Quick answers
- Does Joanne Catsounis accept Medicare assignment?
- Medicare's clinician data says Joanne Catsounis may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Joanne Catsounis see?
- In 2024, CMS data shows 28 Original Medicare patients and 44 services for Joanne Catsounis. This counts Original Medicare only and measures volume, not quality.
- What is Joanne Catsounis's NPI number?
- 1689036972. 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 Joanne Catsounis, 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 | 28 |
|---|---|
| Services billed to Medicare | 44 |
| Different services or procedures | 5 |
| Participating Medicare provider | Yes |
| Average age of these patients | 62 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)18 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).
- Depression75%
- Anxiety71%
- High cholesterol64%
- High blood pressure61%
- Arthritis43%
Practice locations
Addresses where Joanne Catsounis is enrolled with Medicare (CMS data updated October 2, 2026).
- 400 Sunrise HwyAmityville, NY 11701 (631) 608‑5149
Group practices
Medicare enrollment lists Joanne Catsounis as a member of this group (CMS data updated October 2, 2026).
- The Long Island Home23 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Amityville
Clinicians with the same Medicare primary specialty in Amityville, NY — not a recommendation.
Other clinicians in The Long Island Home
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1689036972 |
| 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