Search › Massachusetts › 363L00000X
Cassy Williams, APRN
NPI 1356617815 · on the registry since 2012 · sole proprietor
Practice
- Address
- 68 Harrison Ave Ste 600
Boston, MA 02111 - Phone
- (657) 500-0634
- Fax
- (844) 705-0129
- Organisation at this address
- Woosource Llc
Stress Less Pov Llc
Monarch Mental Health Llc
Doulas Of The Diaspora Llc
Mindful Care Counseling Services LlcInferred from a shared address, not stated in the registry. - Clinicians at this address
- 28
Additional practice sites
- 2415 E Camelback Rd Ste 700, Phoenix, AZ
- 506 2nd Ave Ste 1400, Seattle, WA
- 1580 N Logan St Fl 6, Denver, CO
- 2021 Guadalupe St Ste 260, Austin, TX
- 2033 Gateway Pl Fl 5, San Jose, CA
- 4145 Sw Watson Ave Ste 350, Beaverton, OR
Registry record
- Primary taxonomy
- 363L00000X
363L00000X
- Also registered as
- 363LA2100X
- Licence states on file
- KY
From the registry's licence fields, which are often incomplete.
- Sex
- Female
- Record last updated
- 2026-08-12
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