About Us
More Than Meets the Eye
With over 30 years of eye care experience, you will find comfort in knowing that our team of eye care professionals have one clear purpose- providing you with quality eye care that protects, preserves, and strengthens your sight.
Commitment to Care
Outstanding patient care – that is the goal of the doctors and staff at VisionAmerica. We believe that comprehensive, quality eye care is best delivered to our patients through the guidance of our industry-renowned team. At our multi-specialty centers, patients encounter some of the nation’s leading ophthalmologists in a variety of specialized fields.

Maximizing our Mission
Since the inception of VisionAmerica in 1989, our mission has remained unchanged. We provide the highest quality eye care available while being on the forefront of innovative vision correction procedures. VisionAmerica values clinical care, education, and research- which we believe is necessary to stay relevant in an ever-evolving industry.
About SEES Group
VisionAmerica is part of the SEES Group network of practices. The SEES Group owns and operates ophthalmology practices and single specialty ambulatory surgical centers across the Southeastern United States and US Territories. We are committed to providing patients in the communities we serve with the quality care they need and deserve.

Our SEES Leadership Team
The SEES Group leadership team is a group of experienced executives and operations experts who lead with expertise and integrity, living our mission and vision every day.

Marcello Celentano
Chief Executive Officer

Mike Nikosey
Chief Financial Officer

Jennifer Yentz
Chief People Officer

Sean Sykes
Vice President of Information Technology

Paul Batson
Vice President of Provider Support & Operations

Tammy Baergen
Director of Ambulatory Surgical Center Operations

Malachi Philip
Director of People, Learning & Development

Thomas Zdrale
Director of Revenue Cycle Management

Amanda Louzon
Director of Procurement

Leanne Benson
Director of Compliance

Dave Thompson
Director of IT Cloud Operations

Carolynn Yakush
Director of Marketing Innovation

Amy Simmons
Regional Director of Clinical Operations, Middle, TN

Kalina Patel
Regional Director of Clinical Operations, Chattanooga, TN

Michelle Seiber
Regional Director of Clinical Operations, Knoxville, TN

Kristine Ponzo
Regional Director of Clinical Operations-Huntsville, AL

John R. Bierly, M.D.
Chief Medical Officer,
Co-Founder of SEES

Daryl Mann, O.D.
Vice President of Physician Relations, Co-Founder of SEES

Emily Sanders
Director of Continuing Education
SEES Shared Values
Our core values form the foundation on which we perform work and conduct ourselves every day.
Integrity
We hold ourselves to
the highest ethical
principles and
professional standards.
Respect
We respect,
celebrate, and honor
the uniqueness of
each individual.
Service
We endeavor to serve
our patients, our
communities, and each
other everyday.
Compassion
We practice empathy
and strive to understand
the physical, intellectual,
and emotional needs
of others.
Excellence
We believe that
excellence is an iterative
process and seek
continual improvement in
everything we do.