Phone(361) 400-7700 Fax(888) 857-3538 Office hoursMon–Fri · 8:00 AM – 5:00 PM
Arthritis Care of Texas Advanced Rheumatology
Our providers

Meet your care team

A board-certified rheumatologist and three experienced family nurse practitioners, caring for the Coastal Bend community.

Portrait of Eric Chiang, MD

Eric Chiang, MD

Rheumatologist · Founder

Dual board certified in Internal Medicine & Rheumatology (ABIM) · 15+ years of experience

Born in Taiwan and raised in Southern California, Dr. Chiang earned his undergraduate degree at UC Berkeley, completed medical school at the University of Sint Eustatius School of Medicine, his Internal Medicine residency at LSU–Shreveport, and his Rheumatology fellowship at the University of Mississippi Medical Center. His special interests include Rheumatoid Arthritis, Psoriasis, Psoriatic Arthritis, and Ankylosing Spondylitis. He is a member of the Nueces County Medical Society, the Texas Medical Association, and the American College of Rheumatology.

"Everyone is different, so is their arthritis and rheumatic conditions. I believe personalized medicine is the ultimate goal and want to design a treatment plan that will help each individual to achieve their best outcome with pain relief."

R. Garrett Tolley, NP

Family Nurse Practitioner

Board certified (AANP) · 18+ years in healthcare

Born and raised in rural North Carolina, Garrett earned a BS in Kinesiology and an MS in Cardiac Physiology from Campbell University, his ASN from Southeastern Community College, and his MSN in family medicine from Simmons University in Boston.

"Holistic health care includes developing individualized treatment plans that are tailored to each patient. My goal is to ensure that I work closely with each patient to develop a plan of care that is as unique and efficient as they are."

Krystal Perez Franco, NP

Family Nurse Practitioner

Dual board certified (AANP & ANCC) · 10+ years of nursing experience

A Corpus Christi native, Krystal earned her BS in Allied Health from Texas A&M, her BSN from UT Health San Antonio, an MSN in Leadership in Nursing Systems from Texas A&M–Corpus Christi, and her Post-Master's FNP Certificate from UT Arlington. She has served the local community as a nurse for more than a decade.

"In working with patients with arthritis and various rheumatic conditions, I want to ensure that each patient understands their disease process and is an active participant in their treatment plan and goals."

Shelley Valdez, NP

Family Nurse Practitioner

Board certified (AANP) · 19+ years of nursing experience

A South Texas native who lives in Corpus Christi, Shelley earned her BBA from Texas A&M–Kingsville and her ASN from Del Mar College, and spent many years as a pediatric nurse at Driscoll Children's Hospital — in the ICU and in orthopedics, neurology, and nephrology — along with adult home health. She completed her BSN at Western Governors University and her MSN at UT Arlington.

"I use my 19+ years of experience and knowledge to provide the best individualized care to every person using my core values of respect, honesty, integrity, empathy, and dedication."