Duke Animal Hospital
Caring For Your Pets
3941 N Ashland Ave, Chicago, Illinois 773-697-9757
Call: (773) 697-9757

Meet The Staff

Meet Our Doctors

Dr. Angela Duke

Dr. Duke began her career in medicine working as a paramedic in the early 1990s.  Her shift to veterinary medicine began when she decided to change careers and attend veterinary school in 1996.  Dr. Duke graduated from the University of Illinois, College of Veterinary Medicine in 2000.  She has worked in Chicago for the past 18 years focusing on small animals including dogs, cats and all exotic pets.  Dr. Duke’s major focus is canine and feline medicine, however, she has a great interest in exotic pet medicine as well.  Dr. Duke has had the good fortune to train side by side with Dr. Sue Horton at Chicago Exotics in Skokie for four years and Dr. Pete Sakas at Niles Bird Clinic for three years, in addition to her extensive experience with dogs and cats. Duke Animal Hospital was opened by Dr. Duke in May 2011, initially as a house call practice and progressing into a permanent full scale veterinary facility which opened at 3941 N. Ashland in Chicago in April of 2012.  Duke Animal Hospital is a state of the art veterinary facility providing wellness care, emergency medical support and illness treatment for all pets. Dr. Duke’s vision includes caring for companion pets from their juvenile period through their geriatric years providing high quality medical care and guidance for the pet and their human partners.

Dr. Duke is pictured with two of her three cats (Elsa and Anna) and her late dog, Gidgit. She also has a cat named Lady Gaga, and a spunky chihuahua named Candy Ann.

 Dr. Duke is a member of the following organizations:

  • American Veterinary Medical Association
  • American Animal Hospital Association
  • Illinois State Veterinary Medical Association
  • Chicago Veterinary Medical Association
  • Association of Avian Veterinarians
  • Association of Reptilian and Amphibian Veterinarians
  • Association of Exotic Mammal Veterinarians
  • Chicago Turtle Club
  • Chicago Herpetological Society
  • House Rabbit Society of Chicago
  • Greater Chicago Ferret Association
  • The Critter Corral

Dr. Ashley Alore

Dr. Ashley Alore graduated with her doctorate in 2015 from the University of Minnesota's Veterinary School. She began her career in Wisconsin, working with companion animals and dairy cows in the mixed animal medicine field. Originally from Downers Grove, Dr. Alore moved back to Chicago to spend be closer to her fiance and her family, having two sisters, a nephew, and a niece. Aside from working with cats and dogs, Dr. Alore enjoys working with exotics as well, having particular experience with ferrets, rabbits, and guinea pigs. She also really enjoys surgeries, and gaining insight and honing her craft more with each new case. Aside from practicing medicine, Dr. Alore enjoys crocheting blankets, painting abstract art, and playing board games. She has a passion for travel and shares her home with her two wonderful cats, Peebs and Xander (pictured).

Dr. Kelly Gutierrez

Dr. Gutierrez attended St. George's University, completing her clinical year at the University of Illinois. She has a love for all animals, her passion for small animals driving her to attend the exotics symposium at the University of Tennessee. She also attended the wildlife symposium at the University of Pretoria in South Africa, where she had the chance to work with wildlife veterinarians at Kruger National Park. Dr. Gutierrez has also completed several exotics externships and specialty medicine externships in the Chicagoland area during her clinical year. When Dr. Gutierrez isn't working with animals, she enjoys trying new restaurants and going to concerts, as well as indulging in matcha tea lattes. Recently, Dr. Gutierrez adopted a terrier mix named Benji (pictured) from one of the assistants in the clinic.

Dr. Mark Sadler

Dr. Sadler joined the Duke Animal Hospital team in September 2019. He grew up in northern Illinois before moving to Alabama for college where he earned his Bachelors of Science Degree from Auburn University as a University Honors Scholar. He then returned to the midwest to receive his Doctor of Veterinary Medicine Degree from the University of Illinois. He has experience in emergency and critical care as well as general practice, and enjoys taking on challenging cases. Dr. Sadler is a big proponent of client education and has interests in surgery, clinical pathology, and emergency care. In his free time he enjoys playing sports, exercising, catching the latest movies, spending time with friends, and traveling.

Dr. Alison Leaver

Dr. Leaver joined Duke Animal Hospital in the Summer of 2020. She completed her Veterinary Doctorate with The Ohio State University College of Veterinary Medicine after going to Ripon College in Wisconsin for undergrad where she was Phi Beta Kappa. She worked alongside her mentor closely with exotics and has a special interest in emergency and critical care. While in veterinary school, Dr. Leaver had her heart captured by a kitten who needed a double-eye enucleation due to a severe eye infection - that cat is Nora, who is Dr. Leaver's special needs cat. Aside from her passion for companion animals, she has a special interests in learning about other cultures, mixed media art, and traveling.

Dr. Alyssa Phelan

Dr. Phelan completed her Veterinary Doctorate at the Royal Veterinary College in London, England and joined the Duke Animal Hospital team shortly afterwards. She originally hails from Bettendorf, Iowa, but fell in love with Chicago during her undergraduate degree studying honors biomedical sciences at DePaul University. Having completed several externships in the Chicagoland area during her clinical year, she wanted to return to the city after finished her veterinary degree abroad. Dr. Phelan has interests in soft tissue surgery, dermatology, and opthalmology. She is a member of the American Veterinary Medical Association (AVMA) and the British Veterinary Association (BVA). When she's not in the clinic, Dr. Phelan stays busy traveling to new places, honing her yoga practices, and hunting for the best cup of coffee in Chicago.

Dr. Ashley Rossman

Dr. Ashley Rossman, an experienced suburban canine and feline veterinarian, has joined our team on Mondays for relief work. Having graduated from the University of Ross School of Veterinary Medicine in 2006, she has been practicing veterinary medicine with an integrative approach for 13 years. Dr. Rossman became certified in Acupuncture in 2007 through the Chi Institute, and is a member of the AHVMA Board of Directors, the AVMA, AAHA, and ISVMA. She also has her certification in Ultrasound through the University of Illinois Executive Veterinary Program. At home, Dr. Rossman has a dog named Larry and 4 cats - Marnie, Sergie, Seatlle, and Guzzi. When she is not working in our or her other practice, she enjoys spending time with her husband and two children traveling, skiing, and exploring the food scene.

Administrative Team


Floor Manager & Veterinary Technician

Cindy began working with Dr. Duke when Duke Animal Hospital was a house call practice.  She has been working as a technician for 15 years and loves what she does! When not helping our patients, Cindy enjoys spending time with her husband, four children, and granddaughter. She is an avid movie buff, and relaxing on the couch with family while watching movies is a favorite pastime. At home, she has three dogs - Sparky, Mickey, and her German Shepard named Kane (pictured).


Medical Support Staff and Facilities Manager & Veterinary Technician

Corinne came to Duke Animal Hospital during the summer of 2015 to complete her practicum in the Veterinary Technician program at Fox College. It was a great fit and she started full time after graduation! Corinne's pets include her bulldog mix Torple and her three cats Van Gogh (pictured), Mortimer and Bellatrix.  With a background in the music industry, Corinne spends her free time going to see local bands perform along with reading, riding her bike, and camping/hiking.  Her eclectic likes include dinosaurs and terror birds, pathology, parasitology, math, puzzles, fractious cats, playing Dungeons & Dragons, and eating jalapeno chips!


Human Resource Manager & Receptionist

Kristy joined the Duke Animal Hospital Team as a receptionist shortly after the hospital opened, and has since moved into the role of Human Resource Manager. She comes from a background of animal lovers, as her family currently has 9 dogs ranging from Min Pins to a Great Dane! At home, Kristy has a little pomeranian mix named Pucci and a rescue named Gomez. Kristy loves to go out dancing and does so as often as possible.  She also has a special interest in pet-sitting, photography, and cooking. Kristy is pictured with her late dog, Diva, and her mom's dog Bruno.


Reception Manager & Receptionist

Natalie joined the team as a receptionist in 2015, since transitioning to the role of Reception Manager. Hailing from England, she moved to Michigan in 2006 and graduated from Western Michigan University with her BS in Business. Having always had a huge soft spot for animals, Natalie enjoys the diverse array of animals we see here, thriving in her ability to meet and learn more about them and their care. When Natalie is working, be sure to check behind the counter to say "Hello" to her corgi mix, Milo (pictured), whom can often be found napping on the job. At home, Natalie also has three cats (Esme, Negan, and Kevin), two bunnies (Belle and Hagrid), and a crested gecko named Petri. Natalie plans on moving to Arizona in the next few years where she wants to open an animal sanctuary to take in at-risk and abandoned pets to give them a peaceful place to live out their lives. Aside from her passion for pet care and rescue, Natalie enjoys going to concerts, painting in her spare time, and traveling.


Client Liaison & Receptionist

Sally is a lifelong animal lover and has lived with a variety of pets over the years.  Originally from the east coast, she and her husband Niles are happy to call Chicago home.  She serves as the client liaison at the clinic, working directly with pet parents as needed to provide information about services and procedures and ensure satisfactory care. Sally has a love of long walks, eating and cooking amazing vegetarian fare, and reading. Sally and Niles currently have two cats, Celeste (pictured) and Raven.

Meet our Staff


Veterinary Assistant

In September 2019, Alex joined the team as a vetarinary assistant. Having worked with Dogaholics prior, Alex found her love of working with dogs and soon realized she wanted to continue contributing to pets' welfare. Alex has found a special interested in observing procedures here in the hospital, and is hoping to become a certified veterinary technician and work in rehabilitation. Outside of work, Alex enjoys rock climbing and watching horror movies. She also comes from a background in theater design. At home, Alex has two cats - Peggy (pictured) and Ham.



Alicia has been with Duke Animal Hospital since 2015 as a receptionist, transitioning to full-time in May 2016. Coming from a large family of animal lovers, she has worked in the veterinary field for 18 years as a receptionist and technician. Having known Dr. Duke for several years prior to beginning here, she was inspired to join the clinic due to the resounding team spirit and familial atmosphere. Alicia has two daughters who dote upon their sassy chihuahua rescue, Nena. When not chasing down strays to rescue, Alicia enjoys experimenting in the kitchen with new desserts for her to share with her family, friends, and coworkers.


Veterinary Technician

Having worked previously as a veterinary assistant in a small animal clinic, Alyssa moved to Chicago to continue to pursue a career in the veterinary field and joined our team as a veterinary technician in 2020. She previously worked as a groomer for 8 years and volunteered at humane societies. She has specific interests in surgery, and plans to continue on her path to becoming a certified veterinary technician. At home she has two dogs: a kleekai and a chihuahua. In her spare time she enjoys consuming a good book, particularly those of the fantasy variety.


Project Coordinator & Veterinary Technician

During the Summer of 2017, Brittney started at Duke Animal Hospital as a receptionist after having been a client of the hospital. Her fascination with the science of veterinary medicine led her to cross-train with the medical team and transition to a technician in early 2019. Her duties also include being the Project Coordinator and website administrator. She has two cats: Pantalaimon a grey short hair cat, and Kahlua Lu-Bear who was a former stray cat. She also has a hoard of ferrets (pictured): Whitaker a black sable, Yuffie the albino, and Felurian a beautiful blaze ferret.  Her other passions include writing, reading tarot, and exploring the world of tea.


Veterinary Technician

Carolina began her career at Duke Animal Hospital as an assistant in June 2019. Her love of animals, especially kittens, brought her into the field and her ambitions are to become a certified veterinary technician. Often helping hold animals during procedures and helping to set up laboratory work, Carolina has found a love of parasitology. At home, Carolina has three cats names Jackson, Coco, and Leo. When she isn't working with animals, Carolina enjoys going out of adventures and skydiving.


Veterinary Technician

Cynthia joined the team here at Duke's in August 2019 after having completed a rotation for her internship here earlier in the year. She attended Joliet Junior College for her Veterinary Technology program, and plans on becoming Certified in the near future. Cynthia found her love for the field particularly in helping nursing sick patients back to health. At home, Cynthia has a ginger cat named Garfield (he does not eat lasagna!) and is hoping to adopt a dog in the near future. Outside of work, Cynthia enjoys rewatching Harry Potter, walking in the fresh air, and indulging in zombie flicks.



David joined the Duke Animal Hospital team as a receptionist and has begun cross-training as a technician. He graduated from the University of Illinois with his bachelors in Nature Resources and Environmental Sciences. Previously he worked with bobcats and native species at the Wildcat Creek Wildlife Center in Indiana as well having worked in zoos and nature centers. He has particular interest in wildlife conservation and is dedicated to public education. David has two family dogs and enjoys going on hikes, playing video games, and identifying birds in his free time.


Certified Veterinary Technician

Denise has been working as a veterinary technician since 2009 and joined Duke Animal Hospital in spring of 2016.  She couldn't be happier in her vocation and loves working together as a team to treat patients and gain the trust of our clients.  Her pet family includes her little pit bull Turbo (pictured), a pit bull, her leopard gecko Fred and ball python Waffles.  In her free time she enjoys cooking, baking, and going to concerts.


Veterinary Technician

Emilia started working at Duke Animal Hospital in February of 2019 as a part time assistant. She is currently studying at DePaul University with future plans of applying to veterinary schools. She has thrived in learning new skills in this field, which has further driven her dream to become a veterinarian in the future. At home, she has a most beloved Australian Shepard mix named Koda (pictured). She also spends much of her free time rescuing animals from dire re-homing situations, and while she re-homes as many as she can she's taken in an array of critters including terrestrial geckos, goldfish, arboreal species, a tortoise named Penny, aquatic turtles (Casma and Cosmos!), a bearded dragon, and a chinchilla named Emery. Aside from her rescue endeavors, Emilia spends her free time exploring nature and binge-watching shows like Friends, Grey's Anatomy, and the Good Doctor.


Veterinary Technician

Emily began as a veterinary assistant at Duke Animal Hospital in the early Summer of 2017 and as of Spring of 2017 transitioned to a technician with the medical team.  She enjoys working with our patients and learning new things from the technicians and doctors. Aspiring to be a veterinarian in her future, this recent high-school graduate is attending DePaul University to obtain her Bachelor's in the Biological Sciences. Her pet family includes a blue heeler mix named Coraline and her cat Lido,. In her spare time she enjoys working on escape rooms, murder mysteries, and loves the outdoors and fishing.



Emma joined our reception team after obtaining her bachelors degree in animal science from the University of Illinois. Having previously worked on a dairy farm where she grew comfortable assisting in birthing calves, she is honing her experience with companion animals. At home, Emma has Frank and Beans - a cat and pitbull, respectively. Emma also loves being outdoors, baking (especially cookies!), and playing video games when she is not working with animals.


Veterinary Technician

Gabby is a native Chicagoan but someday wants to live in the country with animals of her own. She has wanted to work in the veterinary field since she was young, and hopes to someday get the opportunity to work with wildlife. In her down time, she enjoys photography, cooking, and camping/hiking.  Gabby is also the proud owner of Schmidt, a domestic medium hair cat.



Hailing from Manteno, IL, Kevin joined the receptionist team in March of 2019. Having always been a friend of the animals, Kevin has worked in three previous Vet Clinics, joining our team when he relocated to Chicago. Kevin wants to learn all he can from the veterinary field, in the hope of working in this field indefinitely. Joining Kevin here in the cit are his Maine Coon cat and a Dachsund mix. Since Kevin is new to the city, he enjoys exploring it and taking advantage of the running scene.


Veterinary Assistant

Having completed his bachelors degree in pre-veterinary science from the University of Delaware and previously worked as zookeeper at Plumpton Park Zoo, Marco joined Duke Animal Hospital as a veterinary assistant in 2020. He has specific interested in reptiles and our feline friends and plans to become a certified veterinary technician. At home, he is the proud owner of torti cat named Qetesh and a friendly dog named Apollo. Aside from his interest in animal care, he has a passion for coffee and exploring the lakeside with Apollo.


Veterinary Technician

Maria started as an assistant here at Duke Animal Hospital during the Winter of 2016. She now works full-time as a technician, having pursued her interests in the care of animals. A Chicago Native, she also works at a doggy daycare and as a venue host when she's not here at the clinic. A passionate dog and reptile lover, at home Maria has two dogs - Q-Tip (pictured) and Maxine. Her favorite part of her role here is learning new skills each day. Outside of the care of animals, she also enjoys dog-walking, volunteering at Chicago Canine Rescue, and DC comics.


Veterinary Assitant

Megan is from the suburbs of Chicago and has her bachelors of science in neuroscience from Carthage College. She joined our reception team after having shadowed in a veterinary specialty and emergency hospital in the suburbs. This fall Megan is applying to veterinary school and wants to pursue zoological pathology in the future. At home she is joined by two cats, Serafena and Charlotte, as well as a dog named Soloman. Aside from working and studying, Megan also enjoys Dungeons & Dragons, quilting, and is honing her bread baking skills.


Veterinary Assistant

A graduate from DePaul University, Nora has her Bachelors of Science in Environmental Science with minors in biology and physics. She joined our team in 2020 as a veterinary assistant and has begun her applications for veterinary school. She has previously worked on the welfare behavior team at Lincoln Park Zoo, as well as in science operations at Disney's Animal Kingdom where she was a behavior and technology intern working on sensory environment projects. Nora has keen interests in animal welfare and policy, reptiles, and hopes to continue her career in sustainable food animal management in the future. At home, she has two cats: a torti named Coco and a Norwegian Forest Cat named Gustav. Outside of work, Nora loved pottery, hiking, and baking tasty goods.


Veterinary Assistant

Olivia joins the DAH team as a veterinary assistant, having come from a background in marine animals and wildlife. She graduated with her Bachelors of Science in Marine Biology from Eckerd College, and previously interned at Bradenton Manitee Rehab as well as worked at Wildwood Nature Center. With very special interests with wildlife and marine life, Olivia wants to continue to pursue law school in the future with a focus on animal rights and conservation. At home, Olivia has a cat named Piddles and a lab named Maggie. Aside from her love of animals, she also has a grand fondness for ice cream and coffee.


Veterinary Technician

Taylor began her work at Duke Animal Hospital as an assistant, cross-training to become a technician. From the northwest side of Chicago, Taylor has a bachelors in Biology from the University of Illinois at Chicago. Taylor plans on applying her hands on experience at our clinic to her future as a certified veterinary technician. Enjoying working with all animals, Taylor thrives in reading slides under the microscope and drawing blood for our much-needed tests for our patients. At home Taylor has a cat names Kunkins (pictured), and three dogs - Baloo, Nanus, and Luna. She also has a passion for Disney, drawing portraits of animals, and helping her neighbors.



In the Summer of 2018, Trinidad joined our front desk team and has been quickly learning from her fellow staff members. Having previously worked in the pet retail world, she easily fell in love with animals of all shapes and sizes, and came to Duke Animal Hospital to work alongside like-minded individuals who also had a passion for caring and learning more about our companions. Trinidad is a huge Cubs fan, only surpassed by her love for the Bulls. Mia, a twelve year old poodle with the demeanor of a puppy, lives at home alongside a 3 year old blue nosed pitbull named Tino (pictured) who acts more like a stubborn teenager. Aside from getting in her dose of cuddles with her pets, Trinidad loves hiking, watching scary movies, Italian food, and has a passion for butter pecan ice cream that cannot be stopped.


Resident Turtle and Patient Greeter

Meet Heidi - or maybe you already have! Heidi the Eastern Box Turtle was rescued by Dr. Duke in 1995. Prior to gaining Dr. Duke's attention, she had been living in a tupperware container in a basement, refusing food and grey in color. Now Heidi has a strict worm-and-tomato diet that she refuses to stray from, and has developed her saturated orange coloring that we all know and love. Heidi not only greets clients and patients, but also makes educational trips with Dr. Duke to classrooms and similar events. A real diva now, Heidi gets daily spa treatments and insists on a plethora of faux plant decor. You'll notice she also swiped one of our former technician's name badge (of the same name - what are the odds?)!


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