Tammy Wicker, CPC AAPC, is an experienced professional in the medical billing sector with a diverse background across several companies. Starting as a Medical Biller at Phytech Healthcare from February 2023 to January 2024, Tammy then progressed to the role of Billing Specialist at Dallas Nephrology Associates from January 2024 to July 2024. Following this, Tammy worked at Guidehouse as a Medical Billing Specialist and Quality Auditor from July 2024 to May 2025. Previous experience includes serving as a Billing and Collections Representative II at BayMark Health Services.
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