Sonya Williamson, COTA/L
NPI 1386055507 · Occupational Therapy Assistant · Philadelphia, PA
Sonya Williamson, COTA/L is a Occupational Therapy Assistant provider in Philadelphia, PA (NPI 1386055507).
Provider details
- NPI number
- 1386055507
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- OP007822 (PA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2014-05-09
- Last updated
- 2014-05-09
Frequently asked questions
- What is Sonya Williamson's NPI number?
- Sonya Williamson's National Provider Identifier (NPI) is 1386055507, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonya Williamson's specialty?
- Sonya Williamson is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Sonya Williamson located?
- Sonya Williamson's practice location on file with NPPES is 2990 Holme Ave, Philadelphia, PA 19136-1830.
- What is Sonya Williamson's phone number?
- The practice phone number listed in the NPPES registry for Sonya Williamson is (215) 335-2100.
- Is Sonya Williamson's NPI active?
- Yes — Sonya Williamson's NPI (1386055507) is active in the NPPES registry as of the last update on 2014-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.