Quick answers
- Which hospitals does Won Jun Park work at?
- Medicare's official clinician data lists Won Jun Park at 5 hospitals: JFK University Medical Center, Mount Sinai Hospital, Mount Sinai South Nassau, Sanford Usd Medical Center and Sanford Worthington Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Won Jun Park see patients?
- Medicare's clinician data lists 6 practice locations, including Oceanside, NY, Sioux Falls, SD and Edison, NJ. Call before your visit to confirm the address.
- What is Won Jun Park's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Internal Medicine.
- Does Won Jun Park accept Medicare assignment?
- Yes. Medicare's clinician data says Won Jun Park 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 Won Jun Park?
- (516) 632-3670, as listed in official Medicare / NPI Registry data.
- What is Won Jun Park's NPI number?
- 1144645979. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Won Jun Park works
Medicare's Facility Affiliation Data lists Won Jun Park 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
- Mount Sinai HospitalNew York, NY · Acute Care Hospital · CCN 330024
- Mount Sinai South NassauOceanside, NY · Acute Care Hospital · CCN 330198
- Sanford Usd Medical CenterSioux Falls, SD · Acute Care Hospital · CCN 430027
- Sanford Worthington Medical CenterWorthington, MN · Acute Care Hospital · CCN 240022
Practice locations
Addresses where Won Jun Park is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1 Healthy WayOceanside, NY 11572 (516) 632‑3670
- 1301 W 18th StSioux Falls, SD 57105 (605) 312‑2200
- 1305 W 18th StSioux Falls, SD 57105
- 4405 E 26th StSioux Falls, SD 57103
- 98 James St, Suite 104Edison, NJ 08820 (732) 494‑6300
Group practices
Medicare enrollment lists Won Jun Park as a member of these groups (CMS data updated 2026-10-02).
- Sanford Medical Center857 clinicians in the group
- Hackensack Meridian Health Medical Group - Primary Care PC358 clinicians in the group
- Mount Sinai School of Medicine148 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in New York →
Other cardiologists in Oceanside
Clinicians with the same Medicare primary specialty in Oceanside, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1144645979 |
| 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