Quick answers
- Does William J. Halden accept Medicare assignment?
- Yes. Medicare's clinician data says William J. Halden 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 J. Halden see?
- In 2024, CMS data shows 848 Original Medicare patients and 2,745 services for William J. Halden. This counts Original Medicare only and measures volume, not quality.
- What is William J. Halden's NPI number?
- 1134169394. 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 J. Halden, 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 | 848 |
|---|---|
| Services billed to Medicare | 2,745 |
| Different services or procedures | 125 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)873 services
- Ct scan of abdomen and pelvis with contrast (74177)137 services
- X-ray of chest, 1 view (71045)106 services
- Ct scan head or brain without contrast (70450)105 services
- 3d radiographic procedure (76376)62 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 pressure74%
- High cholesterol63%
- Arthritis52%
- Diabetes33%
- Depression33%
- Chronic kidney disease32%
Hospitals where William J. Halden works
Medicare's Facility Affiliation Data lists William J. Halden 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.
- Holy Cross Hospital - Salt LakeSalt Lake City, UT · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 460003
- Holy Cross Hospital-DavisLayton, UT · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 460041
- Holy Cross Hospital-Jordan ValleyWest Jordan, UT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 460051
Practice locations
Addresses where William J. Halden is enrolled with Medicare (CMS data updated October 2, 2026).
- 5323 S Woodrow StMurray, UT 84107 (801) 713‑0600
- 5334 S Woodrow St, Suite 101Murray, UT 84107 (801) 262‑8120
Group practices
Medicare enrollment lists William J. Halden as a member of this group (CMS data updated October 2, 2026).
- Mountain Medical Physician Specialists PC28 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Murray
Clinicians with the same Medicare primary specialty in Murray, UT — not a recommendation.
Other clinicians in Mountain Medical Physician Specialists PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Baylor College Of Medicine |
| Graduation year | 1980 (46 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134169394 |
| 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