Quick answers
- Which hospitals does John Y. Park work at?
- Medicare's official clinician data lists John Y. Park at 3 hospitals: Memorial Hospital, Progress West Hospital and St Lukes Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Y. Park see patients?
- Medicare's clinician data lists 2 practice locations, including Chesterfield, MO and O Fallon, MO. Call before your visit to confirm the address.
- What is John Y. Park's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does John Y. Park accept Medicare assignment?
- Yes. Medicare's clinician data says John Y. 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 John Y. Park?
- (314) 523-5300, as listed in official Medicare / NPI Registry data.
- What is John Y. Park's NPI number?
- 1316936115. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John Y. Park works
Medicare's Facility Affiliation Data lists John Y. Park at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Memorial HospitalChester, IL · Critical Access Hospital · CCN 141338
- Progress West HospitalOfallon, MO · Acute Care Hospital · CCN 260219
- St Lukes HospitalChesterfield, MO · Acute Care Hospital · CCN 260179
Practice locations
Addresses where John Y. Park is enrolled with Medicare (CMS data updated 2026-10-02).
- 226 S Woods Mill Rd, 37w Sound Health ServicesChesterfield, MO 63017 (314) 523‑5300
- 4651 Hwy KO Fallon, MO 63368 (314) 722‑4545
Group practices
Medicare enrollment lists John Y. Park as a member of this group (CMS data updated 2026-10-02).
- Urology of St Louis Inc94 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in Missouri
Clinicians with the same Medicare primary specialty in Missouri — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Washington University School Of Medicine |
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1316936115 |
| 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