A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. Sarah Rettinger:
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The overall average patient rating of Dr. Sarah Rettinger is Good.
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Specialties & Research
Dr. Sarah Rettinger, MD is board certified in Internal Medicine.
- She has special expertise in 3 areas:
- Diabetes Mellitus
Education & Awards
Dr. Rettinger graduated from Yale University, New Haven.
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- Additional Information
- Dr. Sarah Ruth Rettinger MD is a female Internist, has 9 years of experience and practices in Internal Medicine and Endocrinology, Diabetes & Metabolism.
- Where does Dr. Sarah R. Rettinger practice?
- Dr. Sarah Rettinger has 2 office locations.
Dr. Sarah Rettinger practices Internal Medicine and Endocrinology, Diabetes & Metabolism near Orange, CA.
See Orange Internists and Orange Endocrinologists.