Quick answers
- Which hospitals does Mark S. Reyn work at?
- Medicare's official clinician data lists Mark S. Reyn at 4 hospitals: Englewood Hospital and Medical Center, Hackensack University Medical Center, St Joseph's University Medical Center Inc and Valley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark S. Reyn see patients?
- Medicare's clinician data lists 1 practice location in Fair Lawn, NJ. Call before your visit to confirm the address.
- What is Mark S. Reyn's specialty?
- Medicare lists General Practice as the primary specialty, and also Family Practice.
- Does Mark S. Reyn accept Medicare assignment?
- Yes. Medicare's clinician data says Mark S. Reyn 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.
- Does Mark S. Reyn offer telehealth?
- Medicare's clinician data says Mark S. Reyn offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mark S. Reyn?
- (201) 794-0940, as listed in official Medicare / NPI Registry data.
- What is Mark S. Reyn's NPI number?
- 1225064546. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark S. Reyn works
Medicare's Facility Affiliation Data lists Mark S. Reyn at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Englewood Hospital and Medical CenterEnglewood, NJ · Acute Care Hospital · CCN 310045
- Hackensack University Medical CenterHackensack, NJ · Acute Care Hospital · CCN 310001
- St Joseph's University Medical Center IncPaterson, NJ · Acute Care Hospital · CCN 310019
- Valley HospitalParamus, NJ · Acute Care Hospital · CCN 310012
Practice locations
Addresses where Mark S. Reyn is enrolled with Medicare (CMS data updated 2026-10-02).
- 29 -11 Fair Lawn AveFair Lawn, NJ 07410 (201) 794‑0940
Specialties
- General Practiceprimary
- Family Practicealso
Other general practitioners in New Jersey
Clinicians with the same Medicare primary specialty in New Jersey — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1974 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1225064546 |
| 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