Mary Elizabeth O'brien is a Primary Care Nurse Practitioner based in Laurel, MD and is specialized in Primary Care. Mary Elizabeth O'brien practices in Laurel, MD and has the professional credentials of CRNP. The NPI Number for Mary Elizabeth O'brien is 1578554887 and holds a License No. R073974 (Maryland).
The current practice location address for Mary Elizabeth O'brien is 13952 Baltimore Ave, Laurel, MD and can be reached out via phone at 301-490-1990 and via fax at 301-490-8750.
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 333703100 | 05 | MD |
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