DENIS W STEWART (M.D.) – Diagnostic Radiology Physician, NPI 1356389696
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,168 DIAGNOSTIC RADIOLOGY in FL
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Provider Addresses for DENIS W STEWART (M.D.)
New Port Richey Post Office, Main Street, Elfers, Pasco County, Florida, 34653, United States
NEW PORT RICHEY, FL 346561175
Phone: (727) 841-8225
Fax: (727) 846-8549
Type: Mailing
5539, Marine Parkway, New Port Richey, Pasco County, Florida, 34652, United States
NEW PORT RICHEY, FL 346524329
Phone: (727) 841-8225
Fax: (724) 846-8549
Type: Location
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: 2007-07-06
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 |
|---|---|---|---|---|
| I20070706000199 | I | Diagnostic Radiology | FL | 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 |
|---|---|---|---|---|
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 6,810 | 81 | $0 |
| 77067 | Screening mammography | 237 | 237 | $0 |
| 77063 | Screening 3d breast mammography | 138 | 138 | $0 |
| 71250 | Ct scan of chest without contrast | 118 | 117 | $0 |
| 78815 | Nuclear medicine study from skull base to mid-thigh with ct scan | 114 | 111 | $0 |
Insurance plans in this area (ZIP 34656)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | FL | 71250 | CT scan chest | 42 | 39 |
| DIAGNOSTIC RADIOLOGY | FL | 73562 | X-ray of knee, 3 views | 22 | 15 |
| DIAGNOSTIC RADIOLOGY | FL | 73630 | X-ray of foot, minimum of 3 views | 18 | 17 |
| DIAGNOSTIC RADIOLOGY | FL | 74177 | CT scan of abdomen and pelvis with contrast | 21 | 21 |
| DIAGNOSTIC RADIOLOGY | FL | 76830 | Ultrasound pelvis through vagina | 21 | 20 |
| DIAGNOSTIC RADIOLOGY | FL | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 43 | 43 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | FL | |
| - | FL | |
| - | FL | |
| Diagnostic Radiology | FL | |
| Diagnostic Radiology | FL | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | FL | |
| Diagnostic Radiology | FL | |
| - | FL | |
| Diagnostic Radiology, Interventional Radiology | FL |
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