Our Staff


Dr. Matthew Lang DVM

Dr. Matthew Lang was born in Warren, Ohio in 1961 and attended W.T. White High School in Dallas. He received both his undergraduate degree in 1985 and a doctorate in Veterinary Medicine in 1993 from Texas A&M University. Prior to founding Cibolo Creek Veterinary Hospital, Dr. Lang was the owner of Forest Park Veterinary Hospital in Dallas for 10 years & was an associate at North Dallas Veterinary Hospital. Dr. Lang has developed a special interest in surgery and is capable of performing a variety of orthopedic & soft tissue procedures.

Dr. Lang and his wife Brenda have been married 30 years and currently live in Boerne. They enjoy spending time outdoors with their two sons Benjamin and Daniel. Ben is a graduate of Texas A&M University and is currently in his 3rd year of medical school at UTHSC in San Antonio. Daniel is a senior at Boerne Champion High School and will attend Texas A& M University this Fall. When he isn’t working to keep his animal patients healthy, you’ll probably find Dr. Lang fishing on the Texas Coast or working with his favorite retrieving dogs Maddie and Sammie. Dr. Lang also enjoys ice hockey & is an avid Dallas Stars and A&M Football fan.


Dr. Karin Hinkle DVM

Dr. Hinkle graduated from Texas A&M College of Veterinary Medicine with a Doctor of Veterinary Medicine in 1996. After graduation she completed a one-year small animal rotating internship at The University of Illinois College of Veterinary Medicine. She returned to Texas and entered veterinary practice in the San Antonio area. She developed an interest in diagnostic veterinary ultrasound and began taking ultrasound courses with Sound-Eklin diagnostic imaging. She later became employed by Sound-Eklin assisting in their veterinary ultrasound education courses during her weekends off from private practice. She has also had the opportunity to work for The Department of Defense as a civilian instructor for courses taught to veterinarians and veterinary technicians in the United States Army. Most recently, she trained under and worked for a board certified radiologist performing mobile veterinary ultrasound services for veterinary clinics in the San Antonio, Boerne, and New Braunfels area.

Dr. Hinkle enjoys spending her free time with her family of four dogs and two cats as well as with her boyfriend, Charlie, and his dog and two cats. She treasures time with her mom and sharing their common interest in quilting. Her other interests include hiking with the dogs, reading, photography, and interior design.


Dr. Marissa Klein DVM

Although Dr. Marissa Klein is a Colorado native, San Antonio has been her home since 1996. Upon arriving in San Antonio, she worked as a molecular biology research assistant at the University of Texas Health Science Center. She had plans to move back to Colorado to go to veterinary school, but instead, her journey took her to Texas A&M where she received her doctorate in veterinary medicine in 2003. After graduation, she joined and worked the last 11 years at a small animal practice in San Antonio.

Dr. Klein married a Boerne native, George, and they have lived in Boerne since 2006. They have four young children, Mallory, Logan, Corey and Ava as well as 4 four-legged kiddos. Outside of work, she helps teach Sunday school at St. John Lutheran Church, helps lead an American Heritage Girls troop, chauffeurs her kids to their various activities, and enjoys outdoor activities with her family.


Lauren Hoerster DVM

Dr. Hoerster graduated from Texas A&M University College of Veterinary Medicine in 1999. After graduation she practiced mixed-animal medicine in a rural Texas area for several years and then did a brief stint in North Carolina working in swine medicine. She came to the Boerne area in 2007 and has been practicing small animal medicine in San Antonio for the last 10 years.

Dr. Hoerster and her husband Ken live in the Comfort area with their 2 dogs, 2 cats and 2 horses. They are both involved with their church. Outside of work and family, Dr Hoerster also enjoys kayaking with her husband, riding her horse and home improvement projects.


Jennifer Evans

Jennifer was born and raised in Dallas, which is where she lived prior to moving to Boerne in 2010. She worked with Dr. Lang at his practice in Dallas and it paved the road to the beautiful Hill Country to help start Cibolo Creek Veterinary Hospital. Jennifer is an avid Cowboy and Mavericks fan (she had to learn the hard way what people thought about her favorite team here in the land of the Spurs). In her down time is she enjoys working out, cooking, being outdoors and spending time with friends and family. She has worked in the animal field since she was 15. She started out in the kennel, spent a brief time as a receptionist while she was getting her technician certification. One of her most interesting jobs was with Dr. Munger a board certified Animal Ophthalmologist in Dallas, which led her to North Dallas Veterinary Hospital where she stayed until her move here. Her Rottweiler “Capone” is her baby and can do no wrong in her eyes, “Creo” her Dachshund is a trouble maker in every possible way. Jennifer has a true passion for rescuing animals and finding them forever homes which inspired her to start One Love Pet Orphanage with a couple close friends. She loves coming to work and looks forward to what each days brings. The best part of her job is the clients and their pets, which she considers an extended part of her family. She truly values the relationships she builds with each and every one of them.


Shannon Chambly

Shannon was born in Dallas and lived there until 2010 when she decided to come down to Boerne and be a part of the original staff that opened Cibolo Creek Veterinary Hospital. She has strong organizational skills and is the back bone of our great front desk team. Shannon’s experience started 7 years ago when she took her first job as a receptionist in a veterinary practice. She quickly made her move to North Dallas Veterinary Hospital where she learn all about how a front desk should be run in a very busy practice, which gave her exceptional training and helped develop the qualities that make her a valuable part of our hospital. . She is an avid Pit Bull and animal rescue advocate. She adopted her Pit Bull “Penny” from an animal shelter and even though she gets herself into trouble, she has turned out to be an amazing companion. Shannon enjoys learning about dog obedience, warm weather, and spending time with family. She helped start One Love Pet Orphanage and is proud to assist in the placement of homeless pets to loving families.


Danielle Griese

Danielle Griese was born and raised in Green Bay, Wisconsin until she decided to take the long drive to Texas in May of 2014. She obtained an Associates Degree in criminal justice but decided to start her career to match her real passion in life, animals. She started grooming animals in early 2011 and hasn’t looked back since! She has two dogs, Taydem (the pretty little princess on her lap) and Minnie the pug! In her spare time, when she isn’t spending time with her beloved pups you can find her catching up on her favorite reality TV shows, face timing her friends and family back home and exploring Texas with her boyfriend, James.


Jackie Whisner

Jackie has been with Cibolo Creek Vet Hospital for since mid 2013. She moved back to Texas from North Carolina, where she first started working as a receptionist in the Veterinary field. Her love for animals has grown tremendously over the past few years and her dedication to providing the best customer service. She is attending Northwest Vista and plans to continue on to UTSA after. Jackie and her husband John, an Army veteran, live in Boerne with their Ragdoll Pringles and Mitch, a boa constrictor. She loves working out, quilting, gardening, and cooking! Happy to be back in Texas, they love spending time with their family and enjoying the beautiful Hill Country.


Natalie Brunner

Natalie has worked in the veterinary field for 15 years and she joined the
Cibolo Creek Team in 2012. Natalie and her husband AJ have been happily
married for 13 years. She is a busy mother of an 11 year old son Zayne and
a 9 year old daughter Mallory. Also keeping her busy is her Mastiff Dakota,
a German Shepherd Mika, 3 kitties Tango, Cash and Bobby; 2 Bearded Dragons
Hunter and Penny; and an aquarium of African Cichlids. In her “spare” time
she loves outdoor activities with her family.


Sarah Grenia

Sarah has been working at Cibolo Creek Vet since 2013. She’s lived in Boerne her whole life and loves it here. She studied at Schreiner University for 2 years and is finishing up her schooling with online classes to be a licensed vet tech. She has a calico kitten, Yuki, a Chihuahua, Bonita and a ferret, Harley Quinn. When she isn’t working, Sarah likes to binge-watch anime, stream video games, or fire dance with the rest of the HeartFire crew.


Amy Wagner

Amy has been in the veterinary industry since 1992. She has a big heart when it comes to animals. Born and raised in Dallas, she recently moved to the hill country in March of 2016 to be a part of Cibolo Creek Veterinary Hospital. She has a daughter and twin boys, who all share her fondness for animals. When Amy moved here, she adopted a terrier mix, “Cowboy”, from the Boerne Animal Shelter she also shares her home with 2 cats, Skittles and Quinn. She has a strong devotion for pit bulls and educating people on the breed. Amy loves spending time with her family and friends as well as floating the Guadalupe river.


Sara Pankratz, LVT

I’ve been privileged to work as a veterinary technician for the last 27 years. My journey began in Minnesota where I became registered. Afterwards, I worked in a small animal practice during the day as well as at night alongside a referral surgeon. I also worked in Alaska for a small animal practice that rehabilitated injured harbor seals. But for the last 18 years I’ve been living and working out of Texas: 15 years in San Antonio and, for the last 3 years, in beautiful Boerne. I couldn’t ask for a better boss or for better co-workers. Life is nicer when there are warm, friendly people around you. I am a wife and mother of 2 wonderful children. We are proud pet parents of 1 dog and 3 horses.


Riane Galland, LVT

Riane graduated from Palo Alto College Veterinary Technology program in 2013. She has had a passion for all animals since she was a young girl. Riane am currently working towards her bachelor’s in veterinary technology through Tarleton State University. She love all aspects of veterinary medicine and hope to continue her education to veterinary school one day. She loves spending time with her family outdoors, horseback riding and driving her Jeep.


Carrie Mackowiak

Carrie has been in the veterinary field since 1995. She has worked with domesticated pets as well as exotics. She has been married to her husband David since1997 and has 2 wonderful children, Chad & Julie. She has 3 dogs, 2 parrots, 1 cat, and numerous fish. She loves spending time outdoors camping, beach fishing, or just sitting in the front yard talking with neighbors.


Emma Balcer

Emma was raised in San Antonio, Texas. She currently attends Northwest Vista and majoring in biology. She joined Cibolo Creek Vet in 2014. Her interests are shopping, going to the movies, hanging out with friends, hiking, going on snapchat, and spending time with her Heeler mix Holly. Her favorite holiday is Christmas.


Claire Peterson

Claire grew up in Plano, Texas and has lived in the Hill Country since 2008. She wants to pursue a career in Veterinary medicine because she has a passion for animals. Claire joined us in the summer of 2017. She currently lives with her Lowchen, Luka. Her hobbies include being outdoors, hanging out with friends, and spending her free time exploring with Luka.


Ashley Cowan

Ashley was born in San Antonio and raised in beautiful Boerne, Tx. She has worked in the veterinary field since 2005 and has worked with a wide variety of animals; from dogs and cats, to horses and farm animals and even several different species of primates. Ashley is the proud mother of 2 sons, Cooper and Kaleb. In her spare time she loves to travel to rodeos, go to the beach and spend time outdoors with her family.


Crissy Marsteller

Chrissy works part-time at Cibolo Creek Veterinary Hospital. She has a soft spot in her heart for animals (especially kitties!) and is an avid supporter of local animal organizations. Chrissy lives in San Antonio with her boyfriend, Alec, their 2 kitties, and white schnauzer. She holds a Bachelor’s degree from The University of Texas at San Antonio. When Chrissy is not working at her full-time job or on weekends at CCVH, she enjoys spending time with her family and friends. In her spare time, you’ll most likely find her at her favorite bakery, at a Spurs game, hiking, volunteering as an advisor for her alumni chapter of Zeta Tau Alpha, or cuddled up watching a movie with her fur babies.