Dr. Ronald W. Hamner M.D.
Nephrologist (Kidney Specialist) | Nephrology
215 East Quincy Street Suite 610 San Antonio Texas, 78215About
Ronald Hamner, MD, is Board Certified in both Internal Medicine and Nephrology. He obtained his undergraduate degree in Biology from Trinity University. He attended Vanderbilt University School of Medicine and received his MD in 1978. Dr. Hamner completed a residency program in Internal Medicine at the University of Alabama Medical Center in Birmingham. He then completed a fellowship in Nephrology at the University of Texas Medical School in Houston where he was also a clinical instructor. Dr. Hamner serves patients in the San Antonio area as well as in Jourdanton. His practice includes general nephrology with special expertise in home dialysis (peritoneal dialysis and home hemodialysis) and nocturnal dialysis.
Dr. Ronald W. Hamner M.D.'s Videos
Education and Training
Vanderbilt University School of Medicine
Vanderbilt Univ Sch of Med, Nashville Tn 1978
Vanderbilt University School of Medicine 1978
Board Certification
American Board of Internal Medicine- Internal Medicine; American Board of Internal Medicine
Subspecialty - Nephrology
Internal MedicineAmerican Board of Internal MedicineABIM
Provider Details
Dr. Ronald W. Hamner M.D.'s Expert Contributions
My mother is a CKD patient and her urine output is decreasing. What could this mean?
Decreasing urine output may mean kidney function is worsening to the need for dialysis. However, dehydration is common in people with CKD from poor appetite. If the legs are swollen and urine output drops, call your doctor. If legs are not swollen and urine output drops, try extra 1-2 glasses of water or chicken soup. READ MORE
Are there any supplements that will strengthen my mom's kidney function?
Kidney function is better served by avoiding foods and substances that increase work for the kidney. For example, phosphate almost totally excreted by the kidneys. To reduce the amount of phosphate work load for the kidneys, avoid colas, hard cheese, large amounts of brown beans and phosphate preservatives READ MORE
Expert Publications
Data provided by the National Library of MedicineAreas of expertise and specialization
Faculty Titles & Positions
- Speaks at Local Symposiums on Nephrology -
Awards
- Gift of Life Award, Local Kidney Foundation
- Leading Physicians of the World
- Biltmore's Who's Who - VIP Member
- Blue Key National Honor Fraternity

- Phi Beta Kappa
- Alpha Chi National Honor Society

Internships
- Internship: University of Alabama Hospitals, Birmingham, Alabama, 1979
Fellowships
- Fellowship: University of Texas Medical School, Division of Nephrology, Houston, Texas, 1983
Professional Society Memberships
- Texas Medical Association Bexar County Medical Society American College of Physicians, Fellow International Society for Peritoneal Dialysis Renal Physicians Association National Kidney Foundation, Medical Board, San Antonio Chapter Texas Medical Foundation
What do you attribute your success to?
Putting his Patients First, Happy Patients = Success is his Mantra.
Areas of research
- Amgen Study on use of Erythropoietin on dialysis patients in 2002. Clinical Site Investigator for the 2001 Procrit Power Study. The clinical evaluation of PROCRIT (Epoetin Alpha) dosed once weekly in patients with anemia due to early renal insufficiency. Healthy Start Dialysis Study for Baxter Health Care from 1998-2001. Fresenius Delmed Grade IV Study Connectology on Peritoneal Dialysis Patients in 1991.
Hobbies / Sports
- Staying Fit, Sunday School, Traveling to Spend Time with Family
Favorite professional publications
- JASN
Areas of research
Amgen Study on use of Erythropoietin on dialysis patients in 2002. Clinical Site Investigator for the 2001 Procrit Power Study. The clinical evaluation of PROCRIT (Epoetin Alpha) dosed once weekly in patients with anemia due to early renal insufficiency. Healthy Start Dialysis Study for Baxter Health Care from 1998-2001. Fresenius Delmed Grade IV Study Connectology on Peritoneal Dialysis Patients in 1991.Dr. Ronald W. Hamner M.D.'s Practice location
Dr. Ronald W. Hamner M.D.'s reviews
Write ReviewPatient Experience with Dr. Hamner
Recommended Articles
- What Could Lead to Nephrotic Syndrome?
IntroductionNephrotic syndrome refers to a group of symptoms that occur when there is something wrong with your kidneys. It can affect people of all ages and is often treatable. Kidney damage may be suspected if an individual shows any of the following symptoms:...
- How to Prevent UTIs
A urinary tract infection (UTI) is a common infection in any part of the urinary or renal system (urethra, ureters, bladder, and kidneys). In fact, it is the second most common type of infection among adults. Besides being responsible for over 8 million visits to healthcare professionals every year,...
- Does Acute Renal Failure Cause Death?
Our body machinery comprises of various parts and components all together, embedded to function as a whole unit to support life. Each component that forms a part of the body machine has a specific contribution and any malfunction in any of the components can have adverse effects on the entire body....
- What Is a Kidney Biopsy?
A kidney biopsy, also called renal biopsy, is a medical procedure which involves taking a sample tissue of the kidney for laboratory analysis. This procedure helps your doctor know the type of disease on your kidney, how severe the disease is and the best treatment option. A kidney biopsy is also...
- What Will a Doctor Ask if you Have Blood in Your Urine?
In the normal course, blood has no reason to appear in the urine, but if that happens, one should not hesitate to seek specialist medical opinion. Blood may appear in urine owing to simple infections in the urinary and genital systems, or it could be a result of some serious ailment that is...
- What Could Dysuria Be Telling You?
What is dysuria?Dysuria is the medical term for painful urination or a burning sensation, discomfort, or difficulty when passing urine. In most cases, dysuria is a symptom of another medical condition. Males and females of any age can experience dysuria. However, this symptom is more common in...
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