Quick answers
- Does Charles K. Whitcomb Iii accept Medicare assignment?
- Yes. Medicare's clinician data says Charles K. Whitcomb Iii accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Charles K. Whitcomb Iii see?
- In 2024, CMS data shows 15 Original Medicare patients and 15 services for Charles K. Whitcomb Iii. This counts Original Medicare only and measures volume, not quality.
- What is Charles K. Whitcomb Iii's NPI number?
- 1659353969. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Charles K. Whitcomb Iii, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 15 |
|---|---|
| Services billed to Medicare | 15 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
Hospitals where Charles K. Whitcomb Iii works
Medicare's Facility Affiliation Data lists Charles K. Whitcomb Iii at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- San Joaquin General HospitalFrench Camp, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050167
Practice locations
Addresses where Charles K. Whitcomb Iii is enrolled with Medicare (CMS data updated October 2, 2026).
- 500 W Hospital RdFrench Camp, CA 95231 (209) 468‑6600
Group practices
Medicare enrollment lists Charles K. Whitcomb Iii as a member of these groups (CMS data updated October 2, 2026).
- County of San Joaquin199 clinicians in the group
- San Joaquin Faculty Medical Group128 clinicians in the group
Specialties
- Cardiovascular Disease (Cardiology)primary
- Cardiac Surgeryalso
- Internal Medicinealso
- Pulmonary Diseasealso
Find other Cardiovascular Disease (Cardiology) doctors in California →
Other cardiologists in French Camp
Clinicians with the same Medicare primary specialty in French Camp, CA — not a recommendation.
Other clinicians in County of San Joaquin
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Davis School Of Medicine |
| Graduation year | 1974 (52 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1659353969 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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