Overview
Robert Walker is a primary care provider, practicing in Family Medicine in Clarion, Pennsylvania. Dr. Walker is highly rated in 3 conditions, according to our data. His top areas of expertise are Chronic Kidney Disease, Nephrogenic Diabetes Insipidus, End-Stage Renal Disease (ESRD), Primary Lateral Sclerosis, and Kidney Transplant.
His clinical research consists of co-authoring 145 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- HMO
- POS
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- HMO
- POS
- PPO
Locations
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
UPMC Primary Care
Randy Kreider, MD, is a family medicine physician. He is certified by the American Board of Family Medicine. Dr. Kreider received his medical degree from the Pennsylvania State University College of Medicine and completed his family medicine residency at Harrisburg Hospital. Dr. Kreider’s clinical interests include health care for chronic diseases such as heart disease and diabetes, and preventive medicine. He is a member of the American Academy of Family Physicians and formerly, a physician with the United States Air Force. Dr. Kreider is highly rated in 18 conditions, according to our data. His top areas of expertise are Cerebral Hypoxia, Memory Loss, Type 2 Diabetes (T2D), Hip Replacement, and Gastrostomy.
David Williams is a primary care provider, practicing in Family Medicine in Meadville, Pennsylvania. Dr. Williams is highly rated in 35 conditions, according to our data. His top areas of expertise are X-Linked Severe Combined Immunodeficiency, Anemia, Hidradenitis Suppurativa, Ureteroscopy, and Vertebroplasty.
East Liberty Family Health Care Center Inc
Richard Zimmerman is a primary care provider, practicing in Family Medicine in Pittsburgh, Pennsylvania. Dr. Zimmerman is highly rated in 6 conditions, according to our data. His top areas of expertise are Flu, Avian Influenza, Strep Throat, and Tetanus.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Chronic Kidney DiseaseDr. Walker isAdvanced. Learn about Chronic Kidney Disease.
- End-Stage Renal Disease (ESRD)Dr. Walker isAdvanced. Learn about End-Stage Renal Disease (ESRD).
- Nephrogenic Diabetes InsipidusDr. Walker isAdvanced. Learn about Nephrogenic Diabetes Insipidus.
- Experienced
- CalcinosisDr. Walker isExperienced. Learn about Calcinosis.
- Dandy-Walker SyndromeDr. Walker isExperienced. Learn about Dandy-Walker Syndrome.
- Diabetic KetoacidosisDr. Walker isExperienced. Learn about Diabetic Ketoacidosis.
- Diabetic NephropathyDr. Walker isExperienced. Learn about Diabetic Nephropathy.
- Endomyocardial FibrosisDr. Walker isExperienced. Learn about Endomyocardial Fibrosis.
- Erythema MultiformeDr. Walker isExperienced. Learn about Erythema Multiforme.

