Search › District of Columbia › 3747P1801X
Mark Williams
NPI 1639983000 · on the registry since 2025 · sole proprietor
Practice
- Address
- 524 Kenyon St Nw Apt 22
Washington, DC 20010 - Phone
- (240) 354-6286
- Clinicians at this address
- 2
Registry record
- Primary taxonomy
- 3747P1801X
3747P1801X
- Sex
- Male
- Record last updated
- 2025-02-05
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 District of Columbia