Quick answers
- Which hospitals does Mareena Johnson work at?
- Medicare's official clinician data lists Mareena Johnson at 4 hospitals: Good Samaritan Hospital of Suffern, Morristown Medical Center, Newton Medical Center and Westchester Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mareena Johnson see patients?
- Medicare's clinician data lists 2 practice locations, including Newton, NJ and West Haverstraw, NY. Call before your visit to confirm the address.
- What is Mareena Johnson's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Mareena Johnson accept Medicare assignment?
- Medicare's clinician data says Mareena Johnson may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Mareena Johnson?
- (973) 383-2121, as listed in official Medicare / NPI Registry data.
- What is Mareena Johnson's NPI number?
- 1982263901. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mareena Johnson works
Medicare's Facility Affiliation Data lists Mareena Johnson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Good Samaritan Hospital of SuffernSuffern, NY · Acute Care Hospital · CCN 330158
- Morristown Medical CenterMorristown, NJ · Acute Care Hospital · CCN 310015
- Newton Medical CenterNewton, NJ · Acute Care Hospital · CCN 310028
- Westchester Medical CenterValhalla, NY · Acute Care Hospital · CCN 330234
Practice locations
Addresses where Mareena Johnson is enrolled with Medicare (CMS data updated 2026-10-02).
- 175 High StNewton, NJ 07860 (973) 383‑2121
- Route 9wWest Haverstraw, NY 10993 (845) 786‑4097
Group practices
Medicare enrollment lists Mareena Johnson as a member of these groups (CMS data updated 2026-10-02).
- Practice Associates Medical Group1,408 clinicians in the group
- State of New York Comptrollers Office170 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Newton
Clinicians with the same Medicare primary specialty in Newton, NJ — not a recommendation.
Clinician information
| Graduation year | 2019 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1982263901 |
| 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