Quick answers
- Does Cynthia L. Sosa accept Medicare assignment?
- Medicare's clinician data says Cynthia L. Sosa may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Cynthia L. Sosa see?
- In 2024, CMS data shows 39 Original Medicare patients and 446 services for Cynthia L. Sosa. This counts Original Medicare only and measures volume, not quality.
- What is Cynthia L. Sosa's NPI number?
- 1598839870. 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 Cynthia L. Sosa, 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 | 39 |
|---|---|
| Services billed to Medicare | 446 |
| Different services or procedures | 4 |
| Participating Medicare provider | Yes |
| Average age of these patients | 69 |
Most frequent services
- Psychotherapy, 1 hour (90837)192 services
- Psychotherapy, 45 minutes (90834)168 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).
- Anxiety75%
- Arthritis67%
- High cholesterol64%
- High blood pressure62%
- Depression59%
Hospitals where Cynthia L. Sosa works
Medicare's Facility Affiliation Data lists Cynthia L. Sosa 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.
- North Shore Medical Center -Salem, MA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 220035
Practice locations
Addresses where Cynthia L. Sosa is enrolled with Medicare (CMS data updated October 2, 2026).
- 55 Highland Ave, Suite 201Salem, MA 01970 (978) 825‑6620
Group practices
Medicare enrollment lists Cynthia L. Sosa as a member of this group (CMS data updated October 2, 2026).
- North Shore Medical Center, Inc.43 clinicians in the group
Specialties
- Clinical Social Workerprimary
Find other clinicians: Clinical Social Worker, Massachusetts →
Other clinical social workers in Salem
Clinicians with the same Medicare primary specialty in Salem, MA — not a recommendation.
Other clinicians in North Shore Medical Center, Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| School | University Of Wisconsin School Of Medicine |
| Graduation year | 1988 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1598839870 |
| 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