Quick answers
- Does Johnny C. Hong accept Medicare assignment?
- Yes. Medicare's clinician data says Johnny C. Hong accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Johnny C. Hong's NPI number?
- 1538194436. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Johnny C. Hong works
Medicare's Facility Affiliation Data lists Johnny C. Hong at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Mercy St Vincent Medical CenterToledo, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360112
Practice locations
Addresses where Johnny C. Hong is enrolled with Medicare (CMS data updated October 2, 2026).
- 2409 Cherry St, Suite 307Toledo, OH 43608 (419) 251‑4873
Group practices
Medicare enrollment lists Johnny C. Hong as a member of this group (CMS data updated October 2, 2026).
- Mercy Health Physicians North Specialty Care LLC355 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Toledo
Clinicians with the same Medicare primary specialty in Toledo, OH — not a recommendation.
Other clinicians in Mercy Health Physicians North Specialty Care LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1991 (35 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1538194436 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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