Quick answers
- Does William F. Thompson accept Medicare assignment?
- Yes. Medicare's clinician data says William F. Thompson 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 William F. Thompson see?
- In 2024, CMS data shows 97 Original Medicare patients and 351 services for William F. Thompson. This counts Original Medicare only and measures volume, not quality.
- What is William F. Thompson's NPI number?
- 1841356144. 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. Thompson, 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 | 97 |
|---|---|
| Services billed to Medicare | 351 |
| Different services or procedures | 36 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)104 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)30 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)26 services
- X-ray of knee, 3 views (73562)22 services
- Aspiration and/or injection of fluid from large joint (20610)21 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).
- Arthritis75%
- High cholesterol74%
- High blood pressure69%
- Diabetes30%
- Anxiety19%
- Osteoporosis18%
Practice locations
Addresses where William F. Thompson is enrolled with Medicare (CMS data updated October 2, 2026).
- 1550 S Pioneer Way, Suite 115Moses Lake, WA 98837
Group practices
Medicare enrollment lists William F. Thompson as a member of this group (CMS data updated October 2, 2026).
- Grant County Public Hospital District 1116 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Moses Lake
Clinicians with the same Medicare primary specialty in Moses Lake, WA — not a recommendation.
Other clinicians in Grant County Public Hospital District 1
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Emory University School Of Medicine |
| Graduation year | 1985 (41 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841356144 |
| 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
- 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