Quick answers
- Which hospitals does Cassidy N. Jacobus work at?
- Medicare's official clinician data lists Cassidy N. Jacobus at 1 hospital: North Shore University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Cassidy N. Jacobus see patients?
- Medicare's clinician data lists 3 practice locations, including Merrick, NY, Syosset, NY and Rockville Centre, NY. Call before your visit to confirm the address.
- What is Cassidy N. Jacobus's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Cassidy N. Jacobus accept Medicare assignment?
- Yes. Medicare's clinician data says Cassidy N. Jacobus accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Cassidy N. Jacobus?
- (516) 992-4700, as listed in official Medicare / NPI Registry data.
- What is Cassidy N. Jacobus's NPI number?
- 1689415523. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Cassidy N. Jacobus works
Medicare's Facility Affiliation Data lists Cassidy N. Jacobus at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- North Shore University HospitalManhasset, NY · Acute Care Hospital · CCN 330106
Practice locations
Addresses where Cassidy N. Jacobus is enrolled with Medicare (CMS data updated 2026-10-02).
- 1728 Sunrise HwyMerrick, NY 11566 (516) 992‑4700
- 221 Jericho TpkeSyosset, NY 11791 (516) 496‑6400
- 36 Lincoln AveRockville Centre, NY 11570 (516) 536‑2800
Group practices
Medicare enrollment lists Cassidy N. Jacobus as a member of this group (CMS data updated 2026-10-02).
- True North Medical Group PC188 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Merrick
Clinicians with the same Medicare primary specialty in Merrick, NY — not a recommendation.
Clinician information
| Graduation year | 2024 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689415523 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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