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Frederick Ruymann is a gastroenterologist professional located in Cambridge, MA. They specialize in internal medicine, gastroenterology. With over 20 years of experience, they bring deep expertise to every client.
Frederick Ruymann holds an active professional license for your protection.
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Frederick Ruymann is a gastroenterologist serving Cambridge, MA. License #71422 is on file. 20 years in business. Credentials: MD. Use the contact details below to request a quote or ask about availability.
License #71422 means Frederick Ruymann is registered with the relevant state or professional board. MD signals additional training and oversight beyond a base license. Always confirm that the license is in good standing on the issuing board's website before booking work.