Marianne Walker, OTR/L
NPI 1851859680 · Occupational Therapist · Sudbury, MA
Marianne Walker, OTR/L is a Occupational Therapist provider in Sudbury, MA (NPI 1851859680).
Provider details
- NPI number
- 1851859680
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- 10318 (MA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
7 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
- 2019-03-11
- Last updated
- 2019-03-11
Frequently asked questions
- What is Marianne Walker's NPI number?
- Marianne Walker's National Provider Identifier (NPI) is 1851859680, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Walker's specialty?
- Marianne Walker is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marianne Walker located?
- Marianne Walker's practice location on file with NPPES is 19 Great Rd, Sudbury, MA 01776-1006.
- What is Marianne Walker's phone number?
- The practice phone number listed in the NPPES registry for Marianne Walker is (603) 731-8752.
- Is Marianne Walker's NPI active?
- Yes — Marianne Walker's NPI (1851859680) is active in the NPPES registry as of the last update on 2019-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.