JOHN P EWONUS (D.O.) – Diagnostic Radiology Physician, NPI 1437127040
Diagnostic Radiology Physician
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NPPES metrics only — not quality of care.
1,804 DIAGNOSTIC RADIOLOGY in OH
Provider Addresses for JOHN P EWONUS (D.O.)
1600 E Riverview Ave
Napoleon, OH 435459805
Phone: (419) 592-4015
Type: Location
168 S Howell St
Hillsdale, MI 492422040
Phone: (517) 437-4451
Type: Location
Bryan Hospital, 433, West High Street, Bryan Downtown Historic District, Bryan, Pulaski, Williams County, Ohio, 43506, United States
BRYAN, OH 435061690
Phone: (419) 636-1131
Type: Location
PO BOX 5789
LONGVIEW, TX 756085789
Phone: (903) 663-4800
Fax: (419) 223-2726
Type: Mailing
PO BOX 1049
LIMA, OH 458021049
Phone: (419) 224-5707
Fax: (419) 223-2726
Type: Mailing
Lima Post Office, 7275, West Main Street, Village of Lima, Town of Lima, Livingston County, New York, 14485, United States
LIMA, OH 458021046
Phone: (419) 224-5707
Fax: (419) 229-0040
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: 2004-07-08
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 |
|---|---|---|---|---|
| I20040708000304 | 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 |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 266 | 202 | $0 |
| 71046 | X-ray of chest, 2 views | 231 | 197 | $0 |
| 77067 | Screening mammography | 154 | 154 | $0 |
| 77063 | Screening 3d breast mammography | 154 | 154 | $0 |
| 70450 | Ct scan head or brain without contrast | 141 | 133 | $0 |
Insurance plans in this area (ZIP 43545)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | OH | 71010 | X-ray of chest, 1 view, front | 404 | 306 |
| DIAGNOSTIC RADIOLOGY | OH | 74177 | CT scan of abdomen and pelvis with contrast | 133 | 127 |
| DIAGNOSTIC RADIOLOGY | OH | 78815 | Nuclear medicine study with CT imaging skull base to mid-thigh | 16 | 15 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Radiology, Nuclear Medicine, Diagnostic Radiology | OH | |
| Diagnostic Radiology | OH | |
| Diagnostic Radiology, Interventional Radiology, Interventional Radiology | MI |
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