Quick answers
- Which hospitals does Sean G. Krapf work at?
- Medicare's official clinician data lists Sean G. Krapf at 1 hospital: Mount Sinai South Nassau. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sean G. Krapf see patients?
- Medicare's clinician data lists 2 practice locations, including Mineola, NY and Massapequa Park, NY. Call before your visit to confirm the address.
- What is Sean G. Krapf's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Sean G. Krapf accept Medicare assignment?
- Yes. Medicare's clinician data says Sean G. Krapf 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 Sean G. Krapf?
- (516) 399-3068, as listed in official Medicare / NPI Registry data.
- What is Sean G. Krapf's NPI number?
- 1831539196. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sean G. Krapf works
Medicare's Facility Affiliation Data lists Sean G. Krapf at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mount Sinai South NassauOceanside, NY · Acute Care Hospital · CCN 330198
Practice locations
Addresses where Sean G. Krapf is enrolled with Medicare (CMS data updated 2026-10-02).
- 50 E Jericho TpkeMineola, NY 11501 (516) 399‑3068
- 5165 Merrick RdMassapequa Park, NY 11762 (516) 858‑3724
Group practices
Medicare enrollment lists Sean G. Krapf as a member of this group (CMS data updated 2026-10-02).
- North Shore Lij Urgent Care PC390 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1831539196 |
| 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