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Dr. Joan E. Riker, MD is an internist in Amarillo, TX specializing in internal medicine (adult medicine) and geriatrics (elderly care).
7910 London Court
Amarillo, TX 79119
She has a state license in Texas.
Licensed In: Texas
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Dr. Joan Riker specializes in geriatrics (elderly care) and practices in Amarillo, TX. Dr. Riker obtained a license to practice in Texas.