Gary Meregillano, OTR
NPI 1881612430 · Occupational Therapist · Livermore, CA
Gary Meregillano, OTR is a Occupational Therapist provider in Livermore, CA (NPI 1881612430).
Provider details
- NPI number
- 1881612430
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5821 (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
19 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
- 2006-07-18
- Last updated
- 2007-07-12
Frequently asked questions
- What is Gary Meregillano's NPI number?
- Gary Meregillano's National Provider Identifier (NPI) is 1881612430, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Meregillano's specialty?
- Gary Meregillano is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Gary Meregillano located?
- Gary Meregillano's practice location on file with NPPES is 4951 Arroyo Rd, Livermore, CA 94550-9650.
- What is Gary Meregillano's phone number?
- The practice phone number listed in the NPPES registry for Gary Meregillano is (925) 373-4700.
- Is Gary Meregillano's NPI active?
- Yes — Gary Meregillano's NPI (1881612430) is active in the NPPES registry as of the last update on 2007-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.