Meet the Primary Care/Wellness Team

David Jimison, DVM

Dr. Jimison is a general medicine doctor, focusing on preventative medicine and urgent care. After practicing for a time in California, he is excited to join the talented team here at Angell Animal Medical Center. His primary interests are in the management endocrine and gastrointestinal diseases.


University of California, Davis, School of Veterinary Medicine, DVM 2014


VCA West Los Angeles Animal Hospital, Internship in Small Animal Surgery, Medicine, and Emergency, 2014-2015

Joel Kaye, DVM

Having completed an internship at Angell in 1991, Dr. Kaye returned to Angell after extensive experience in private practice. He is a general practitioner, concentrating on preventive care and dermatology. Dr. Kaye is actively involved in developing the wellness program and setting vaccination guidelines. His primary clinical interests include dermatology, endocrinology and geriatric medicine.


Tufts University School of Veterinary Medicine, DVM, 1990

Emory University, BS, 1984


Angell Animal Medical Center, Internship in Medicine and Surgery, 1991

Sarah Lim, DVM

Dr. Lim earned her veterinary degree from the Cummings School of Veterinary Medicine at Tufts University in 2014. She joined the general medicine service upon completion of a rotating internship at Angell in 2015. Her interests include preventive health, endocrinology, internal medicine and management of chronic diseases.


Tufts Cummings School of Veterinary Medicine, DVM, 2014


Angell Animal Medical Center-Boston, Small Animal Rotating Internship 2014-2015

Lisa Maciorakowski, DVM

Maciorakowski is a general practioner. She provides wellness services and has a strong interest in preventative and feline medicine.


Tufts University School of Veterinary Medicine, DVM, 2002


Angell Animal Medical Center-Western New England, General Small Animal Internship 2002-2003

Angela Mazza, DVM

Mazza provides preventive health care, and assists with geriatric and urgent appointments and the management of patients with chronic disease. She uses all the available resources at Angell Animal Medical Center to provide pets with the most advanced and updated preventive and therapeutic care possible.


Tufts University School of Veterinary Medicine, DVM, 2003
Wellesley College, BA, 1999


Angell Animal Medical Center-Boston, Internship in Medicine and Surgery, 2003-2004

Susan O’Bell, DVM, MPH, DACVIM, Service Director

Upon completing an internship and residency, Dr. O’Bell became a practicing internist at Angell. After working for a year in internal medicine, she shifted to our General Medicine service which she now leads as Service Director.


Tufts University School of Veterinary Medicine, DVM, MPH, 2004


Angell Animal Medical Center, Fellowship in Internal Medicine, 2007-2008
Angell Animal Medical Center, Residency in Internal Medicine, 2005-2007
Angell Animal Medical Center, Rotating Internship in Small Animal Medicine and Surgery, 2004-2005


Diplomate, American College of Veterinary Internal Medicine

Kathleen C. O’Hara, BVetMed

O’Hara completed her BS in mechanical engineering along with the bioengineering option at Cornell University in 1998. She then worked at the Research Tower at Cornell University’s College of Veterinary Medicine prior to attending the Royal Veterinary College in London, England in 2000. After earning her degree in veterinary medicine, Dr. O’Hara completed a rotating internship at Angell in 2006. Dr. O’Hara stayed at Angell following her internship and worked as receiving doctor on the emergency service. In 2011 Dr. O’Hara joined the general medicine practice at Angell.


Royal Veterinary College, University of London, 2005
Cornell University, BS, 1998


Angell Animal Medical Center, Internship in Small Animal Medicine and Surgery, 2005-2006

Mara Ratnofsky, DVM

Ratnofsky practices general medicine. This includes preventive health care (examinations and vaccines), management of patients with chronic diseases such as diabetes and kidney failure, and appointments for pets requiring care for urgent conditions.


Tufts University School of Veterinary Medicine, DVM, 2003
Tufts University, BS, 1994


Angell Animal Medical Center-Boston, Internship in Small Animal Medicine and Surgery, 2003-2004

Shira Bleicher, General Medicine Technician

Shira graduated from Wellesley College in 2014 with her Bachelor’s Degree in Biochemistry. Post-graduation, she worked as a consultant in the pharmaceutical industry to learn more about the business side of the drug market. Born and raised in the Boston area, she knew Angell was top of the line, and was very excited to begin her veterinary career here. In her free time, Shira loves to horseback ride, spend time with family and friends, read, and hike. She lives in Somerville with two friends and her sassy parrotlet, Simon. Shira is planning to attend veterinary school soon, and is hoping to specialize in surgery!

Doris Chow, CVT, General Medicine Technician

Doris received her Bachelor’s degree in Animal Science from UMass/Amherst. She has worked as a general medicine and surgery technician in Massachusetts for over 15 years, receiving her license as a Certified Veterinary Technician in 2004. Doris began her career with Angell Animal Medical Center as a member of the Clinic team in March 2010. In February 2012, she joined the General Medicine team and is currently Dr. Sarah Lim’s tech. In her free time she likes to travel, eat good food, and spend time with her husband, Albert and her cat, Oscar.

Amara Pinckert, General Medicine Assistant

Amara received her Associate’s degree in Equine Industries from UMASS Amherst in 2010 and was a member of the UMASS dressage team. She then went on to spend many years training horses in dressage all over the state as well as working with a farm that provides riding lessons for children with mental disabilities. Amara joined the Angell team in 2013 as an attendant in the boarding wards, then became an attendant in the Critical Care Unit where she assisted the nurses and doctors in caring for the hospitals more critical patients. Her love of caring for animals has carried her into the general medicine department where she works with Dr. Maciorakowski. Amara enjoys yoga and hanging out with her fiancé and their cat Luke, who was a blood donor at Angell.

Rachel Russell, General Medicine Assistant

Rachel Russell is from Medfield, MA where she now lives with her twelve-year-old beagle, “Tinker.” She received her Bachelor’s degree in Animal Behavior from the University of New England in Biddeford, Maine. Throughout college, Rachel spent her summers working at a private veterinary practice, an animal behavior lab at MIT, and at a private dog training facility. Before coming to MSPCA-Angell, Rachel was a service dog trainer for NEADS: Dogs for Deaf and Disabled Americans. Rachel has always been passionate about animals and is excited to learn more in the veterinary field. In her spare time Rachel enjoys pottery, camping and singing to Beyoncé in her car. Rachel is now the General Medicine Assistant for Dr. David Jimison.

Darcy Schondorf, General Medicine Assistant

Darcy has been with Angell since 2007 when she began working as an attendant in the Clinic. Darcy became a member of the General Medicine team in July 2008 and has been working with Dr. Mazza as a General Medicine Assistant. During appointments Darcy speaks with owners about their pet’s medical history, discusses overall wellness and educates clients on topics including vaccines and monthly preventatives, and performs diagnostics procedures such as blood work. She also assists Dr. Mazza with client communication outside of appointments regarding lab results and fielding and addressing client concerns. Darcy enjoys the relationships she develops with clients and their pets and is happy to provide them with exceptional customer service to meet their individual needs. Outside of work, Darcy’s interests include her cat Ginny, kayaking and travelling.

Grace Veres, General Medicine Assistant

Grace graduated from Boston University with a degree in Anthropology and joined the Avian/Exotics department in March 2016 before becoming a member of the General Medicine team as Dr. O’Bell’s assistant. She previously worked as a zoo keeper and field research assistant and hopes to attain her CVT status soon. In her spare time, Grace enjoys spending time with her American Paint Horse, Ike, trying out new restaurants, and going on adventures around Boston.

Todd Daniels, Client Care Coordinator, General Medicine

Todd began working at Angell in December of 2011 after working for over eleven years as a manager and diving instructor at a scuba diving store. Todd began his work with us as a Primary Care Attendant, he then moved on to work as a Critical Care Unit Attendant and an Inpatient Assistant before taking his current role in June of 2016. Todd joined the Client Care Coordinator team to work with the Surgery, Oncology, and General Medicine services.  In his spare time, Todd still enjoys scuba diving and teaching new diving students.  He also enjoys spending time with his two “kids,” a Black Lab named Jack and a Bassett Hound named Sarge.  Todd is a hopeless television-aholic and does not plan to seek treatment.

Jeanne David-Lee, Client Care Coordinator, General Medicine

Originally a client of Angell’s Cardiology Service, Jeanne was so impressed with the level of care and compassion she received, she knew she would love to work here. She volunteered at our adoption center until accepting a position as a Client Liaison in 2010. Jeanne later assumed the role of Client Care Coordinator with our General Medicine  and Neurology services in March of 2013. She has over 15 years of experience in client service, which when combined with her love for all animals, makes her a perfect fit for her role. She shares her home with her two dogs; Diesel, a Doberman, and Gisele, a Pit Bull that she adopted from our shelter.