Gary Cassidy, OTR/L
NPI 1598900185 · Occupational Therapist · Saint James, NY
Gary Cassidy, OTR/L is a Occupational Therapist provider in Saint James, NY (NPI 1598900185).
Provider details
- NPI number
- 1598900185
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Male
- Sole proprietor
- Yes
- License
- 002944 (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
17 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
- 2008-12-10
- Last updated
- 2008-12-10
Frequently asked questions
- What is Gary Cassidy's NPI number?
- Gary Cassidy's National Provider Identifier (NPI) is 1598900185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Cassidy's specialty?
- Gary Cassidy is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Gary Cassidy located?
- Gary Cassidy's practice location on file with NPPES is 243 Jackson Ave, Saint James, NY 11780-1831.
- What is Gary Cassidy's phone number?
- The practice phone number listed in the NPPES registry for Gary Cassidy is (631) 584-7526.
- Is Gary Cassidy's NPI active?
- Yes — Gary Cassidy's NPI (1598900185) is active in the NPPES registry as of the last update on 2008-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.