Quick answers
- Which hospitals does Jong C. Yoon work at?
- Medicare's official clinician data lists Jong C. Yoon at 1 hospital: Frederick Health Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jong C. Yoon see patients?
- Medicare's clinician data lists 3 practice locations, including Frederick, MD. Call before your visit to confirm the address.
- What is Jong C. Yoon's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does Jong C. Yoon accept Medicare assignment?
- Yes. Medicare's clinician data says Jong C. Yoon 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 Jong C. Yoon?
- (301) 698-2440, as listed in official Medicare / NPI Registry data.
- What is Jong C. Yoon's NPI number?
- 1063432326. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jong C. Yoon works
Medicare's Facility Affiliation Data lists Jong C. Yoon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Frederick Health HospitalFrederick, MD · Acute Care Hospital · CCN 210005
Practice locations
Addresses where Jong C. Yoon is enrolled with Medicare (CMS data updated 2026-10-02).
- 187 Thomas Johnson Dr, Suite 6Frederick, MD 21702
- 82 Thomas Johnson CourtFrederick, MD 21702
- 82 Thomas Johnson CtFrederick, MD 21702 (301) 698‑2440
Group practices
Medicare enrollment lists Jong C. Yoon as a member of these groups (CMS data updated 2026-10-02).
- Amber Hill Physical Therapy Inc334 clinicians in the group
- Frederick Ent Group P.A.7 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in Frederick
Clinicians with the same Medicare primary specialty in Frederick, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Kentucky College Of Medicine |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1063432326 |
| 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