Search › Arizona › 101YM0800X
William Duff, M.A. LPC
NPI 1134351869 · on the registry since 2009 · sole proprietor
Practice
- Address
- 13862 E Langtry Ln
Tucson, AZ 85747 - Phone
- (602) 524-0036
Registry record
- Primary taxonomy
- 101YM0800X
101YM0800X
- Also registered as
- 101YP2500X
- Licence states on file
- AZ
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-08-06
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 Arizona