Quick answers
- Where does Walter H. Gardiner see patients?
- Medicare's clinician data lists 1 practice location in Christiansted, VI. Call before your visit to confirm the address.
- What is Walter H. Gardiner's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Nephrology.
- Does Walter H. Gardiner accept Medicare assignment?
- Yes. Medicare's clinician data says Walter H. Gardiner 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 Walter H. Gardiner?
- (340) 773-3227, as listed in official Medicare / NPI Registry data.
- What is Walter H. Gardiner's NPI number?
- 1225035280. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Walter H. Gardiner is enrolled with Medicare (CMS data updated 2026-10-02).
- 5134 Sundial ParkChristiansted, VI 00820 (340) 773‑3227
Specialties
- Internal Medicineprimary
- Nephrologyalso
Find other Internal Medicine doctors in U.S. Virgin Islands →
Other internal medicine doctors in Christiansted
Clinicians with the same Medicare primary specialty in Christiansted, VI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Columbia University College Of Physicians And Surgeons |
| Graduation year | 1973 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225035280 |
| 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
- 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