Quick answers
- Does Marina R. Blaisdell accept Medicare assignment?
- Yes. Medicare's clinician data says Marina R. Blaisdell 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 Marina R. Blaisdell see?
- In 2024, CMS data shows 16 Original Medicare patients and 36 services for Marina R. Blaisdell. This counts Original Medicare only and measures volume, not quality.
- What is Marina R. Blaisdell's NPI number?
- 1720611338. 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 Marina R. Blaisdell, 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 | 16 |
|---|---|
| Services billed to Medicare | 36 |
| Different services or procedures | 10 |
| Participating Medicare provider | Yes |
| Average age of these patients | 68 |
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%
Hospitals where Marina R. Blaisdell works
Medicare's Facility Affiliation Data lists Marina R. Blaisdell 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.
- Beth Israel Deaconess Hospital - NeedhamNeedham, MA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 220083
Practice locations
Addresses where Marina R. Blaisdell is enrolled with Medicare (CMS data updated October 2, 2026).
- 55 Fogg RdWeymouth, MA 02190 (781) 792‑4136
- 800 Washington StBoston, MA 02111 (617) 636‑5000
Group practices
Medicare enrollment lists Marina R. Blaisdell as a member of these groups (CMS data updated October 2, 2026).
- Coastal Medical Associates443 clinicians in the group
- Pratt Surgical Associates Inc44 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Weymouth
Clinicians with the same Medicare primary specialty in Weymouth, MA — not a recommendation.
Other clinicians in Coastal Medical Associates
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| School | Tufts University School Of Medicine |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720611338 |
| 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