Siona Zellis, COTA
NPI 1275044778 · Occupational Therapy Assistant · Langhorne, PA
Siona Zellis, COTA is a Occupational Therapy Assistant provider in Langhorne, PA (NPI 1275044778).
Provider details
- NPI number
- 1275044778
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA
- Sex
- Female
- Sole proprietor
- Yes
- License
- 64009232 (NY)
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
8 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
- 2017-10-24
- Last updated
- 2017-10-24
Frequently asked questions
- What is Siona Zellis's NPI number?
- Siona Zellis's National Provider Identifier (NPI) is 1275044778, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siona Zellis's specialty?
- Siona Zellis is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Siona Zellis located?
- Siona Zellis's practice location on file with NPPES is 23 Teal Dr, Langhorne, PA 19047-8233.
- What is Siona Zellis's phone number?
- The practice phone number listed in the NPPES registry for Siona Zellis is (215) 292-0628.
- Is Siona Zellis's NPI active?
- Yes — Siona Zellis's NPI (1275044778) is active in the NPPES registry as of the last update on 2017-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.