Meet Our Staff

Richard L. Jahnle, M.D.

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Richard L. Jahnle, M.D. is a board certified ophthalmologist specializing in cataract and lens implant surgery. He has been practicing since 1986. One of the most experienced cataract surgeons in Delaware County, Dr. Jahnle has performed over 25,000 eye surgeries. He is a comprehensive medical and surgical ophthalmologist, evaluating and treating patients with cataracts, glaucoma, diabetes, age related eye diseases and numerous other eye conditions.

Dr. Jahnle grew up in Havertown. He graduated summa cum laude from St. Joseph’s University. He attended Jefferson Medical College where he graduated with honors, having been elected to the prestigious Alpha Omega Alpha honor society.

Dr. Jahnle completed his ophthalmology residency at The Wills Eye Hospital where he was selected Chief Resident in his senior year. He was an active member of the teaching service in the cataract and primary eye care service at Wills Eye Hospital for ten years.

Dr. Jahnle is a founding partner and board member of the Crozer-Keystone Surgery Center at Haverford. He is an attending surgeon at Riddle Memorial Hospital and is on the courtesy staff at Bryn Mawr Hospital. He is a diplomat of the American Board of Ophthalmology and a fellow of the American Academy of Ophthalmology. Among his professional affiliations are the American Society of Cataract and Refractive Surgery, the Wills Eye Hospital Society, the Pennsylvania Academy of Ophthalmology, and the Greater Philadelphia Ophthalmology Society. He is a Main Line Today magazine “Top Doc” award winner.

Dr. Jahnle and his wife live in Radnor township and have four adult children. Dr. Jahnle enjoys sports and coached recreation league basketball, baseball and softball for years. He enjoys music, art and architecture.

Kelly L. Krespan, M.D.

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Kelly L. Krespan, M.D. is a board certified, fellowship trained ophthalmologist practicing comprehensive ophthalmology. She joined Jahnle Eye Associates in 2019. She evaluates and treats patients with cataracts, glaucoma, diabetes, and age related eye diseases. She performs cataract surgery and various cornea procedures, including corneal transplants and endothelial keratoplasty. She has performed over 1,500 cataract surgeries. Dr. Krespan grew up in Lancaster, PA. She graduated magna cum laude from Georgetown University with a major in biology and minor in Spanish.

She graduated cum laude from Jefferson Medical College and was inducted as a member of the Alpha Omega Alpha honor society.

Dr. Krespan completed a Transitional Year internship at Crozer before her ophthalmology residency at Georgetown University. She completed her Cornea fellowship at The Ohio State University's Havener Eye Institute.

Dr. Krespan is a member of the American Academy of Ophthalmology, American Society of Cataract and Refractive Surgery, American Medical Association, and Women in Ophthalmology. She enjoys art, jogging, and discovering new restaurants in her free time.

Edward Mekel, O.D.

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Edward Mekel, O.D. graduated from Loyola College with a Bachelor of Science in biology. He received his Doctor of Optometry degree from the Pennsylvania College of Optometry where he was recognized by the Pennsylvania Optometric Association for highest academic achievement. He was also the recipient of awards from Bernell Optics and Bausch and Lomb for clinical excellence in the areas of binocular vision and contact lens care. Before joining the practice in 1991, Dr. Mekel received specialized training in pediatric vision care at the Eye Institute in Philadelphia.

He also completed a comprehensive rotation in ocular disease management at the VA Hospital in Baltimore, MD. Dr. Mekel is committed to providing quality eye care to patients of all ages and has extensive experience fitting specialty contact lenses. Dr. Mekel regularly attends numerous educational conferences to maintain the highest standards in the diagnosis and treatment of ocular disease.

Erika Saucedo, O.D.

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Erika Saucedo, O.D., is a board certified, residency trained optometrist. Dr. Saucedo received her Doctor of Optometry degree from the Pennsylvania College of Optometry. She graduated magna cum laude from Kennesaw State University with a Bachelor of Science in Integrative studies with concentrations in Biology and Leadership.

In addition, she completed her clinical training at the Feinbloom Vision Rehabilitation, South Charlotte Veterans Affairs Medical Clinic, and private specialty practices in Florida and Georgia.

She was recognized for clinical excellence in primary care at The Eye Institute, low vision internship, and affiliated patient care sites. Following graduation, she completed a residency in ocular disease at Wilmington Veteran Affair Medical Center.

Dr. Saucedo was born and raised in Atlanta, Georgia. She enjoys traveling, reading books, playing guitar, and helping her community. She is fluent in Spanish and she has had experience translating for patients while she was a student at Pennsylvania College of Optometry. She is a member of the American Optometric Association and Pennsylvania Optometric Association. Her goal as an optometrist is to be able to offer her patients the highest quality vision care.

Zachary Tlumak, O.D.

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Zack Tlumak, O.D.  graduated from the University of Michigan in 2014 with a B.S. in Neuroscience and a minor in Music. Following his undergraduate education, Dr. Tlumak obtained his Doctor of Optometry from the New England College of Optometry in Boston, where he served as Vice President of the Class of 2019 and was winner of the Clinical Excellence Award for his class. To further his training, Dr. Tlumak completed a residency at the Veterans Affairs Hospital in West Haven, CT with a focus on ocular disease, low vision rehabilitation, and acquired brain injury.

Throughout his education and following graduation, Dr. Tlumak has worked in various settings including hospital-based, commercial, private practice, community health centers, and homeless shelters. Dr. Tlumak sees patients at our Havertown and Media offices.

In his free time, Dr. Tlumak enjoys playing golf and reading.

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Our Offices


Monday: 8am to 8pm
Tuesday: 8am to 5pm
Wednesday: 8am to 8pm
Thursday: 8am to 7pm
Friday: 8am to 5pm
Saturday: 8am to 4pm
Sunday: Closed
By Appointment Only

Riddle Hospital Outpatient Pavilion
1098 West Baltimore Pike
Suite 3407
Media PA 19063


Monday: 8am to 5pm
Tuesday: 8am to 5pm
Wednesday: 8am to 5pm
Thursday: 8am to 7pm
Friday: 8am to 5pm
Saturday: Closed
Sunday: Closed
By Appointment Only

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