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joint, pain, arthritis, ventura


From arthritis, to fibromyalgia, to lupus, our rheumatologists specialize in treating issues involving joints, soft tissues, autoimmune diseases, vasculitis, and connective tissue.

Rheumatology is offered at these locations:

Rheumatology Specialists:

  • Dr. Tammy Sievers

    Dr. Tammy Sievers


    Dr. Tammy Sievers received her medical degree from Washington University in St. Louis, Missouri and completed residency training Barnes-Jewish Hospital.

    Dr. Tammy Sievers practices at these locations:

  • Dr. Angelica Shepard


    Dr. Angelica Shepard specializes in rheumatology. She received her medical degree from St. George's University School of Medicine in Grenada, West Indies, completed a residency in categorical internal medicine at East Carolina University, and a rheumatology fellowship at Cedars Sinai Medical Center. Dr. Shepard is board certified and is a member of the American College of Rheumatology.

    Dr. Angelica Shepard practices at these locations: