Quick answers
- Does William F. Pearce accept Medicare assignment?
- Medicare's clinician data says William F. Pearce may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does William F. Pearce see?
- In 2024, CMS data shows 518 Original Medicare patients and 1,547 services for William F. Pearce. This counts Original Medicare only and measures volume, not quality.
- What is William F. Pearce's NPI number?
- 1730293838. 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 William F. Pearce, 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 | 518 |
|---|---|
| Services billed to Medicare | 1,547 |
| Different services or procedures | 76 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)445 services
- Complete ultrasound scan of pelvis (76856)221 services
- Dilation of urethra using an endoscope (52281)153 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)132 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)95 services
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%
- Arthritis45%
- Diabetes40%
- Ischemic heart disease36%
- Chronic kidney disease32%
Hospitals where William F. Pearce works
Medicare's Facility Affiliation Data lists William F. Pearce 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.
- Adventist Health HanfordHanford, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050121
- Garden Grove Hospital & Medical CenterGarden Grove, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050230
- Oroville HospitalOroville, CA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 050030
- Providence St. Joseph HospitalOrange, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050069
- UCI Health-OrangeOrange, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050348
Practice locations
Addresses where William F. Pearce is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 1025 N Douty StHanford, CA 93230
- 1310 W Stewart Dr, Suite 502Orange, CA 92868 (714) 450‑1047
- 1524 W Lacey BlvdHanford, CA 93230
- 1524 W Lacey Blvd, Suite 101Hanford, CA 93230 (559) 583‑4695
- 2767 Olice HwyOroville, CA 95966
Group practices
Medicare enrollment lists William F. Pearce as a member of these groups (CMS data updated October 2, 2026).
- Adventist Health Physicians Network628 clinicians in the group
- Orohealth Corporation a Non Profit Healthcare System120 clinicians in the group
- Oroville Hospital91 clinicians in the group
- Central Valley General Hospital88 clinicians in the group
- Entrust Medical Corporation6 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Hanford
Clinicians with the same Medicare primary specialty in Hanford, CA — not a recommendation.
Other clinicians in Adventist Health Physicians Network
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Stanford University School Of Medicine |
| Graduation year | 1997 (29 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1730293838 |
| 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