Joy Yamasaki
NPI 1447665005 · Developmental Therapist · Oak Park, IL
Joy Yamasaki is a Developmental Therapist provider in Oak Park, IL (NPI 1447665005).
Provider details
- NPI number
- 1447665005
- Entity type
- Individual
- Primary specialty
- Developmental TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
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
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
Mailing address
Registry dates
- Enumerated
- 2014-06-23
- Last updated
- 2014-06-23
Frequently asked questions
- What is Joy Yamasaki's NPI number?
- Joy Yamasaki's National Provider Identifier (NPI) is 1447665005, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joy Yamasaki's specialty?
- Joy Yamasaki is listed in the NPPES registry with a primary specialty of Developmental Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Joy Yamasaki located?
- Joy Yamasaki's practice location on file with NPPES is 1043 N Marion St, Oak Park, IL 60302-1374.
- What is Joy Yamasaki's phone number?
- The practice phone number listed in the NPPES registry for Joy Yamasaki is (708) 358-1417.
- Is Joy Yamasaki's NPI active?
- Yes — Joy Yamasaki's NPI (1447665005) is active in the NPPES registry as of the last update on 2014-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.