Quick answers
- Which hospitals does Marvin E. Cramer work at?
- Medicare's official clinician data lists Marvin E. Cramer at 1 hospital: North Shore University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marvin E. Cramer see patients?
- Medicare's clinician data lists 6 practice locations, including Palm Beach Gardens, FL, New Hyde Park, NY and Manhasset, NY. Call before your visit to confirm the address.
- What is Marvin E. Cramer's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Internal Medicine.
- Does Marvin E. Cramer accept Medicare assignment?
- Yes. Medicare's clinician data says Marvin E. Cramer 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 Marvin E. Cramer?
- (516) 562-2229, as listed in official Medicare / NPI Registry data.
- What is Marvin E. Cramer's NPI number?
- 1346286861. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marvin E. Cramer works
Medicare's Facility Affiliation Data lists Marvin E. Cramer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- North Shore University HospitalManhasset, NY · Acute Care Hospital · CCN 330106
Practice locations
Addresses where Marvin E. Cramer is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 105 Ballenisle CirclePalm Beach Gardens, FL 33418
- 1111 Marcus AveNew Hyde Park, NY 11042
- 300 Community DrManhasset, NY 11030
- 300 Community Dr LlManhasset, NY 11030 (516) 562‑2229
- 330 Community DrManhasset, NY 11030 (516) 708‑2550
Group practices
Medicare enrollment lists Marvin E. Cramer as a member of these groups (CMS data updated 2026-10-02).
- North Shore-Lij Medical PC6,440 clinicians in the group
- Bit Physical Therapy146 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Florida →
Other cardiologists in Palm Beach Gardens
Clinicians with the same Medicare primary specialty in Palm Beach Gardens, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1969 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1346286861 |
| 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