Natalie Tomsio
NPI 1790200889 · Occupational Therapist · Ontario, CA
Natalie Tomsio is a Occupational Therapist provider in Ontario, CA (NPI 1790200889).
Provider details
- NPI number
- 1790200889
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 22289 (CA)
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
- 2017-08-09
- Last updated
- 2025-12-11
- Certified
- 2025-12-11
Frequently asked questions
- What is Natalie Tomsio's NPI number?
- Natalie Tomsio's National Provider Identifier (NPI) is 1790200889, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Tomsio's specialty?
- Natalie Tomsio is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Natalie Tomsio located?
- Natalie Tomsio's practice location on file with NPPES is 4688 Ontario Mills Pkwy, Ontario, CA 91764-5104.
- What is Natalie Tomsio's phone number?
- The practice phone number listed in the NPPES registry for Natalie Tomsio is (657) 242-2079.
- Is Natalie Tomsio's NPI active?
- Yes — Natalie Tomsio's NPI (1790200889) is active in the NPPES registry as of the last update on 2025-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.