Search › Georgia › Psychiatry Physician
Dennis O'Brien, M.D
NPI 1043250079 · on the registry since 2006 · sole proprietor
Practice
- Address
- 223 Medical Center Dr
Riverdale, GA 30274 - Phone
- (770) 991-8500
- Organisation at this address
- Riverwoods Behavioral Health, Llc
Inferred from a shared address, not stated in the registry.
- Clinicians at this address
- 6
Registry record
- Primary taxonomy
- Psychiatry Physician
2084P0800X
- Also registered as
- Psychiatry Physician
- Licence states on file
- CA, GA
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-06-08
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Georgia