Donald Walker, COTA
NPI 1275721953 · Occupational Therapy Assistant · Brookline, MA
Donald Walker, COTA is a Occupational Therapy Assistant provider in Brookline, MA (NPI 1275721953).
Provider details
- NPI number
- 1275721953
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2984 (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
18 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
- 2007-10-09
- Last updated
- 2007-10-09
Frequently asked questions
- What is Donald Walker's NPI number?
- Donald Walker's National Provider Identifier (NPI) is 1275721953, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Walker's specialty?
- Donald Walker is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Donald Walker located?
- Donald Walker's practice location on file with NPPES is 30 Webster St, Brookline, MA 02446-4938.
- What is Donald Walker's phone number?
- The practice phone number listed in the NPPES registry for Donald Walker is (617) 734-6475.
- Is Donald Walker's NPI active?
- Yes — Donald Walker's NPI (1275721953) is active in the NPPES registry as of the last update on 2007-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.