Mary B O'brien is a Family Nurse Practitioner based in Grand Rapids, MI and is specialized in Family. Mary B O'brien practices in Allendale, MI and has the professional credentials of RN-C,FNP,MS. The NPI Number for Mary B O'brien is 1336276864 and holds a License No. 4704107338 (Michigan).
The current practice location address for Mary B O'brien is 10383 42Nd Ave, Allendale, MI and can be reached out via phone at 616-252-6030 and via fax at 616-252-6035.
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