Quick answers
- Does Justina Tambeau accept Medicare assignment?
- Medicare's clinician data says Justina Tambeau may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Justina Tambeau's NPI number?
- 1063976603. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Justina Tambeau is enrolled with Medicare (CMS data updated October 2, 2026).
- 165 Mill StLeominster, MA 01453 (978) 878‑8100
- 312 Millbury AveMillbury, MA 01527 (718) 506‑1115
- 326 Nichols RdFitchburg, MA 01420 (978) 878‑8100
- 44 School St, Rm 325Boston, MA 02108 (718) 298‑4375
- 45 Union StNatick, MA 01760 (718) 506‑1115
Group practices
Medicare enrollment lists Justina Tambeau as a member of these groups (CMS data updated October 2, 2026).
- Supportive Behavioral Care of Ma LLC99 clinicians in the group
- Community Health Connections, Inc91 clinicians in the group
- Supportive Behavioral Care of Mass LLC57 clinicians in the group
Specialties
- Mental Health Counselorprimary
Find other clinicians: Mental Health Counselor, Massachusetts →
Other mental health counselors in Leominster
Clinicians with the same Medicare primary specialty in Leominster, MA — not a recommendation.
Other clinicians in Supportive Behavioral Care of Ma LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2018 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1063976603 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians