Larry Walker
NPI 1427710011 · Behavior Analyst · Marlborough, MA
Larry Walker is a Behavior Analyst provider in Marlborough, MA (NPI 1427710011).
Provider details
- NPI number
- 1427710011
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 3762 E Chestnut StKankakee, IL 60901-8048
Registry dates
- Enumerated
- 2021-10-11
- Last updated
- 2021-10-11
- Certified
- 2021-10-11
Frequently asked questions
- What is Larry Walker's NPI number?
- Larry Walker's National Provider Identifier (NPI) is 1427710011, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larry Walker's specialty?
- Larry Walker is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Larry Walker located?
- Larry Walker's practice location on file with NPPES is 225 Cedar Hill St Ste 200, Marlborough, MA 01752-5900.
- What is Larry Walker's phone number?
- The practice phone number listed in the NPPES registry for Larry Walker is (708) 753-9683.
- Is Larry Walker's NPI active?
- Yes — Larry Walker's NPI (1427710011) is active in the NPPES registry as of the last update on 2021-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.