Dr. Gretzinger is on Doximity
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Office
12211 Anderson Mill Rd
Austin, TX 78726Phone+1 512-250-0715
Education & Training
Stanford Health Care-Sponsored Stanford UniversityResidency, Dermatology, 1965 - 1968
St Francis Medical CenterInternship, Transitional Year, 1964 - 1965
University of Texas Medical Branch School of MedicineClass of 1964
Certifications & Licensure
TX State Medical License 1964 - 2016
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