Quick answers
- Does Sean M. Hennessey accept Medicare assignment?
- Yes. Medicare's clinician data says Sean M. Hennessey 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 Sean M. Hennessey see?
- In 2024, CMS data shows 115 Original Medicare patients and 372 services for Sean M. Hennessey. This counts Original Medicare only and measures volume, not quality.
- What is Sean M. Hennessey's NPI number?
- 1518235175. 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 Sean M. Hennessey, 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 | 115 |
|---|---|
| Services billed to Medicare | 372 |
| Different services or procedures | 4 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Psychotherapy, 45 minutes (90834)187 services
- Psychiatric diagnostic evaluation (90791)98 services
- Psychotherapy, 1 hour (90837)86 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%
- Arthritis75%
- Anxiety54%
- Diabetes48%
- Depression45%
Practice locations
Addresses where Sean M. Hennessey is enrolled with Medicare (CMS data updated October 2, 2026).
- 1301 Route 72 W, Suite 250Manahawkin, NJ 08050 (732) 930‑2242
Group practices
Medicare enrollment lists Sean M. Hennessey as a member of this group (CMS data updated October 2, 2026).
- Pathways Neuropsychology Associates8 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Manahawkin
Clinicians with the same Medicare primary specialty in Manahawkin, NJ — not a recommendation.
Other clinicians in Pathways Neuropsychology Associates
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1518235175 |
| 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