Quick answers
- Which hospitals does Walker A. Wynkoop work at?
- Medicare's official clinician data lists Walker A. Wynkoop at 1 hospital: Memorial Hospital Los Banos. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Walker A. Wynkoop see patients?
- Medicare's clinician data lists 2 practice locations, including Los Banos, CA. Call before your visit to confirm the address.
- What is Walker A. Wynkoop's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Walker A. Wynkoop accept Medicare assignment?
- Yes. Medicare's clinician data says Walker A. Wynkoop 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 Walker A. Wynkoop?
- (209) 826-0591, as listed in official Medicare / NPI Registry data.
- What is Walker A. Wynkoop's NPI number?
- 1760580427. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Walker A. Wynkoop works
Medicare's Facility Affiliation Data lists Walker A. Wynkoop at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Memorial Hospital Los BanosLos Banos, CA · Acute Care Hospital · CCN 050528
Practice locations
Addresses where Walker A. Wynkoop is enrolled with Medicare (CMS data updated 2026-10-02).
- 520 W I StLos Banos, CA 93635 (209) 826‑0591
- 807 Illinois AveLos Banos, CA 93635 (209) 710‑8542
Group practices
Medicare enrollment lists Walker A. Wynkoop as a member of these groups (CMS data updated 2026-10-02).
- Acute Care Surgery Medical Group Inc204 clinicians in the group
- Surgical Affiliates of California12 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loyola University Of Chicago, Stritch School Of Medicine |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1760580427 |
| 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