Quick answers
- Does Zoi Tsolias accept Medicare assignment?
- Yes. Medicare's clinician data says Zoi Tsolias accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Zoi Tsolias see?
- In 2024, CMS data shows 143 Original Medicare patients and 1,909 services for Zoi Tsolias. This counts Original Medicare only and measures volume, not quality.
- What is Zoi Tsolias's NPI number?
- 1356554950. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Zoi Tsolias, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 143 |
|---|---|
| Services billed to Medicare | 1,909 |
| Different services or procedures | 3 |
| Participating Medicare provider | Yes |
| Average age of these patients | 79 |
Most frequent services
- Psychotherapy, 45 minutes (90834)1,805 services
- Psychotherapy, 30 minutes (90832)87 services
- Psychiatric diagnostic evaluation (90791)17 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Depression75%
- Anxiety75%
- Alzheimer's disease or dementia63%
- Arthritis53%
Practice locations
Addresses where Zoi Tsolias is enrolled with Medicare (CMS data updated October 2, 2026).
- 100 Crossing Blvd, Suite 300Framingham, MA 01702 (888) 964‑6681
Group practices
Medicare enrollment lists Zoi Tsolias as a member of this group (CMS data updated October 2, 2026).
- Healthdrive Behavioral Health Services, PLLC88 clinicians in the group
Specialties
- Mental Health Counselorprimary
Find other clinicians: Mental Health Counselor, Massachusetts →
Other mental health counselors in Framingham
Clinicians with the same Medicare primary specialty in Framingham, MA — not a recommendation.
Other clinicians in Healthdrive Behavioral Health Services, PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2001 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1356554950 |
| 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
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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