Quick answers
- Where does Keisha Mack see patients?
- Medicare's clinician data lists 2 practice locations, including Nanuet, NY and Monsey, NY. Call before your visit to confirm the address.
- What is Keisha Mack's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Keisha Mack accept Medicare assignment?
- Yes. Medicare's clinician data says Keisha Mack 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 Keisha Mack?
- (845) 354-1212, as listed in official Medicare / NPI Registry data.
- What is Keisha Mack's NPI number?
- 1487964631. 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 Keisha Mack is enrolled with Medicare (CMS data updated 2026-10-02).
- 199 N Middletown RdNanuet, NY 10954 (845) 354‑1212
- 225 Maple AveMonsey, NY 10952 (845) 354‑1212
Group practices
Medicare enrollment lists Keisha Mack as a member of this group (CMS data updated 2026-10-02).
- Arcadian Medical Health PC39 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Nanuet
Clinicians with the same Medicare primary specialty in Nanuet, NY — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1993 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1487964631 |
| 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