Doctor profile · Federal record
Dr. William Madsen, DO
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Richfield, UT
- NPI 1013545433
- Accepts Medicare
- 6 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1000 N Main St Ste A
Richfield, UT 847012069
(435) 893-0580 - Additional location
-
1800 W Charleston Blvd
Las Vegas, NV 891022329
(702) 383-1958 - Mailing address
-
Po Box 27128
Salt Lake City, UT 841270128
Credentials & registration
- NPI registered
- March 2020 — 6 yrs on file
- Profile last updated
- November 17, 2025
- Year of graduation
- 2020 — 6 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Utah #14250379-1204 · Nevada #DO3341
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1013545433. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
162
Distinct HCPCS
3
Medicare allowed
$17,596
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 78 | 76 | $175 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 68 | 65 | $8 | |
99291 |
Critical care, first 30-74 minutes | 16 | 16 | $212 |
In context: peer comparison
Among 1 peers in Richfield Emergency Medicine Physician, average services per provider: 54. This provider delivers 3.0× the peer median.Frequently asked questions
What is Dr. William Madsen's medical specialty?
Dr. William Madsen practices Emergency Medicine Physician in Richfield, UT.
Where does Dr. William Madsen practice?
Dr. William Madsen practices at 1000 N Main St Ste A, Richfield, UT 847012069. Office phone: 4358930580.
What is Dr. William Madsen's NPI?
Dr. William Madsen's National Provider Identifier (NPI) is 1013545433, issued by NPPES.
Does Dr. William Madsen accept Medicare assignment?
Yes. Dr. William Madsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Madsen commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.