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John O'Brien is a gastroenterologist professional located in Livonia, MI. They specialize in internal medicine, gastroenterology. With over 19 years of experience, they bring deep expertise to every client.
John O'Brien holds an active professional license for your protection.
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John O'Brien is a gastroenterologist serving Livonia, MI. License #4301093280 is on file. 19 years in business. Credentials: M.D.. Use the contact details below to request a quote or ask about availability.
License #4301093280 means John O'Brien 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.