Gissel Grullon, OTR/L
NPI 1114297405 · Occupational Therapist · New York, NY
Gissel Grullon, OTR/L is a Occupational Therapist provider in New York, NY (NPI 1114297405).
Provider details
- NPI number
- 1114297405
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Female
- Sole proprietor
- No
- License
- 015755 (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
14 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
- 2012-01-04
- Last updated
- 2012-01-04
Frequently asked questions
- What is Gissel Grullon's NPI number?
- Gissel Grullon's National Provider Identifier (NPI) is 1114297405, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gissel Grullon's specialty?
- Gissel Grullon is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Gissel Grullon located?
- Gissel Grullon's practice location on file with NPPES is 4951 Chambers Street, New York, NY 10007-1209.
- What is Gissel Grullon's phone number?
- The practice phone number listed in the NPPES registry for Gissel Grullon is (212) 639-9675.
- Is Gissel Grullon's NPI active?
- Yes — Gissel Grullon's NPI (1114297405) is active in the NPPES registry as of the last update on 2012-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.