Search › Massachusetts › 171100000X
Karolyn Franz, MAOM
NPI 1992091433 · on the registry since 2011 · sole proprietor
Practice
- Address
- 1666 Massachusetts Ave Ste 6
Lexington, MA 02420 - Phone
- (603) 239-2475
- Fax
- (617) 419-1058
- Organisation at this address
- Think-Diff Institute
Inferred from a shared address, not stated in the registry.
- Clinicians at this address
- 21
Additional practice sites
- 17 93rd St Ste 124, Keene, NH
Registry record
- Primary taxonomy
- 171100000X
171100000X
- Licence states on file
- MA
From the registry's licence fields, which are often incomplete.
- Sex
- Female
- Record last updated
- 2025-10-24
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