Quick answers
- Which hospitals does William Koble work at?
- Medicare's official clinician data lists William Koble at 1 hospital: Marshall Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William Koble see patients?
- Medicare's clinician data lists 5 practice locations, including Placerville, CA, Cameron Park, CA and El Dorado Hills, CA. Call before your visit to confirm the address.
- What is William Koble's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does William Koble accept Medicare assignment?
- Yes. Medicare's clinician data says William Koble 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 William Koble?
- (916) 905-6378, as listed in official Medicare / NPI Registry data.
- What is William Koble's NPI number?
- 1558367102. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William Koble works
Medicare's Facility Affiliation Data lists William Koble at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Marshall Medical CenterPlacerville, CA · Acute Care Hospital · CCN 050254
Practice locations
Addresses where William Koble is enrolled with Medicare (CMS data updated 2026-10-02).
- 1095 Marshall WayPlacerville, CA 95667
- 3581 Palmer Dr, Suite 602Cameron Park, CA 95682
- 4201 Town Ctr Blvd, Bldg DEl Dorado Hills, CA 95762 (916) 905‑6378
- 4341 Golden Ctr DrPlacerville, CA 95667 (530) 626‑1144
- 4341 Golden Ctr Dr, Suite BPlacerville, CA 95667 (530) 621‑3600
Group practices
Medicare enrollment lists William Koble as a member of this group (CMS data updated 2026-10-02).
- Marshall Medical Center176 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Placerville
Clinicians with the same Medicare primary specialty in Placerville, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Southern California Keck School Of Medicine |
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1558367102 |
| 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