| NPI | 1366866808 |
|---|---|
| Doing Business As | DAVID S. IRWIN, M.D. |
| Entity Type | Organization |
| Authorized Contact | JULIE JASTER Office Manager 301-840-1077 |
| Organization Subpart ? | No |
| Primary Taxonomy | 2084P0805X Psychiatry & Neurology, Geriatric Psychiatry (Licence: MD D0001714) |
| Enumeration Date | 2014-02-04 |
| Last Update Date | 2014-02-04 |