Doctor profile · Federal record
Dr. William Avery, DO
Otolaryngology Physician (CMS: Otolaryngology) · Sioux Falls, SD
- NPI 1144225392
- Accepts Medicare
- MIPS 80.9 / 100 · 2023
- 42 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1310 W 22Nd St
Sioux Falls, SD 571051501
(605) 328-8200
fax (605) 328-8201 - Mailing address
-
Po Box 5074
Sioux Falls, SD 571175074
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- May 26, 2009
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207Y00000X — NUCC code
- State license (1)
- South Dakota #5586
- Medicaid
- SD #6520360
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144225392. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
234
Distinct HCPCS
6
Medicare allowed
$10,659
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92504 |
Exam of ear using a microscope | 55 | 37 | $9 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 49 | 39 | $64 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 45 | 35 | $34 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 44 | 44 | $77 | |
99202 |
New patient office or other outpatient visit, 15-29 minutes | 28 | 28 | $47 | |
31575 |
Diagnostic exam of voice box using a flexible endoscope | 13 | 13 | $58 |
In context: peer comparison
Among 5 peers in Sioux Falls Otolaryngology Physician, average services per provider: 64. This provider delivers 3.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
90
Patients
39
Total drug cost
$1,767
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 18 | 14 | $431 |
| Ofloxacin | Generic | 18 | 14 | $446 |
| Azelastine Hcl | Generic | 15 | 0 | $475 |
| Fluticasone Propionate | Generic | 14 | 0 | $164 |
| Mupirocin | Generic | 14 | 0 | $150 |
| Methylprednisolone | Generic | 11 | 11 | $101 |
Hospital affiliations
Frequently asked questions
What is Dr. William Avery's medical specialty?
Dr. William Avery practices Otolaryngology Physician in Sioux Falls, SD.
Where does Dr. William Avery practice?
Dr. William Avery practices at 1310 W 22Nd St, Sioux Falls, SD 571051501. Office phone: 6053288200.
What is Dr. William Avery's NPI?
Dr. William Avery's National Provider Identifier (NPI) is 1144225392, issued by NPPES.
Does Dr. William Avery accept Medicare assignment?
Yes. Dr. William Avery accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Avery commonly perform?
Top Medicare-reported procedures in 2023: Exam of ear using a microscope (HCPCS 92504); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.