animal Hospital after serving the Pleasanton area for 3 ½ years.

Dr. Atkin was born and raised in San Francisco. She grew up with two Maine Coon cats, Tigger & Meliou. She explored her love of animals and veterinary medicine volunteering at the Marin Humane Society.

She received her B.S. in Animal Science in 2005 and her Doctor of Veterinary Medicine from UC Davis in 2010. In veterinary school she was a vice president of her graduating class and was very involved in many volunteer programs including the Pet Loss Support Hotline, multiple spay & neuter programs, and shelter dog training projects. She went on to complete her internship at PetCare– a 24 hour emergency, specialty, and wellness hospital in Santa Rosa.

Her veterinary interests include internal medicine, surgery, dentistry, patient care, and client education. She enjoys interacting with her clients and making sure her patients feel comfortable. She also believes client communication is an integral part of a successful treatment plan for her patients.

She and her husband share their home in Walnut Creek with their dachshund mix, Harley, and their cat, Bongo. In her spare time, she enjoys hiking, wine tasting, skiing, and traveling.
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David Block

Hospital Manager
David grew up in the New Orleans area and moved to California with his parents in 1977 when his dad was transferred here with Chevron. He graduated from Clayton Valley High School and attended Cal State Hayward where he graduated with degrees in Public Relations and Business.

David brings a wealth of experience to BCAH. His strong business and organizational skills will benefit BCAH – allowing the veterinary side to operate smoothly and efficiently.

He worked in sales for several different industries including the food and beverage industry and hazardous materials abatement industry. He also spent 7 years as a loan officer in the mortgage industry.

Along with his wife, Dr. Sandy Block, he enjoys hiking, camping and sports with their children. He is a “rabid” New Orleans Saints fan and loves Bruce Springsteen. He has coached Little League, is active at St. Joan of Arc parish in San Ramon in the Knights of Columbus and Christian Family Movement and is an assistant scout master for Boy Scout Troop 834.
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