Physicians
EYE DOCTORS LOUISVILLE HAS KNOWN FOR YEARS
Koby Karp Doctors Eye Institute in Louisville was founded by Doctors Melvyn Koby and David Karp. These two distinguished physicians have been widely recognized for their outstanding skills and expertise in the diagnosis and treatment of ocular diseases.
EYE CARE LOUISVILLE AREA RESIDENTS TRUST
Koby Karp Doctors Eye Institute was established in 1974 and the tradition of excellence has been carried on to the present day. Dr. R. Scott Hoffman, now a full partner in the practice, joined the team in 1998 following specialty training in corneal and external diseases. Dr Hoffman specializes in cataract and intraocular lens implantation surgery, corneal diseases and corneal transplantation. He also evaluates and treats medical disorders of the retina, including diabetic retinopathy.
DAVID KARP, M.D., Emeritus OPHTHALMOLOGIST
Dr. David Karp has been in the private practice of Ophthalmology in Louisville since 1974. As a co-founder of the Doctors Eye Institute, he has maintained a tradition of unparalleled excellence in the region. He completed residency training at the University of Wisconsin following medical school at the University of Louisville. Specialty interests include small incision cataract and implant procedures, and an active interest in glaucoma treatment, with research experience for several pharmaceutical companies. He began performing refractive procedures in the 1970’s, and after thousands of procedures maintains an active practice.
BOARD CERTIFICATIONS
- Board Certification, American Board of Ophthalmology
- American College of Surgeons

PROFESSIONAL AFFILIATIONS
- American Academy of Ophthalmology
- Kentucky Medical Association
- Jefferson County Medical Association
- American Intraocular Implant Society
- Louisville Academy of Ophthalmology
- International Society of Refractive Surgery
- Kentucky Academy of Eye Physicians and Surgeons
- American Society of Cataract and Refractive Surgery
- Association for Research in Vision and Ophthalmology
- Fellow American Academy of Ophthalmology
R. SCOTT HOFFMAN, M.D.
Dr. R. Scott Hoffman joined Koby Karp Doctors Eye Institute in 1998 following fellowship training in the specialty of cornea and external diseases at the Brigham and Women’s Hospital and Massachusetts Eye and Ear Infirmary. As a graduate of the University of Louisville and University of Kentucky School of Medicine, he completed residency training at the Texas Tech University Health Science Center. His subspecialty interests include management of corneal and anterior segment diseases of the eye, including small incision cataract and lens implant procedures and comprehensive ophthalmology. He also performs screening examinations and treats medical retina disorders such as diabetic retinopathy.
In 2008, Dr. Hoffman was named a full partner in Koby Karp Doctors Eye Institute.
Dr. Hoffman has extensive experience in many types of laser procedures including YAG laser capsulotomies and argon laser treatments for retinal diseases and glaucoma. As a comprehensive ophthalmologist, he is available for consultation, examinations and treatment of all forms of ocular disease.

BOARD CERTIFICATIONS
- Diplomate of National Board of Medical Examiners
- Certified by the American Board of Ophthalmology
- Kentucky State Medical License
PROFESSIONAL AFFILIATIONS
- Fellow, American Academy of Ophthalmology
- Louisville Academy of Ophthalmology
- American Society of Cataract and Refractive Surgery
- Jefferson County Medical Society
- Kentucky Medical Association
- Kentucky Academy of Eye Physicians and Surgeons
Alicia HeRrmann, O.D.

BOARD CERTIFICATIONS
- Kentucky Optometric Association
MADISON KERLEY, M.D.
Dr. Madison Kerley is a comprehensive ophthalmologist specializing in cataract and refractive surgery including LASIK and PRK. She is dedicated to helping patients achieve their best possible vision through precise, modern surgical techniques and individualized care.
Dr. Kerley attended the University of Louisville for undergraduate, where she was awarded a spot in the Guaranteed Entrance to Medical School (GEMS) program. She then earned her medical degree from the University of Louisville School of Medicine, graduating in the top quartile of her class and earning induction into both the Alpha Omega Alpha Honor Medical Society and the Gold Humanism Honor Society. She completed her ophthalmology residency at the University of Louisville, where she served as the all-time resident leader in corneal refractive procedures, gaining extensive experience in vision correction surgery.
She combines her strong surgical training with a patient-focused approach, utilizing state-of-the-art technology to deliver excellent outcomes in cataract and refractive procedures. Dr. Kerley is committed to tailoring each treatment plan to her patients’ lifestyle and visual goals.
In addition to her clinical work, Dr. Kerley has contributed to multiple peer-reviewed publications, book chapters, and national presentations in ophthalmology and remains actively engaged in advancing the field.
Dr. Kerley is passionate about building lasting relationships with her patients and providing compassionate, high-quality care to help them see clearly and live confidently. She enjoys spending time with her husband, Michael, and their dog Cash, as well as trying new local restaurants and traveling.

