Dr. O'halloran is on Doximity
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Office
2001 Medical Pkwy
Annapolis, MD 21401Phone+1 410-224-1133Fax+1 443-924-2727
Education & Training
- Western Michigan University Homer Stryker M.D. School of MedicineClass of 2020
Certifications & Licensure
- MD State Medical License 2024 - 2025
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