Quick answers
- Does Melissa A. Rossetta accept Medicare assignment?
- Yes. Medicare's clinician data says Melissa A. Rossetta 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 Melissa A. Rossetta see?
- In 2024, CMS data shows 212 Original Medicare patients and 1,143 services for Melissa A. Rossetta. This counts Original Medicare only and measures volume, not quality.
- What is Melissa A. Rossetta's NPI number?
- 1972757177. 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 Melissa A. Rossetta, 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 | 212 |
|---|---|
| Services billed to Medicare | 1,143 |
| Different services or procedures | 18 |
| Participating Medicare provider | Yes |
| Average age of these patients | 87 |
Most frequent services
- Removal of fingernails or toenails, 1-5 nails (11720)309 services
- Removal of noncancer thickened skin growth, 2-4 growths (11056)295 services
- Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes (99348)147 services
- Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes (99344)89 services
- Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes (99350)76 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%
- Arthritis59%
- Alzheimer's disease or dementia50%
- Anxiety46%
- Depression39%
Practice locations
Addresses where Melissa A. Rossetta is enrolled with Medicare (CMS data updated October 2, 2026).
- 170 Commerse Way, Suite 200Portsmouth, NH 03801 (617) 877‑4756
- 338 R Grapevine RdWenham, MA 01984 (617) 877‑4756
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Portsmouth
Clinicians with the same Medicare primary specialty in Portsmouth, NH — not a recommendation.
Clinician information
| Graduation year | 2015 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1972757177 |
| 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