IndividualActive
Sidnee Williamson
NPI 1275290900 · Personal Care Attendant · Washington, DC
Sidnee Williamson is a Personal Care Attendant provider in Washington, DC (NPI 1275290900).
Provider details
- NPI number
- 1275290900
- Entity type
- Individual
- Primary specialty
- Personal Care AttendantNursing Service Related Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Nursing Service Related Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1150 12th St Nw
Washington, DC 20005-4602
Phone: (240) 702-7779
Street-level locationGet directions
Mailing address
4712 Brooks St Ne
Washington, DC 20019-4654
Registry dates
- Enumerated
- 2021-11-17
- Last updated
- 2021-11-17
- Certified
- 2021-11-17
Frequently asked questions
- What is Sidnee Williamson's NPI number?
- Sidnee Williamson's National Provider Identifier (NPI) is 1275290900, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sidnee Williamson's specialty?
- Sidnee Williamson is listed in the NPPES registry with a primary specialty of Personal Care Attendant (Nursing Service Related Providers).
- Where is Sidnee Williamson located?
- Sidnee Williamson's practice location on file with NPPES is 1150 12th St Nw, Washington, DC 20005-4602.
- What is Sidnee Williamson's phone number?
- The practice phone number listed in the NPPES registry for Sidnee Williamson is (240) 702-7779.
- Is Sidnee Williamson's NPI active?
- Yes — Sidnee Williamson's NPI (1275290900) is active in the NPPES registry as of the last update on 2021-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.