Quick answers
- Where does Susan T. Mackey see patients?
- Medicare's clinician data lists 3 practice locations, including New York, NY, Patchogue, NY and Riverhead, NY. Call before your visit to confirm the address.
- What is Susan T. Mackey's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Susan T. Mackey accept Medicare assignment?
- Yes. Medicare's clinician data says Susan T. Mackey 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 Susan T. Mackey?
- (212) 263-9700, as listed in official Medicare / NPI Registry data.
- What is Susan T. Mackey's NPI number?
- 1427080563. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Susan T. Mackey is enrolled with Medicare (CMS data updated 2026-10-02).
- 111 BroadwayNew York, NY 10006 (212) 263‑9700
- 77 Medford AvePatchogue, NY 11772 (631) 758‑1910
- 877 E Main St, Suite 106Riverhead, NY 11901 (631) 727‑0660
Group practices
Medicare enrollment lists Susan T. Mackey as a member of this group (CMS data updated 2026-10-02).
- New York University6,134 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Clinician information
| Credential | DC |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1427080563 |
| 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 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