Search › Massachusetts › 207RC0000X
Nathan Riddell, M.D
NPI 1245670983 · on the registry since 2013
Practice
- Address
- 55 Lake Ave N
Worcester, MA 01655 - Phone
- (508) 334-1000
- Organisation at this address
- Ummhc
Umass Memorial
Umass Memorial
Tele-Physicians Pc
Umass Memorial GroupInferred from a shared address, not stated in the registry. - Clinicians at this address
- 3,027
Additional practice sites
- 1115 Westford St Ste 2, Lowell, MA
Registry record
- Primary taxonomy
- 207RC0000X
207RC0000X
- Also registered as
- 207R00000X
- Licence states on file
- MA
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2025-12-08
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 Massachusetts