Tendernest Behavioral Group, Llc - Mental Health Clinic in North Chelmsford, MA

Tendernest Behavioral Group, Llc is a mental health clinic (Behavior Analyst) in North Chelmsford, Massachusetts. The current practice location for Tendernest Behavioral Group, Llc is 263 Groton Rd, North Chelmsford, Massachusetts. For appointments, you can reach them via phone at (508) 654-9441. The mailing address for Tendernest Behavioral Group, Llc is 263 Groton Rd, North Chelmsford, Massachusetts and phone number is (508) 654-9441.

Tendernest Behavioral Group, Llc is licensed to practice in * (Not Available) (license number ) and its NPI number is 1558212050. This medical practice does not participate in medicare program and thus may not accept your medicare insurance. You may check if they accept your insurance at (508) 654-9441.

Contact Information

Tendernest Behavioral Group, Llc
263 Groton Rd
North Chelmsford
MA 01863-1210
(508) 654-9441
(978) 545-9080

Map and Direction


Mental Health Clinic Profile

Full NameTendernest Behavioral Group, Llc
SpecialityBehavior Analyst
Location263 Groton Rd, North Chelmsford, Massachusetts
Authorized Official Name and PositionKathryn Marie Sapp (OWNER/BCBA)
Authorized Official Contact5086549441
Accepts Medicare InsuranceThis clinic does not participate in Medicare Program.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Tendernest Behavioral Group, Llc
263 Groton Rd
North Chelmsford
MA 01863-1210

Ph: (508) 654-9441
Tendernest Behavioral Group, Llc
263 Groton Rd
North Chelmsford
MA 01863-1210

Ph: (508) 654-9441

NPI Details:

NPI Number1558212050
Provider Enumeration Date02/09/2026
Last Update Date02/09/2026
Certification Date02/09/2026

Medical Identifiers

Medical identifiers for Tendernest Behavioral Group, Llc such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1558212050NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
103K00000XBehavior Analyst (* (Not Available))Primary

Reviews and Comments

Behavior Analyst in North Chelmsford, MA

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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.