Mary Deirdre Johnston is a Psychiatrist (Geriatric) in the BALTIMORE area and has over 46 years of experience. Mary Deirdre Johnston primary office location is at 600 N WOLFE STREET and new patients are welcome to contact this healthcare provider for an appointment. We do not know where she was educated but we know that she graduated in 1979
Mary Deirdre Johnston is affiliated with one hospital in the BALTIMORE area, JOHNS HOPKINS HOSPITAL, THE. The NPI number is 1881670958 and the information was updated approximately 13 years ago.
Mary Deirdre Johnston is affiliated with one medical group in the BALTIMORE area, JOHNS HOPKINS UNIVERSITY.
We have not detected any Exclusions tied directly to this NPI.
Accepts Medicare Assignment: Unknown
Is sole proprietor: NO
Participates in PECOS: YES (See any PECOS details below)
License Number | State |
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9500105 | NC |
The numbers count the providers that list Gastroenterologist as their Primary Taxonomy.
indicates nearby providers with referral data.