Quick answers
- Does Ghinwa Hassan accept Medicare assignment?
- Yes. Medicare's clinician data says Ghinwa Hassan 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 Ghinwa Hassan see?
- In 2024, CMS data shows 237 Original Medicare patients and 614 services for Ghinwa Hassan. This counts Original Medicare only and measures volume, not quality.
- What is Ghinwa Hassan's NPI number?
- 1922056738. 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 Ghinwa Hassan, 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 | 237 |
|---|---|
| Services billed to Medicare | 614 |
| Different services or procedures | 33 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)156 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)117 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)88 services
- Administration of influenza virus vaccine (G0008)34 services
- Influenza vaccine split virus, preservative free (90662)28 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 cholesterol75%
- High blood pressure67%
- Arthritis44%
- Anxiety32%
- Diabetes25%
- Ischemic heart disease22%
Hospitals where Ghinwa Hassan works
Medicare's Facility Affiliation Data lists Ghinwa Hassan 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.
- Brigham and Women's HospitalBoston, MA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 220110
- Holy Family HospitalMethuen, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220080
- Merrimack Health Lawrence HospitalLawrence, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220010
- Wentworth-Douglass HospitalDover, NH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 300018
- Winchester HospitalWinchester, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220105
Practice locations
Addresses where Ghinwa Hassan is enrolled with Medicare (CMS data updated October 2, 2026).
- 30 Tuscan BlvdSalem, NH 03079 (857) 282‑8100
Group practices
Medicare enrollment lists Ghinwa Hassan as a member of this group (CMS data updated October 2, 2026).
- Mass General Brigham Medical Group, Inc.139 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Salem
Clinicians with the same Medicare primary specialty in Salem, NH — not a recommendation.
Other clinicians in Mass General Brigham Medical Group, Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1995 (31 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1922056738 |
| 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