Quick answers
- Does Marta Southworth accept Medicare assignment?
- Yes. Medicare's clinician data says Marta Southworth 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 Marta Southworth see?
- In 2024, CMS data shows 44 Original Medicare patients and 44 services for Marta Southworth. This counts Original Medicare only and measures volume, not quality.
- What is Marta Southworth's NPI number?
- 1184930901. 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 Marta Southworth, 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 | 44 |
|---|---|
| Services billed to Medicare | 44 |
| Different services or procedures | 1 |
| Participating Medicare provider | Yes |
| Average age of these patients | 55 |
Most frequent services
- Psychiatric diagnostic evaluation (90791)44 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%
- Depression66%
- High blood pressure61%
- High cholesterol57%
- Diabetes34%
- Asthma27%
Hospitals where Marta Southworth works
Medicare's Facility Affiliation Data lists Marta Southworth 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.
- Midstate Medical CenterMeriden, CT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 070017
- The Hospital of Central ConnecticutNew Britain, CT · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 070035
Practice locations
Addresses where Marta Southworth is enrolled with Medicare (CMS data updated October 2, 2026).
- 100 Grand StNew Britain, CT 06052 (860) 224‑5011
- 435 Lewis AveMeriden, CT 06451 (203) 694‑8200
Group practices
Medicare enrollment lists Marta Southworth as a member of these groups (CMS data updated October 2, 2026).
- The Hospital of Central Connecticut at New Britain General and Bradley399 clinicians in the group
- Midstate Medical Center186 clinicians in the group
Specialties
- Clinical Social Workerprimary
Find other clinicians: Clinical Social Worker, Connecticut →
Other clinical social workers in New Britain
Clinicians with the same Medicare primary specialty in New Britain, CT — not a recommendation.
Other clinicians in The Hospital of Central Connecticut at New Britain General and Bradley
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2011 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1184930901 |
| 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