Tendernest Behavioral Group, LLC
NPI 1558212050 · Behavior Analyst · North Chelmsford, MA
Tendernest Behavioral Group, LLC is a Behavior Analyst organization in North Chelmsford, MA (NPI 1558212050).
Provider details
- NPI number
- 1558212050
- Entity type
- Organization
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Kathryn Sapp, Owner/Bcba(508) 654-9441
Specialties & taxonomies
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
Under 1 yr in 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
- 2026-02-09
- Last updated
- 2026-02-09
- Certified
- 2026-02-09
Frequently asked questions
- What is Tendernest Behavioral Group, LLC's NPI number?
- Tendernest Behavioral Group, LLC's National Provider Identifier (NPI) is 1558212050, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Tendernest Behavioral Group, LLC?
- Tendernest Behavioral Group, LLC is classified in the NPPES registry as Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Tendernest Behavioral Group, LLC located?
- Tendernest Behavioral Group, LLC's practice location on file with NPPES is 263 Groton Rd, North Chelmsford, MA 01863-1210.
- What is Tendernest Behavioral Group, LLC's phone number?
- The practice phone number listed in the NPPES registry for Tendernest Behavioral Group, LLC is (508) 654-9441.
- Who is the authorized official for Tendernest Behavioral Group, LLC?
- The authorized official listed on Tendernest Behavioral Group, LLC's NPPES record is Kathryn Sapp, Owner/Bcba. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Tendernest Behavioral Group, LLC's NPI active?
- Yes — Tendernest Behavioral Group, LLC's NPI (1558212050) is active in the NPPES registry as of the last update on 2026-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.