
Charles L. Heaton, M.D.
Special Interests
- All-Laser LASIK Vision Correction
- Cataract Surgery with Lifestyle Lens
- Family Vision Care
Charles Heaton, M.D. is a board certified ophthalmologist and the founder of Heaton Eye Associates. Tyler born and raised, Dr. Heaton completed his residency in all areas of comprehensive ophthalmology and continues to pass on his legacy as a clinical professor at The University of Texas Health Center. Since founding Heaton Eye Associates in 1983, he has performed over 15,000 surgical procedures with a special interest in LASIK and advanced cataract surgery to reduce or eliminate patients’ dependence on glasses.

Thad D. Hardin, M.D.
Special Interests
- All-Laser LASIK
- Cataracts and Lifestyle Lens
- Family Vision Care
Thad Hardin, M.D., is a board-certified ophthalmologist who specializes in All-Laser LASIK vision correction and cataract surgery and has the distinction of being voted “Best Ophthalmologist” by the readers of the Athens Review. Before joining Heaton Eye Associates in 2000, Dr. Hardin completed his residency as Chief Resident in Comprehensive Ophthalmology at the Medical University of South Carolina. Due to his academic success, Dr. Hardin was inducted into the Alpha Omega Alpha Honor Medical Society and received the Helma Award for best research project.

Joel T. Muirhead, M.D.
Special Interests
- All-Laser LASIK
- Cataract Surgery with Lifestyle Lenses
- Oculoplastic/Eyelid Surgery
Joel Muirhead, M.D., is a board certified ophthalmologist who received his medical degree from the University of Mississippi Medical Center and his surgical training in San Antonio at the prestigious and highly selective combined Army and Air Force ophthalmology residency program at Brooke Army Medical Center and Wilford Hall. He served as the department of surgery chief at two Army hospitals prior to entering private practice with Heaton Eye Associates in Longview.

Todd M. Nickel, D.O.
Specialties
- All-Laser LASIK Vision Correction
- Cataract Surgery with Lifestyle Lenses
- Family Vision Care
Todd Nickel, D.O. is a Board Certified Ophthalmologist specializing in laser vision correction, cataract surgery and refractive lens procedures. Dr. Nickel earned his medical degree at Kansas City University of Medicine and Biosciences. He then completed an internship at Children’s Mercy Hospital. He continued his training with a three-year ophthalmology residency at University of Kansas School of Medicine where he trained with nationally recognized pioneers in LASIK surgery and intraocular lens procedures.

Adam P. Dossey, M.D.
Special Interests
- Cataracts and Lifestyle Lens
- Glaucoma Surgery
- Glaucoma Laser Treatment
Adam Dossey, M.D., is a board certified glaucoma specialist with the distinction of being the only fellowship-trained glaucoma specialist in Tyler. Before joining Heaton Eye Associates in 2005, he completed his subspecialty training at the University of Texas Southwestern Medical Center in Dallas.

David S. Risner, M.D.
Special Interests
- All-Laser LASIK Vision Correction
- Cataract Surgery with Lifestyle Lenses
- Family Vision Care
David S. Risner, M.D., was born and raised in Indiana, trained most recently in Georgia and is happy to be a Texan. Dr. Risner began his education at Wake Forest University in North Carolina, before returning home to Indiana for medical school at the University of Indiana. He then headed south to complete his Internship and Residency and is now part of the excellent staff at the Heaton Eye Associates Longview office.

Jordan Spindle, M.D.
Special Interests
- Oculoplastic Trauma Repair and Reconstruction
- Skin Cancer of the Eyelids
- Thyroid Eye Disease
Jordan Spindle, M.D. is a Board Certified Ophthalmologist and is the only two year fellowship trained Oculofacial surgeon in Tyler. Born and raised in Denison, Texas, Dr. Spindle completed his undergraduate degree with honors in Biomedical Sciences at Texas A&M University. He then went on to graduate from Medical School at the University of Texas in Houston. After medical school Dr. Spindle completed his internship at John Peter Smith Hospital in Fort Worth, TX.

P. Christi Carter, M.D.
Special Interests
- Cataract Surgery with Lifestyle Lenses
- Glaucoma Diagnosis & Treatment
- Macular Degeneration Diagnosis and Treatment
- Family Vision Care
P. Christi Carter, M.D. is a Board-Certified ophthalmologist specializing in the medical and surgical treatment of eye diseases, including cataract surgery with Lifestyle Lenses. She is a native Texan, born and raised in the Austin area. She attended Texas A&M University on a full volleyball scholarship, and graduated summa cum laude with a B.S. in Kinesiology. While there, she received many accolades for her academic and athletic performance, including being named a National Strength & Conditioning All-American candidate, and a member of the CoSIDA Academic All-American Women’s Volleyball First Team.

Joshua Jones, M.D.
Special Interests
- Pediatric Ophthalmology
- Pediatric
- Glaucoma Strabismus
- Eye Muscle Surgery – Children & Adults
Joshua Jones, M.D. is a Tyler, TX native and is excited to be back in East Texas. He completed his undergraduate degree in biology at Baylor University, was chosen as a DeBakey Medical Humanities Scholar, and was inducted into Phi Beta Kappa. He went on to graduate from medical school and complete his internship year at the McGovern Medical School at UT Health in Houston, Texas. He completed his ophthalmology residency at Texas Tech University Health Sciences Center, serving as chief resident during his final year. He then finished his subspecialty training in Pediatric Ophthalmology and Adult Strabismus at the Duke Eye Center in Durham, North Carolina.

Matthew R. Marshall, O.D.
Special Interests
- Adult and Pediatric Primary Care
- Perioperative Care of Cataract, LASIK, and Glaucoma Patients
- Therapeutic Care of Ocular Surface Disease and Glaucoma
Matthew R. Marshall, O.D. is a Therapeutic Optometrist and Glaucoma Specialist serving the Tyler, Longview communities. A residency-trained Optometrist, Dr. Marshall believes in the importance of utilizing the latest technologies and treatments and is passionate about providing world-class vision and medical eye care to East Texans of all ages.

Christy J. Guenther, O.D.
Special Interests
- Family Vision Care
- Optometric Glaucoma Specialist
- Therapeutic Care of Ocular Disease
Christy Guenther was born in Dallas, TX to missionary parents who raised her primarily overseas in Honduras and Spain where she learned to speak fluent Spanish. She received her Bachelor of Science in Biology from Biola University in California before earning her Doctor of Optometry from the Southern California College of Optometry. Dr. Guenther then went on to complete a Residency in Primary Care and Specialty Contact Lenses.

Will Brice, O.D.
Special Interests
- Family Vision Care
- Optometric Glaucoma Specialist
- Therapeutic Care of Ocular Disease
Will Brice, O.D. is an optometrist serving the Athens community, with a passion for providing the most advanced, quality vision care to residents of Athens and the surrounding areas. Dr. Brice graduated from the University of Arkansas with a B.S. in Anthropology with a focus in Ethnopharmacology. He earned his Doctor of Optometry at the Kentucky College of Optometry with areas of focus that included laser, injections and minor surgical procedures.

Shannon LeBus, O.D.
Special Interests
- Family Vision Care
- Optometric Glaucoma Specialist
- Therapeutic Care of Ocular Disease
- Pre- and Post-Operative Care of Cataract, LASIK & Glaucoma Patients
- Dry Eye Disease
Shannon LeBus, O.D. is a Therapeutic Optometrist and Glaucoma Specialist serving patients in our Tyler location. She enjoys caring for patients of all ages and helping them to achieve their best possible vision. Dr. LeBus graduated from California Polytechnic State University with a degree in Biology/Anatomy and Physiology. She went on to obtain her doctorate degree in Optometry (O.D.) from the University of Houston College of Optometry. She spent her first six years in private practice in the Houston area where she gained experience in primary eye care and the treatment and management of ocular disease.

Morgan Green, PA-C
Hobbies
She enjoys spending time with her husband and three young children in her spare time, traveling, exploring the outdoors, and reading.
Professional Credentials
National Commission on Certification of Physician Assistants (NCCPA)
Education
Texas Tech University, Lubbock, TX – B.S. Biology
Baylor College of Medicine, Houston, TX – M.S., PA-C