Quick answers
- Which hospitals does Marc Mayer work at?
- Medicare's official clinician data lists Marc Mayer at 1 hospital: JFK University Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marc Mayer see patients?
- Medicare's clinician data lists 3 practice locations, including Iselin, NJ. Call before your visit to confirm the address.
- What is Marc Mayer's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Marc Mayer accept Medicare assignment?
- Medicare's clinician data says Marc Mayer may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- Does Marc Mayer offer telehealth?
- Medicare's clinician data says Marc Mayer offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Marc Mayer?
- (732) 404-1580, as listed in official Medicare / NPI Registry data.
- What is Marc Mayer's NPI number?
- 1720083132. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marc Mayer works
Medicare's Facility Affiliation Data lists Marc Mayer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- JFK University Medical CenterEdison, NJ · Acute Care Hospital · CCN 310108
Practice locations
Addresses where Marc Mayer is enrolled with Medicare (CMS data updated 2026-10-02).
- 300 Gill LnIselin, NJ 08830
- 400 Gill LaneIselin, NJ 08830
- 400 Gill LnIselin, NJ 08830 (732) 404‑1580
Group practices
Medicare enrollment lists Marc Mayer as a member of this group (CMS data updated 2026-10-02).
- Avenel Iselin Medical Group, LLC18 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Iselin
Clinicians with the same Medicare primary specialty in Iselin, NJ — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Midwestern University, Chicago College Of Osteopathic Med |
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1720083132 |
| 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