Halsey Niles, MD

NPI 1225615057 · on the registry since 2021 · sole proprietor

Practice

Address: 115 Mill St
Belmont, MA 02478
Phone: (617) 299-9355
Organisation at this address: Jaimie Winkler
Mary Rockas Md Pllc
Jessica Margolis Llc
Courtney Beard Elias
Gary A. Taylor, Ph.D.
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 592

Additional practice sites

55 Fruit St, Boston, MA

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: 2025-07-26

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