Quick answers
- Which hospitals does George J. Walker work at?
- Medicare's official clinician data lists George J. Walker at 2 hospitals: Banner Baywood Medical Center and Banner Desert Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does George J. Walker see patients?
- Medicare's clinician data lists 1 practice location in Mesa, AZ. Call before your visit to confirm the address.
- What is George J. Walker's specialty?
- Medicare lists Gastroenterology as the primary specialty.
- Does George J. Walker accept Medicare assignment?
- Yes. Medicare's clinician data says George J. Walker 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 George J. Walker?
- (480) 985-1700, as listed in official Medicare / NPI Registry data.
- What is George J. Walker's NPI number?
- 1528053121. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where George J. Walker works
Medicare's Facility Affiliation Data lists George J. Walker at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Banner Baywood Medical CenterMesa, AZ · Acute Care Hospital · CCN 030088
- Banner Desert Medical CenterMesa, AZ · Acute Care Hospital · CCN 030065
Practice locations
Addresses where George J. Walker is enrolled with Medicare (CMS data updated 2026-10-02).
- 6020 E Arbor Ave, Suite 101Mesa, AZ 85206 (480) 985‑1700
Group practices
Medicare enrollment lists George J. Walker as a member of this group (CMS data updated 2026-10-02).
- Arizona Digestive Health PC136 clinicians in the group
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Mesa
Clinicians with the same Medicare primary specialty in Mesa, AZ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1981 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1528053121 |
| 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