Our Team

We have assembled a team with decades of experience to offer unmatched emergency and specialty medical care for our local veterinarians, our clients and your pet(s). They may be contacted at 508-398-7575 or by email.


Louisa Rahilly, DVM, DACVECC

Board-Certified: American College of Veterinary Emergency and Critical Care

Rahilly Dr. Rahilly earned her DVM from Tufts University School of Veterinary Medicine and completed her residency training in Small Animal Emergency and Critical Care at the University of Pennsylvania School of Veterinary Medicine. In the Cape Cod Veterinary Specialists emergency and critical care department, Dr. Rahilly is on the front lines, stabilizing and managing critically ill and injured pets . She uses her expertise to assist with the management of all of the cases in the CCVS ICU and helped establish the emergency and critical care residency at CCVS. Her areas of expertise include management of severe infection, fluid therapy in critically ill animals, trauma stabilization, mechanical ventilation and pain management.

Alberto L. Fernandez DVM, Diplomate, DACVECC (Medical Director)

 A Fernandez

Dr. Alberto L. Fernandez, obtained his veterinary degree from Ross University School of Veterinary Medicine in 2004, and graduated with honors.  Following graduation from veterinary school, Dr. Fernandez left academia to work in private practice, dedicating himself to emergency and critical care. He completed a residency in emergency and critical care at Cape Cod Veterinary Specialists in 2011, and became a Diplomate of the American College of Veterinary Emergency and Critical Care (DACVECC)  in 2012.

Dr. Fernandez worked as an Associate Professor at St. George’s University School of Veterinary Medicine in Grenada, West Indies. He was appointed Assistant Medical Director of the Veterinary Teaching Hospital Small Animal Clinic and an Associate Professor in Small Animal Medicine and Surgery.  Prior to joining CCVS in 2014 he worked at a Specialty Referral practice in Miami, Fl.

Jean Betkowski, VMD, DACVIM (Cardiology)

Jean_Betowski Dr. Betkowski earned her Bachelor of Arts from the University of Pennsylvania’s College of Arts and Sciences in 1986, and her VMD, magna cum laude from the University of Pennsylvania’s School of Veterinary Medicine in 1991. She completed her internship at AMC in New York in 1992 and her Cardiology Residency at Tufts in 1998. Dr. Betkowski was admitted to the American College of Veterinary Internal Medicine with subspecialty of Cardiology in 1998.
Cardiology consultations are available with Dr. Betkowski on Mondays and Thursdays from 1 pm to 5 pm. Please call anytime to schedule an appointment.

Kristen Hennessy, BVSc

Dr Hennessey

Dr. Kristen Hennessy earned her Bachelors of Arts and Sciences at Boston College in 1997. She later attended the University of Melbourne in Melbourne, Australia where she graduated from the Veterinary Science Program with Honours in 2007.Following her studies in Australia, she worked as a small animal veterinarian in Southern Victoria before moving back to the United States in June of 2008. Upon her return, she completed a Small Animal Medicine and Surgery Internship at Angell Animal Medical Center. Dr. Hennessy joined CCVS in July of 2009 after completing her internship.

Her hobbies include cycling, running, triathlons and she is an indoor cycling instructor. She and her husband travel as often as they can back to Australia, where they have friends and family.

Marcia L. Aubin, DVM, MS

Diplomate, American College of Veterinary Ophthalmologists

Marcia L. Aubin

SpecialistOriginally from Rhode Island, Dr. Marcia L. Aubin earned her Bachelor of Science in Zoology from Iowa State University in 1983 and her Doctorate in Veterinary Medicine from Iowa State University College of Veterinary Medicine in 1988. After completing her veterinary studies, she worked as a general veterinary practitioner in Maine and Massachusetts.

Dr. Aubin returned to academia and completed her Master‘s Degree in Clinical Science and a residency program in ophthalmology at Colorado State University in 2001. Following her residency, Dr. Aubin practiced ophthalmology at a large veterinary specialty and referral hospital in Northern California.

A Board Certified Diplomate of the American College of Veterinary Ophthalmologists, Dr. Aubin moved back to her home state of Rhode Island in 2003. She is currently staff ophthalmologist at Cape Cod Veterinary Specialists.

Shana O’Marra, DVM, Diplomate, ACVECC

O'Marra Dr. O’Marra graduated from Tufts Cumming School of Veterinary Medicine. After graduating, she completed a rotating internship in Denver, CO before returning to Tufts to complete a residency in Emergency and Critical Care. After completing her residency, Dr. O’Marra returned to Denver to practice as Director of Emergency and Critical Care and Intern Director for three years. She has recently returned home to Massachusetts to join the Critical Care team at CCVS. Dr. O’Marra’s research has been on coagulation and platelet disorders, and she has a special interest in sepsis, trauma and transfusion medicine.

Daniel Beaver, DVM, DACVS

Board-Certified: American College of Veterinary Surgeons

Beaver Dr. Beaver earned his DVM in his hometown at the University of Wisconsin-Madison. He completed a rotating internship at UPenn and a surgical residency at the University of Florida. During is his time in Florida, Dr. Beaver was directly involved with training of Surgery Residency candidates in private practice. He is a regular contributor to the Cape Cod Veterinary Specialist continuing education program, leading CE courses on various topics in surgery for practicing veterinarians. Dr. Beaver’s areas of expertise include arthroscopy, diagnoses and management of lameness, fracture care, soft tissue surgery and advanced oncologic, neurologic and orthopedic surgery.

Anna Brandin, DVM

Brandin Dr. Brandin grew up in Lexington MA, and after completing undergraduate school at UCONN went to Tufts for veterinary school. She has returned to MA after spending the last two years in CO first at a small animal internship focusing on emergency medicine and then as an associate ER doctor.