Jeffrey Rettig, D.O.
Larry Hughes, D.O.
Dr. Hughes established his first Practice in Mooresville, Indiana in 1981. He moved to Limestone County and began his practice here in April of 1992.He and his wife, Janice, live in the Groesbeck area. They have been blessed so far with 6 grandchildren and 4 great grandchildren. Dr. Hughes is a Christian physician and enjoys Bible study, hunting, fishing, photography, and gardening.
Chris Matlock, M.D.
Kenneth Lomenzo, M.D.
Kody Yerger, M.D.
Dr. Yerger was born and raised in Abilene TX. He graduated from McMurry University before receiving his medical degree from the University of Texas Health Science Center in Houston. He completed his Family Practice residency at John Peter Smith Hospital in Fort Worth. Dr. Yerger is board certified in Family Medicine and has been practicing in Limestone County since 2010. He is married, has a son, and two daughters. He enjoys spending time with his wife and children, reading, bow hunting, fishing and a variety of outdoor activities.
Gordon Lee, Physician Assistant
Gordon Lee, PA-C joined the Limestone Medical Center Medical Staff in 2010. Mr. Lee has lived in Limestone County for the last 17 years serving the community and practicing medicine in Mexia since 2005. With over 25 years experience in primary care and in family practice Mr. Lee is a valued member of our organization.
Dori Sims, PA
Physician Assistant Dori Sims graduated Magna Cum Laude with a Biomedical Sciences degree from Texas A&M University in 2005, and went on to obtain her Masters of Physician Assistant Studies at UT Southwestern Medical Center in Dallas. Since January 2009 she has been practicing as a board certified P.A. at Rettig Family Healthcare, and enjoys the diversity of seeing patients of all ages, from newborns to geriatrics. She especially enjoys seeing pediatrics and womens’ health patients, and is one of the few local Certified DOT Medical Examiners.
Dori feels blessed to be able to serve the Groesbeck and surrounding communities in this manner, and feels the practice of medicine is a calling upon her life from her Savior Jesus Christ. She is also very blessed to have a supportive and loving husband, two beautiful daughters, and a son to keep her on her toes.
Steven C. Zielinski, MD, CM, FRCSC
Eduardo Orihuela, DPM
Medical Education: Graduated from Texas A&M ’95 with Biomedical Degree, Graduated from Des Moines College of Podiatric Medicine and Surgery in 2000. Three year surgical residency with Houston Podiatric Founation Residency program.
Board Qualification: American Board of Podiatric Surgery, Board qualified in foot and ankle surgery.
Memberships: American College of Foot and Ankle Surgeons, Texas Podiatric Medical Assoc.
Research Papers: Emergent Anaphylaxis Resultant from Topical Neomycin, Surgery Precautions on Liver or Kidney Transplant Patients, Impact of Diabetes on hte Elderly Population
Susan Bond, RN, FNP-C
Chelsea Yerger, FNP-C.
Wanda "Sissie" Roark, RN, FNP-C.
Wanda “Sissie” Roark is a native of Groesbeck, and an alum of Groesbeck High. She continued her education at UT Tyler, where she received her BSN, and her MSN from Abilene Christian University. Sissie has worked in private practice in Brownwood, followed by student health at Tarleton State University. She worked at Falls Community Hospital and Clinic prior to joining LMC/FMC when she moved back to Groesbeck in 2016 to be closer to family. She has over 10 years experience of family practice.
Heather N Flippin MSN, APRN, FNP-C
Heather N Flippin MSN, APRN, FNP-C, grew up in Kosse, Texas just as her parents did. She graduated with a distinguished diploma from Groesbeck High School in 2004. Soon after graduation, she married her middle school sweetheart, William. Mr. and Mrs. Flippin both continued their education within the medical field while raising a young family. Mrs. Flippin graduated with her associate degree in nursing from McLennan Community College with honors and was the recipient of the Most Outstanding Student in the Clinical Setting Award in 2011. She continued to gain experience working as a dialysis and trauma nurse for several years. In 2016, she graduated Summa Cum Laude with her bachelor’s degree from Texas Tech University. Mrs. Flippin has been employed by Limestone Medical Center (LMC) since 2012, working in the Emergency Department, Quality Improvement, Informatics, and most recently Infection Control. She started in 2014 as the Infection Preventionist and was one of 6,000 nurses within the USA and Canada to receive National Certification in Infection Control. Mrs. Flippin has made great, lasting changes within LMC which shows her natural leadership qualities. In May 2020, Mrs. Flippin acquired her master’s degree in nursing from the University of Texas at Arlington and obtained national certification as a Family Nurse Practitioner through the American Academy of Nurse Practitioners. Mrs. Flippin’s mentors are Mrs. Dori Sims PA and Dr. Rettig, of which who will be her supervising physician. Mr. William Flippin currently serves as an EMS director in Freestone county, he also is an active member on the Kosse Volunteer Fire Department. They live happily on their small ranch outside of Kosse with three children, two dogs, and a handful of cows. Mrs. Flippin could not be more excited to serve the community of Kosse where she grew up in and currently resides.
Amy Silar, MSN, APRN, FNP-C
Amy Oakes Silar was born and raised in Freestone County. She is a 1996 graduate of Teague High School and still a proud lion. Mrs. Silar started her college education at Sam Houston State University. She graduated with her bachelor degree in elementary education in 2000 and shortly after, married her husband Matt. Mrs. Silar taught public school for 8 years in Teague. She decided to change careers and dove right in, working during the day and attending college at night. With two young sons, nursing school was a family commitment. Mrs. Silar graduated with her bachelor degree in nursing in 2012, where she received the Most Caring Nurse Award from the college of nursing. Completing nursing school was a win for her boys, her husband and her parents, as they were all her anchors and greatest support during this season. After receiving her BSN, Mrs. Silar was introduced to the Groesbeck community through Texas Home Health, where she was an RN in the field for them for many years and had the opportunity to build some great relationships. In December 2020, Mrs. Silar received her master’s degree in nursing from the University of Texas in Arlington and received national certification through the American Academy of Nurse Practitioners. Mrs. Silar is working with Mrs. Dori Sims, PA and Dr. Jeffrey Rettig at the Rettig Family Health Clinic. Mr. Matt Silar is employed by Patriot Inspection in Mexia. The Silar family attends 8th Ave. Baptist in Teague and they reside in Freestone with their horses, dogs and family close by. Their sons, Wes and Korey, are the light of their lives. Mrs. Silar counts it a huge blessing to have the opportunity to serve as an NP in Groesbeck!
Chris Rand, O.D.
Steven Huffman, D.C.
Jeffrey Blasick, DO
Dr. Blasick is not a native Texan. However, he and his family have grown to love the central Texas area and this community. Dr. Blasick attended Washington State University for his undergraduate degree and graduated cum laude in 2006 with his Bachelors of Science in Biology. He went to medical school at Kansas City University of Medicine and Biosciences from 2007 until 2011, graduating summa cum laude. He completed his orthopedic surgery residency at Affinity Medical Center in Massillon, OH in 2016. He chose to continue practice in Texas at the end of 2016. Dr. Blasick has been practicing Orthopedic surgery in the Waco area ever since. He is board certified in Orthopedic Surgery. He has privileges and regularly does surgery at Baylor Scott and White – Hillcrest, Ascension Providence Health Center, and Heart of Texas Surgery Center.
Dr. Blasick is proud to continue to serve the city of Waco and the surrounding communities. Groesbeck and it’s surrounding communities has become a major portion of Dr. Blasick’s practice and is grateful for the opportunity to serve those communities. His goal is to serve God by serving people and to do it the right way – God’s way. This is the making of “Authentic Orthopedics”. God and people come first; family, patients, and staff.
Dr. Blasick offers full-service general orthopedics, ranging from total joint replacements of shoulders, hips, and knees to sports medicine procedures with arthroscopy of the shoulder and knee, as well as basic hand procedures such as carpal tunnel releases, trigger finger releases, and base of the thumb replacements. We treat fractures, tendon and ligament tears, and multiple other conditions within the orthopedics practice.
Dr. Blasick has an amazing wife (Stephanie) and 2 wonderful kids (Sammy and Amelia). He enjoys hanging out with his family, as well as his life group through church, playing outside, swimming in the pool, and working on projects with the kids in the garage. The Blasick family also enjoys camping, getting dirty, and enjoying the amazing Texas weather.
Sherwin Attai, M.D.
University of Wisconsin, B.S. Biology
University of Wisconsin Medical School, Doctorate of Medicine
Residency – Internal Medicine, University of California-Irvine
Cardiology Fellowship – University of California-Irvine
Interventional Cardiology Fellowship – Northwestern University
Diplomate, American Board of Internal Medicine
Board Certified, American Board of Internal Medicine, Cardiovascular Disease
Board Certified, American Board of Internal Medicine, Interventional Cardiology
Certified, Board of Nuclear Cardiology
Fellow, American College of Cardiology
Areas of Interest:
Sherwin enjoys spending time with his wife and two children. Together, they enjoy tennis, skiing, and spending time in the outdoors.
Phillip Myatt, M.D, FACC
Dr. Phillip Myatt, a native to Waco, graduated as the 1998 class salutatorian from Waco High School. In 2002 he graduated Magna Cum Laude with a Bachelor of Science in Economics from Baylor University. He received his Doctor of Medicine in 2006 from Texas Tech School of Medicine and completed his residency in internal medicine at the University of Texas HSC at San Antonio in 2009. He went on to UTMB Galveston and The Methodist Hospital Houston where he received his training in cardiology. He finished his specialty training at Scott and White in interventional cardiology.
Dr. Myatt has cared for patients in Waco since 2009 with the McLennan County Hospitalist Services and through the Veterans Administration. He enjoys college athletics, the outdoors, golf, and he loves every second spent with his wonderful wife, Laura, their son Colton, and their daughter Charlotte. He and his family are members of First Baptist Church of Waco. Dr. Myatt has chosen to return to Waco to give back to the community he loves.
Dr. Myatt is Board Certified in Internal Medicine, Cardiovascular Disease, and Interventional Cardiology by the American Board of Internal Medicine
Hanu Ancha, M.D.
Dr. Hanu Ancha has performed both basic science and clinical research to understand and improve digestive health and published several articles in peer reviewed journals and presented his work at both local and national meetings. He holds memberships at local and national gastroenterology associations and also serves on several patient safety committees at the local hospitals.
Dr. Hanu Ancha is board certified in Gastroenterology and Internal Medicine. He is accomplished with EGD, diagnostic and screening colonoscopy, wireless capsule endoscopy, endoscopic removal of large polyps, ERCP and endoscopic ultrasound procedures. He provides care for his patients at Waco Gastroenterology Associates, Providence hospital and Baylor Scott and White Hillcrest Medical Center in Waco.
He joined Waco Gastroenterology in July 2016 and his extensive training and experience makes him a valuable addition to Waco Gastroenterology Associates. He is married and has three children.
Abdul Keylani, M.D.
Abdul Keylani, M.D. come to us from Texas Health Care cardiologist in Fort Worth. Dr. Keylani takes care of all aspects of cardiac patient care, from physical examination to placing a stent. He interprets nuclear stress tests, as well as heart ultrasound (echocardiogram), peripheral vascular ultrasound (Carotids, aorta, and extremities), with comprehensive cardiac care.
Dr. Keylani finished Medical School in Aleppo, Syria in 1988 where he worked as general practitioner until he relocated to the United States. He did an internship in 1994 at the Medical College of Pennsylvania in Philadelphia, then an Internal Medicine residency, Cardiology Fellowship and Interventional Cardiology Fellowship at the University of Connecticut School of Medicine program at Hartford hospital in Connecticut. He was an active staff member there for nine years and was involved in the cardiology fellowship as teacher and mentor of cardiology fellows. He won “Best Cardiology Teacher” award twice, in 2005 and 2009.
In 1998, Dr. Keylani published the first study ever in literature discussing the influence of race upon cardiac events. He has co-authored review articles and published many abstracts at national cardiology meetings, as well as the European Society of Cardiology.
Dr. Keylani is an Assistant Professor of Medicine and was the Chief of Cardiology at The University of North Health Science center in Fort Worth before he joined Texas Health Care.
He is trained in managing, as well as performing, numerous cardiology procedures, including: right and left heart catheterization, angioplasty, stent placements in the heart, as well as the arms, legs, kidneys, abdominal aorta, and its branches, such as the celiac artery, superior mesenteric artery, iliac artery and femoral arteries.
Dr. Keylani is board certified in Internal Medicine (1998 and recertification in 2009), General Cardiology (2001 and recertification in 2009), Nuclear cardiology, (2001 and recertification in 2012), Transthoracic and Transesophageal echocardiography (2002 and recertification in 2012), Vascular interpretation, NASPE (North American Society of Pacing and Defibrillation) as well as Interventional cardiology.
Thomas A. Salzer, M.D.
Austin Horrocks, DO
Dr Horrocks is a graduate from Brigham Young University. Following undergraduate studies, he earned a medical degree from Midwestern University.
The osteopathic medical training piqued his interest in the complicated relationship between the form and function of the human body, and the consequences of injury to this delicate system. He then completed an Anesthesiology residency at the University of Texas Health Science Center in San Antonio in 2018. He finished medical training by completing a Pain Management Fellowship at the University of Utah. He is double Board Certified in Pain Management and Anesthesiology by the American Board of Anesthesiology. He is an active member of the North American Neuromodulation Society, American Academy of Pain Medicine, and the American Society of Regional Anesthesia and Pain Medicine.
Dr Horrocks has extensive experience in treating chronic pain. He is an expert in utilizing multiple modalities to treat a variety of complicated pain conditions including: failed back surgery syndrome, sciatica, arthritis, cancer pain, musculoskeletal pain, joint pain, and more. While decreasing pain is always the number one goal, Dr Horrocks places special emphasis on the restoration of function to allow patients to have meaningful participation in daily activities.
In his free time, Dr Horrocks enjoys spending time with his wife and three children, and exercising.
James W. Mason, M.D.
• University of Texas Medical Branch (Galveston, TX) – Medical School
• Louisiana State University (Shreveport, LA) – Internship
• University of Texas Medical Branch (Galveston, TX) – Dermatology Residency
Dr. Mason was born and raised in Waco, and his roots are in the community. He has worked tirelessly to bring dermatologic services not only to Waco, but also outlying areas such as Groesbeck.