David Grinnell, OTR/L
NPI 1689961971 · Occupational Therapist · Holyoke, MA
David Grinnell, OTR/L is a Occupational Therapist provider in Holyoke, MA (NPI 1689961971).
Provider details
- NPI number
- 1689961971
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Male
- Sole proprietor
- No
- License
- 9911 (MA)
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
- 2011-07-07
- Last updated
- 2011-07-07
Frequently asked questions
- What is David Grinnell's NPI number?
- David Grinnell's National Provider Identifier (NPI) is 1689961971, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Grinnell's specialty?
- David Grinnell is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is David Grinnell located?
- David Grinnell's practice location on file with NPPES is 45 Lower Westfield Rd, Holyoke, MA 01040-2747.
- What is David Grinnell's phone number?
- The practice phone number listed in the NPPES registry for David Grinnell is (413) 536-8110.
- Is David Grinnell's NPI active?
- Yes — David Grinnell's NPI (1689961971) is active in the NPPES registry as of the last update on 2011-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.