DR. JOSEPH DON LIEWER (M.D.) – Emergency Medicine Physician, NPI 1447296140
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
483 EMERGENCY MEDICINE in IA
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Provider Addresses for DR. JOSEPH DON LIEWER (M.D.)
Mercy Medical Center, 801, 5th Street, Sioux City, Woodbury County, Iowa, 51101, United States
SIOUX CITY, IA 511011394
Phone: (712) 279-2010
Type: Location
PO BOX 310047
DES MOINES, IA 503310047
Phone: (888) 398-6437
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2004-07-28
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20040728000270 | I | Emergency Medicine | IA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 254 | 237 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 86 | 77 | $0 |
| 99291 | Critical care, first 30-74 minutes | 66 | 63 | $0 |
Insurance plans in this area (ZIP 51101)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice, Emergency Medicine | IA | |
| - | IA | |
| - | IA | |
| General Practice | IA | |
| Internal Medicine | SD | |
| Nurse Practitioner | GA |
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