Quick answers
- Which hospitals does John Edwin D. Sia work at?
- Medicare's official clinician data lists John Edwin D. Sia at 5 hospitals: Ascension St Vincent's Riverside, Ascension St Vincent's Southside, Ascension St Vincent's St Johns County, HCA Florida Memorial Hospital and HCA Florida Orange Park Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Edwin D. Sia see patients?
- Medicare's clinician data lists 1 practice location in Jacksonville, FL. Call before your visit to confirm the address.
- What is John Edwin D. Sia's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does John Edwin D. Sia accept Medicare assignment?
- Yes. Medicare's clinician data says John Edwin D. Sia 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 Edwin D. Sia?
- (904) 398-5614, as listed in official Medicare / NPI Registry data.
- What is John Edwin D. Sia's NPI number?
- 1992332928. 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 Edwin D. Sia works
Medicare's Facility Affiliation Data lists John Edwin D. Sia at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension St Vincent's RiversideJacksonville, FL · Acute Care Hospital · CCN 100040
- Ascension St Vincent's SouthsideJacksonville, FL · Acute Care Hospital · CCN 100307
- Ascension St Vincent's St Johns CountySt. Johns, FL · Acute Care Hospital · CCN 100361
- HCA Florida Memorial HospitalJacksonville, FL · Acute Care Hospital · CCN 100179
- HCA Florida Orange Park HospitalOrange Park, FL · Acute Care Hospital · CCN 100226
Practice locations
Addresses where John Edwin D. Sia is enrolled with Medicare (CMS data updated 2026-10-02).
- 2122 University Blvd SJacksonville, FL 32216 (904) 398‑5614
Group practices
Medicare enrollment lists John Edwin D. Sia as a member of this group (CMS data updated 2026-10-02).
- First Coast Infectious Disease Consultants LLC8 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Jacksonville
Clinicians with the same Medicare primary specialty in Jacksonville, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1992332928 |
| 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