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Simon M. W. Lejeune, M.D
NPI 1821035403 · on the registry since 2006
Practice
- Address
- 77 Mass Ave E23
Mit Medical Center
Cambridge, MA 02139 - Phone
- (617) 253-2916
Registry record
- Primary taxonomy
- Psychiatry
2084P0800X
- Licence states on file
- MA
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-07-13
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 Massachusetts