Quick answers
- Which hospitals does Roque A. Diaz Wong work at?
- Medicare's official clinician data lists Roque A. Diaz Wong at 5 hospitals: Baptist Medical Center, CHRISTUS Santa Rosa Medical Center, Methodist Hospital, Methodist Hospital Stone Oak and Peterson Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Roque A. Diaz Wong see patients?
- Medicare's clinician data lists 1 practice location in San Antonio, TX. Call before your visit to confirm the address.
- What is Roque A. Diaz Wong's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Roque A. Diaz Wong accept Medicare assignment?
- Yes. Medicare's clinician data says Roque A. Diaz Wong 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 Roque A. Diaz Wong?
- (210) 692-7228, as listed in official Medicare / NPI Registry data.
- What is Roque A. Diaz Wong's NPI number?
- 1477758357. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Roque A. Diaz Wong works
Medicare's Facility Affiliation Data lists Roque A. Diaz Wong at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Baptist Medical CenterSan Antonio, TX · Acute Care Hospital · CCN 450058
- CHRISTUS Santa Rosa Medical CenterSan Antonio, TX · Acute Care Hospital · CCN 450237
- Methodist HospitalSan Antonio, TX · Acute Care Hospital · CCN 450388
- Methodist Hospital Stone OakSan Antonio, TX · Acute Care Hospital · CCN 670055
- Peterson Regional Medical CenterKerrville, TX · Acute Care Hospital · CCN 450007
Practice locations
Addresses where Roque A. Diaz Wong is enrolled with Medicare (CMS data updated 2026-10-02).
- 4330 Medical Dr, Suite 105San Antonio, TX 78229 (210) 692‑7228
Group practices
Medicare enrollment lists Roque A. Diaz Wong as a member of this group (CMS data updated 2026-10-02).
- San Antonio Kidney Disease Center Physicians Group, P.L.L.C.33 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in San Antonio
Clinicians with the same Medicare primary specialty in San Antonio, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1477758357 |
| 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