Quick answers
- Does Maria Tereza Dias accept Medicare assignment?
- Yes. Medicare's clinician data says Maria Tereza Dias 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 Maria Tereza Dias see?
- In 2024, CMS data shows 543 Original Medicare patients and 22,077 services for Maria Tereza Dias. This counts Original Medicare only and measures volume, not quality.
- What is Maria Tereza Dias's NPI number?
- 1376009019. 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 Maria Tereza Dias, 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 | 543 |
|---|---|
| Services billed to Medicare | 22,077 |
| Different services or procedures | 16 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Injection, onabotulinumtoxina, 1 unit (J0585)21,242 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)537 services
- Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face (64615)110 services
- Injection of anesthetic agent, trigeminal nerve bundle (64505)64 services
- Injection of anesthetic agent and/or steroid into upper neck and back of head nerve (64405)27 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%
- Arthritis50%
- Anxiety41%
- Alzheimer's disease or dementia36%
- Depression34%
Hospitals where Maria Tereza Dias works
Medicare's Facility Affiliation Data lists Maria Tereza Dias at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Cape Cod HospitalHyannis, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220012
Practice locations
Addresses where Maria Tereza Dias is enrolled with Medicare (CMS data updated October 2, 2026).
- 46 N St, Suite 7Hyannis, MA 02601 (508) 833‑2639
Group practices
Medicare enrollment lists Maria Tereza Dias as a member of this group (CMS data updated October 2, 2026).
- Medical Affiliates of Cape Cod Inc229 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Hyannis
Clinicians with the same Medicare primary specialty in Hyannis, MA — not a recommendation.
Other clinicians in Medical Affiliates of Cape Cod Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1376009019 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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