Tim G. Eastman DVM, DACVS, MPVM

A native of Salinas, Tim was raised in Monterey County, California, where his family had deep roots in the local horse industry. Like many veterinarians, Tim decided to become an equine veterinarian at a very young age. Tim met his wife, Alexandra (Alex) in veterinary school; they were married during his surgical residency and are proud parents of four children. Tim joined the Steinbeck Country Equine Clinic (SCEC) practice in 2000, where he and Alex now work together as co-owners. Board certified in Equine Surgery, he is committed to ‘round-the-clock equine care, using the most advanced technology.
  • 2001 Board Certified in Equine Surgery, American College of Veterinary Surgeons (ACVS)
  • 2000 joined SCEC
  • 1998-2000 Texas A&M, Surgical Residency
  • 1997 Littleton Large Animal Clinic, Littleton, CO, Internship
  • 1996 UC Davis, Doctorate of Veterinary Medicine
  • 1996 UC Davis, Masters in Preventative Veterinary Medicine
  • 1991 Cal Poly, San Luis Obispo, BS Animal Science

Board of Directors:

  • Salinas Rodeo

Professional Service:

  • International Laminitis Committee Member
  • Veterinary Managers Group 8 Member (2003-2015)
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Alexandra Eastman MS, DVM

Alex grew up in Hollywood, CA and spent weekends and summers in the Sierra Foothills on her family cattle ranch. She developed a love for horses and riding which took her and her horse to The Thacher School in Ojai, CA, where she rode and showed horses both in Western classes, gymkahana and 3-day events. She also took "intro to vet-med" a year-long elective which secured her interest in veterinary medicine. Alex met her husband Tim Eastman in veterinary school, and they were married in 1998. Today, Alex’s primary veterinary interests are Reproduction and Preventative Medicine. In addition to working together with Tim as co-owners of Steinbeck Country Equine Clinic, serving on the boards of several organizations and raising four children, Alex enjoys riding her dressage horse Flori Joe and borrowing her daughter's 3-day eventing horse when she has the chance.
  • 2002 joined SCEC
  • 2000-2002 Portola Animal Hospital, Salinas
  • 1997-2000 Kasper & Rigby Veterinary Associates, Magnolia, TX, Associate Veterinarian
  • 1997 UC Davis, Doctorate of Veterinary Medicine
  • 1993 Cal Poly, Pomona, Masters of Science Program, Equine Exercise Physiology
  • 1991 Colby College, BA Biology

Board of Directors:

  • President, Northern California Association of Equine Practitioners
  • Agricultural Advisory Board of Monterey County
  • Carmel Valley Chapter of the California Dressage Society
  • Hope, Horses and Kids Therapeutic Riding Program

Professional Service:

  • Veterinary Managers Group 8 Member (2015 – present)
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Matt Durham DVM, DACVSMR

Matt grew up with horses in Reno, Nevada. When he was 12, he decided to become an equine veterinarian. He spent 11 summers working as a back-country guide at McGee Creek and Mammoth Lakes Pack Outfits, where he met his wife Tiffany (who is now a hospital technician at SCEC). Matt enjoys the balance of time in the field seeing horses where they live, and the challenging lameness and diagnostic imaging cases he sees in the clinic. When he is not at work, Matt enjoys beekeeping, woodworking and reading.
  • 2015 Board certified in Equine Sports Medicine and Rehabilitation with the American College of Veterinary Sports Medicine and Rehabilitation (ACVSMR)
  • 2001 joined SCEC
  • 2000 University of Pennsylvania, New Bolton Center, Fellowship in Large Animal Ultrasound and Cardiology
  • 1999-2000 Alamo Pintado Equine Medical Center, Internship in Diagnostic Imaging with ultrasound, radiology, nuclear scintigraphy (bone scans) and computed tomography (CT) modalities
  • 1997-1999 Mountain View Veterinary Hospital, Vancouver, WA, Ambulatory Veterinarian
  • 1996-1997 Alamo Pintado Equine Medical Center, Internship
  • 1996 UC Davis, Doctorate of Veterinary Medicine
  • 1992 Cal Poly San Luis Obispo, BS Animal Science
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Stephanie Hibbits DVM, DACVS

Stephanie was born and raised on her family’s cattle ranch, in the foothills outside of Yosemite. She grew up riding ranch horses, doing some barrel racing an team penning with her family. Growing up around animals, Stephanie decided she wanted to be a veterinarian at a young age, even after watching a veterinarian do a C-section on one of her dad’s cows when she was only 5-years old. Stephanie’s professional interests and are lameness and soft tissue and orthopedic surgery, as well as emergency/critical care medicine and surgery.
  • 2013 joined SCEC
  • 2010-2013 Central/Southern California, relief surgery and ambulatory services at various equine practices
  • 2007-2010 Pioneer Equine Hospital, Oakdale, CA, Associate Surgeon
  • 2007-2008 UC Davis Veterinary Medical Teaching Hospital, After-hours Emergency/Critical Care Surgeon
  • 2007 Board Certified in Large Animal Surgery with the American College of Veterinary Surgeons
  • 2006-2007 Peterson & Smith Equine Hospital, Ocala, FL, Staff Emergency & Critical Care Surgeon/Clinician
  • 2003-2006 Peterson & Smith Equine Hospital, Ocala, FL, Equine Surgical Residency
  • 2002-2003 Oregon State University College of Veterinary Medicine, Large Animal Surgery Fellowship
  • 2001-2002 Arizona Equine Medical & Surgical Centre, Equine Medicine & Surgery Internship
  • 2001 UC Davis, Doctorate of Veterinary Medicine
  • 1996 UC Davis, BS Biology
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Sarah James DVM, DABVP

Born and raised in Portsmouth, New Hampshire, Sarah grew up with a strong “nothing is for free” work ethic that resulted in the diligence with which she has pursued her dream of becoming a veterinarian. Throughout her time in school, Sarah worked in the veterinary field, gaining diverse experience ranging from raising milk cows for an agricultural cooperative, to preparing research animals (pigs) for surgery, to working on treatment crews at both small and large animal hospitals. She was also the recipient of several academic research awards. Sarah has mucked, fed and managed a stable of horses, taught beginning equestrians, and competed on the University of Vermont Equestrian Team, riding hunt seat and dressage. She also enjoys snow boarding, hiking, lacrosse and salsa dancing. Sarah’s professional interests include Theriogenology, Ophthalmology, Diagnostic Imaging, Sports Medicine and Surgery.
  • 2014 Board certified in General Equine Practice with American Board of Veterinary Practitioners (ABVP)
  • 2011-2013 Steinbeck Country Equine Clinic, Residency
  • 2010-2011 Steinbeck Country Equine Clinic, Internship
  • 2010 North Carolina State University, Doctorate of Veterinary Medicine
  • 2006 University of Vermont, BS, Biologic Science and Animal Science


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Laramie Winfield DVM, DACVIM

Laramie Winfield
Laramie grew up in the Salinas Valley, riding horses with her mom and sisters. Although most of her family is involved in the art business, Laramie fell in love with veterinary medicine at the age of seven. Laramie’s professional interests are Equine Internal Medicine, Emergency and Critical Care, Neonatology, Acupuncture, Sports Medicine, and Ophthalmology. Laramie enjoys spending time with her husband Dr. Nick Carlson (who also works at SCEC) and son Benjamin. She loves horseback riding and is currently 3-Day Eventing her horse Franky.
Dr. Winfield is also a certified Veterinary Medical Manipulation Practitioner, having completed her training at the Integrative Veterinary Medical Institute in Reddick, Florida. In integrating her riding back ground with training in internal medicine, acupuncture, and spinal manipulation (which is the term veterinarians use for doing chiropractic adjustments on horses), Dr. Winfield hopes to offer a comprehensive view of your horse's health and performance.
  • 2014 Completed Medical Acupuncture for Veterinarians course and became certified in Veterinary Medical Acupuncture
  • 2012 joined SCEC
  • 2009-2012 UC Davis, Internal Medicine Residency
  • 2008-2009 Steinbeck Country Equine Clinic, Internship
  • 2008 UC Davis, Doctorate of Veterinary Medicine
  • 2004 UC Davis, BS Biotechnology


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Nick Carlson DVM, DACVS

Nick met his wife, Dr. Laramie Winfield, also an SCEC veterinarian, while they were both in the UC Davis veterinary program. They were married in Carmel Valley in 2009. Nick’s professional interests include Orthopedic and Soft Tissue Surgery, with specific interests in Advanced Equine Dentistry and Diseases of the Skull and Upper Airways.
  • 2012-2015 Steinbeck Country Equine Clinic, Surgical Residency, American College of Veterinary Surgeons (ACVS)
  • 2012 joined SCEC
  • 2009-2012 Private practice including Loomis Basin Equine Medical Center
  • 2007-2009 Steinbeck Country Equine Clinic, Internship and additional year
  • 2007 UC Davis, Doctorate of Veterinary Medicine
  • 2003 San Diego State University, BS Cell and Molecular Biology
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Kayla Dykstra DVM

Kayla Dykstra300x300
Kayla was born and raised in Calgary Alberta. During her summers she spent her time working on a horse and cattle ranch leading/organizing a summer riding camp along with general ranch and herd management. Basketball brought her to the University of Victoria for her undergraduate degree where she completed a bachelor of science in Kinesiology with a minor in neuro-psychology. She returned home to Calgary to complete her degree in veterinary medicine. Kayla grew up riding both English and western and spent time in multiple disciplines. Currently she enjoys spending time with her 27 year old gelding and mini pony. Her professional interests include equine sports medicine and rehabilitation as well as surgery.
  • 2015 University of Calgary – Doctorate of Veterinary Medicine
  • 2011 University of Victoria – Bachelor of Science
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Nora Grenager VMD, DACVIM

Nora grew up on a small farm in central Pennsylvania and could always be found out in the barn with the horses. She knew she wanted to be an equine vet from a young age. She loves spending time with her husband, David, and daughter, Sally and doing almost anything outside (riding, hiking, running, snowboarding, kayaking) in beautiful CA as well as playing music. Nora’s professional interests include internal medicine (especially endocrine disease, neonatal medicine, ultrasound, and cardiology), laminitis, and preventive herd health. She has written and edited numerous peer-reviewed veterinary articles and contributed to—or edited—several veterinary text books and is an active volunteer in many veterinary organizations.
  • 2016 Rejoined Steinbeck Country Equine Clinic
  • 2011 Moved to VA, provided internal medicine and emergency services to Woodside Equine Clinic, the Piedmont Equine Practice, Dubai Equine, and Virginia Tech’s Marion Dupont Scott Equine Medical Center
  • 2006-2011 Steinbeck Country Equine Clinic, internal medicine residency (board-certified in 2010) and associate veterinarian
  • 2005-2006 Steinbeck Country Equine Clinic, Internship
  • 2005 University of Pennsylvania, Doctorate of Veterinary Medicine
  • 2000 Amherst College, BA Biology


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MacKenzie Adams DVM

Mackenzie Adams is originally from Bainbridge Island, Washington. She grew up riding and showing Quarter Horses in English and western events which inspired her to seek out a career as an equine veterinarian. Mackenzie attended Colorado State University College of Veterinary Medicine and Biomedical sciences. After a one-year equine internship she started her three year Residency in Large Animal Surgery at Purdue University. Mackenzie moved to California last year to finish her surgical residency at Steinbeck. In her spare time she enjoys being outdoors, running, cycling, and riding when she is able.
  • 2015 Surgical Resident at Steinbeck Country Equine Clinic
  • 2012-2014 Large Animal Surgery Resident at Purdue University, West Lafayette, IN
  • 2011-2012 Intern at Pioneer Equine Hospital, Oakdale, CA
  • 2011 Graduate of Colorado State University College of Veterinary Medicine
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Alyssa Coulombe, DVM

Alyssa Coulombe
Alyssa grew up in Edmonton, Alberta. She began riding at a young age through Pony Club and 4H before pursuing show jumping as her primary discipline and competing into her undergraduate years. She attended the University of Alberta for her undergraduate studies, majoring in companion and performance animals, and graduated with her veterinary degree from the University of Calgary in 2016. She completed a 6 month internship at an equine practice in Alberta before joining SCEC . She enjoys riding, hiking, and spending time with her puppy Nola and cat Finnegan.
  • 2017 Steinbeck Country Equine Clinic – Internship
  • 2016 West Wind Veterinary Hospital, Sherwood Park AB – Internship
  • 2016 University of Calgary, Doctor of Veterinary Medicine
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Shelby Arrieta, DVM

Shelby was born and raised in Colorado. She completed her undergraduate degree in biology at Regis University in Denver, CO before receiving her veterinary degree from Colorado State University. Shelby grew up riding and showing horses in the local hunter/jumper circuit and has two horses of her own, a 29 year old off-the-track Thoroughbred named Soley and an 18 year old Oldenburg named Inferno. When not working or riding, Shelby enjoys being outdoors and going on adventures with her husband Aaron and their two dogs Lola and Ollie. Her professional interests include sports medicine, imaging, and acupuncture.
  • 2017 Colorado State University, Doctor of Veterinary Medicine
  • 2012 Regis University, Bachelor of Science, Biology
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Andrea Bledsoe, DVM

Andrea grew up in a small town in the Sierra Nevada Foothills. She developed a love for horses at a young age, while competing in three day eventing, which inspired her to pursue a career in veterinary medicine. She earned a Bachelors of Science degree in Biology from Sonoma State University and went on to complete her veterinary degree from UC Davis School of Veterinary Medicine. Her veterinary interests include equine surgery, as well as sports medicine and rehabilitation. She also enjoys the outdoors, baking, painting and spending time with her three-legged dog, Hobbes.
  • 2017 UC Davis, Doctor of Veterinary Medicine
  • 2012 Sonoma State University, Bachelor of Science, Biology
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