Augusta Vascular Center is a group of board certified
interventional radiologists
and vascular surgeons. The physicians and staff of AVC
are dedicated to providing
quality care to the people of
the CSRA. The center is
conveniently located within
the hub of the Augusta
medical community and offers modern amenities such as
ample parking and easy access
to and from the building.
At Augusta Vascular Center
we provide a wide spectrum of care from noninvasive and
minimally invasive procedures
to vascular surgery consultation and diagnostic procedures.
Employing percutaneous
technology in a sterile
environment allows the team
at AVC to offer a comprehensive array of services, providing the latest in endovascular and open vascular care.
With over 40 years of combined experience in interventional radiology and over 20 years experience in vascular surgery,
it is clear that the procedures offered by this convergence of radiology and surgical specialties results in unparallel service, the highest quality of care, and state of the art treatment.
Our Doctors
Click Images for Biographical Information
Peter Armstrong, M.D.
Peter Armstrong, M.D.
Dr. Peter Armstrong joined
AVC after serving his country as an
Army physician for the past 18 years.
After graduating in the top 5% of
his West Point class, Dr. Armstrong
continued his education at Vanderbilt
University School of Medicine. He
completed his residency in general
surgery in Fort Lewis, WA, and his
fellowship in vascular surgery at Geisinger Medical Center,
Danville, PA. He is board certified in both specialties.
While in the Army, Dr. Armstrong commanded forward
surgical teams through the deserts of Kuwait and Iraq and
the jungles of Colombia. Most recently, he served as chief
of vascular surgery and as program director of general
surgery at Eisenhower Army Medical Center. Married to
his high school sweetheart, Peggy, they live in Evans with
their four children. As a family, they are involved in many
activities, including short-term missionary work, running
and skiing at the lake.
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John Frederick, M.D.
John Frederick, M.D.
Dr. John Frederick was born
in Jamestown, ND, and received his
undergraduate degree from Hendrix
College in Conway, AR. His general
surgery residency and a vascular
surgery fellowship were done at the
University of Arkansas for Medical
Sciences, Little Rock, AR. He is a
member of both the American College
of Surgeons and the Society for Vascular Surgery. After completing
his many years of training, Dr. Frederick looks forward
to moving to Augusta and joining the medical community as
a member of the AVC team. His interests include mountain
biking and spending time outdoors.
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Eugene Marnell, M.D.
Eugene Marnell, M.D.
Dr. Gene Marnell, born in
Atlanta, GA, completed his residency
at the Medical College of Georgia and
interventional fellowship at Wake
Forest University. Dr. Marnell also
enjoys the variety of cases and interaction
with multiple specialties, not
just being limited to one organ system
or set of diseases. His undergraduate
degree in engineering made a career in interventional radiology
obvious. "I consider it a privilege to bring the latest medical
technology directly to patients to solve problems and answer
questions." In his spare time, Dr. Marnell and his wife enjoy
playing trumpet and perform frequently with various local
groups in Augusta.
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Samuel W. Mietling, M.D.
Samuel W. Mietling, M.D.
Dr. Samuel Mietling, born in St.
Louis, MO, went to the University
of North Carolina in Chapel Hill for
his medical education. He was eager
to reach the status of interventional
radiologist in order to have an opportunity
to provide minimally invasive
treatments to his patients. When asked
whether he was able to reach his student
day goals, Dr. Mietling laughs and answers, "Absolutely!
My practice now does not allow me the luxury of getting
bored. I do appreciate having patient interaction because most
of my colleagues in radiology have little, if any." Outside of
work, Dr. Mietling enjoys spending time with his children
and going on skiing trips.
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David Riggans, M.D.
David Riggans, M.D.
Dr. David Riggans, born in
North Kingston, RI, is a graduate of
the Medical College of Georgia, and
did his residency at the University
of Kansas and his fellowship at MD
Anderson Cancer Center. While
in medical school and in search
of a specialty, Dr. Riggans was
mesmerized with continuous advancements
in the field of interventional radiology. "I could
see myself enjoying a fulfilling career in this specialty," shares
Dr. Riggans, "considering the variety of procedures and disease
processes I deal with on a daily basis." And the reality of his
workday now allows for Dr. Riggans to take advantage of not
only performing procedures in the high-tech environment, but
also to share that knowledge with the aspiring physicians at
MCG. Next to a miracle are the weekends when Dr. Riggans
gets to spend time with his wife of six years, maintain his saltwater
reef tank, snow ski, ride his road and mountain bikes,
scuba dive and enjoy his pilot's license.
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W. Bruce Tannehill, M.D.
W. Bruce Tannehill, M.D.
Dr. Bruce Tannehill, born in
Ohio, obtained his medical degree
from the East Carolina University
Medical School. While being a
med student posed the usual challenges,
Dr. Tannehill thoroughly
enjoyed imagery and procedures,
thus arriving at the most logical
specialty choice: interventional
radiology. He is now most excited about being able to
help his patients in a timely manner by using some of
the newest technological advances. When not at work, Dr. Tannehill cherishes his family time, which he mostly
spends outdoors.
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Karl Weingarten, M.D.
Karl Weingarten, M.D.
Dr. Karl Weingarten, born in
St. Petersburg, FL, was educated at
the University of Florida and did his
fellowship at University of California
in San Diego. Dr. Weingarten joined
the practice two years ago, relocating
from San Diego. Dr. Weingarten was
the head of interventional radiology
at a trauma center in San Diego and
worked extensively on aortic aneurysm repairs. Outside of
work, Dr. Weingarten and his wife of one year spend time on
their 50 acre dairy goat farm in Edgefield, SC.
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