ARTHUR W MARDIS (M.D.) – Diagnostic Radiology Physician, NPI 1366429466
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
434 DIAGNOSTIC RADIOLOGY in IA
Provider Addresses for ARTHUR W MARDIS (M.D.)
1600 Morgan St
Keokuk, IA 526323456
Phone: (319) 524-7150
Fax: (319) 233-0722
Type: Location
105 E 9th St
Coralville, IA 522412209
Phone: (319) 467-2000
Fax: (319) 467-2410
Type: Location
University of Iowa Hospitals & Clinics, 200, Hawkins Drive, Iowa City, Johnson County, Iowa, 52245, United States
IOWA CITY, IA 522421009
Phone: (319) 356-1616
Fax: (319) 384-8114
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: 2025-11-03
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20090611000290 | I | Diagnostic Radiology | IA | TBD |
| I20091111000389 | I | Diagnostic Radiology | IL | TBD |
| I20251103001777 | I | Diagnostic Radiology | OH | 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 |
|---|---|---|---|---|
| 71046 | X-ray of chest, 2 views | 265 | 253 | $0 |
| 73560 | X-ray of knee, 1-2 views | 240 | 170 | $0 |
| 71045 | X-ray of chest, 1 view | 208 | 197 | $0 |
| 70450 | Ct scan head or brain without contrast | 168 | 155 | $0 |
| 72100 | X-ray of lower and sacral spine, 2-3 views | 137 | 136 | $0 |
Insurance plans in this area (ZIP 52632)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | IA | 71250 | CT scan chest | 19 | 19 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Psychiatry, Neurology | OH | |
| Physician Assistant | OH | |
| - | OH | |
| N E U R O L O G Y | GA | |
| Nurse Practitioner | OH | |
| Nurse Practitioner | OH | |
| Diagnostic Radiology | NC | |
| P A T H O L O G Y | CA | |
| - | OH | |
| - | OH |
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