Doctor profile · Federal record
Dr. Joseph Liewer, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Sioux City, IA
- NPI 1447296140
- Accepts Medicare
- MIPS 79.7 / 100 · 2023
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
801 5Th St
Sioux City, IA 511011394
(712) 279-2010 - Mailing address
-
Po Box 310047
Des Moines, IA 503310047
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- July 5, 2019
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Iowa #30598
- Medicaid (2)
- IA #1133256 · SD #7701130
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447296140. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
406
Distinct HCPCS
3
Medicare allowed
$65,124
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 254 | 237 | $166 | |
99284 |
Emergency department visit with moderate level of medical decision making | 86 | 77 | $114 | |
99291 |
Critical care, first 30-74 minutes | 66 | 63 | $199 |
In context: peer comparison
Among 5 peers in Sioux City Emergency Medicine Physician, average services per provider: 104. This provider delivers 3.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
41
Patients
40
Total drug cost
$464
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 15 | 14 | $128 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 15 | 15 | $104 |
| Doxycycline Monohydrate | Generic | 11 | 11 | $232 |
Frequently asked questions
What is Dr. Joseph Liewer's medical specialty?
Dr. Joseph Liewer practices Emergency Medicine Physician in Sioux City, IA.
Where does Dr. Joseph Liewer practice?
Dr. Joseph Liewer practices at 801 5Th St, Sioux City, IA 511011394. Office phone: 7122792010.
What is Dr. Joseph Liewer's NPI?
Dr. Joseph Liewer's National Provider Identifier (NPI) is 1447296140, issued by NPPES.
Does Dr. Joseph Liewer accept Medicare assignment?
Yes. Dr. Joseph Liewer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Liewer commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.