Quick answers
- Does Elizabeth Passemato accept Medicare assignment?
- Yes. Medicare's clinician data says Elizabeth Passemato 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 Elizabeth Passemato see?
- In 2024, CMS data shows 105 Original Medicare patients and 119 services for Elizabeth Passemato. This counts Original Medicare only and measures volume, not quality.
- What is Elizabeth Passemato's NPI number?
- 1093208571. 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 Elizabeth Passemato, 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 | 105 |
|---|---|
| Services billed to Medicare | 119 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Diagnostic exam of nasal passages using an endoscope (31231)52 services
- Telephone medical discussion with physician, 21-30 minutes (99443)24 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)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 cholesterol72%
- High blood pressure56%
- Arthritis56%
- Anxiety31%
- Asthma30%
- Depression29%
Hospitals where Elizabeth Passemato works
Medicare's Facility Affiliation Data lists Elizabeth Passemato 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.
- Massachusetts Eye and Ear Infirmary -Boston, MA · Acute Care Hospital · Emergency services: listed by Medicare · CCN 220075
- Massachusetts General HospitalBoston, MA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 220071
Practice locations
Addresses where Elizabeth Passemato is enrolled with Medicare (CMS data updated October 2, 2026).
- 243 Charles StBoston, MA 02114 (617) 523‑7900
Group practices
Medicare enrollment lists Elizabeth Passemato as a member of this group (CMS data updated October 2, 2026).
- Massachusetts Eye and Ear Associates, Inc433 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Boston
Clinicians with the same Medicare primary specialty in Boston, MA — not a recommendation.
Other clinicians in Massachusetts Eye and Ear Associates, Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| School | Tufts University School Of Medicine |
| Graduation year | 2018 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1093208571 |
| 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