DR. JOHN FRANCIS GUYNAN (M.D.) – Diagnostic Radiology Physician, NPI 1003227398
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
248 DIAGNOSTIC RADIOLOGY in NE
Provider Addresses for DR. JOHN FRANCIS GUYNAN (M.D.)
14441 DUPONT CT STE 304
OMAHA, NE 681442107
Phone: (402) 597-8775
Fax: (402) 597-8811
Type: Mailing
7500 MERCY RD
OMAHA, NE 681242319
Phone: (402) 597-8775
Fax: (402) 597-8811
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 14 Open Payments records for all available years, with a total value of $1,161.
Total Amount is formed as General ($1,161) + Research ($0) + Ownership ($0) = $1,161.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Boston Scientific Corporation ($436).
Total Amount
$1,161
General + Research + Ownership
Payments
14
Total payment records
General Amount
$1,161
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $436 |
| Inari Medical, Inc. | $381 |
| Stryker Corporation | $159 |
| Medtronic, Inc. | $113 |
| Bard Peripheral Vascular, Inc. | $71 |
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: 2020-06-16
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20200616001064 | I | Diagnostic Radiology | NE | TBD |
| I20200616001498 | I | Diagnostic Radiology | 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 |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 438 | 393 | $0 |
| 71046 | X-ray of chest, 2 views | 315 | 314 | $0 |
| 99152 | Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 138 | 131 | $0 |
| 74178 | Ct scan of abdomen and pelvis before and after contrast | 70 | 68 | $0 |
| 71271 | Low dose ct scan of chest for lung cancer screening | 43 | 43 | $0 |
Insurance plans in this area (ZIP 68144)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | NE | |
| - | NE | |
| Nuclear Medicine | IA | |
| - | NE | |
| Diagnostic Radiology | GA | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | NE | |
| Diagnostic Radiology | CO | |
| Diagnostic Radiology | MD |
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