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John Hahn is a gastroenterologist professional located in Bayonne, NJ. They specialize in internal medicine, gastroenterology. With over 19 years of experience, they bring deep expertise to every client.
John Hahn holds an active professional license for your protection.
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John Hahn is a gastroenterologist serving Bayonne, NJ. License #25MA04877800 is on file. 19 years in business. Credentials: M.D.. Use the contact details below to request a quote or ask about availability.
License #25MA04877800 means John Hahn is registered with the relevant state or professional board. M.D. 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.