DR. JOHN CHARLES KIRBY (D.O.) – Diagnostic Radiology Physician, NPI 1033155346
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,793 DIAGNOSTIC RADIOLOGY in CA
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Provider Addresses for DR. JOHN CHARLES KIRBY (D.O.)
5528, East La Palma Avenue, Anaheim, Orange County, California, 92807, United States
SUITE 4-A
ANAHEIM, CA 928072115
Phone: (714) 970-0200
Fax: (714) 970-0270
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $30.
Total Amount is formed as General ($30) + Research ($0) + Ownership ($0) = $30.
Last reported payment date: 2024-02-28 • Largest payer in this snapshot: ViiV Healthcare Company ($30).
Total Amount
$30
General + Research + Ownership
Payments
1
Total payment records
General Amount
$30
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ViiV Healthcare Company | $30 |
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: 2011-04-25
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 |
|---|---|---|---|---|
| I20040224000631 | I | Diagnostic Radiology | CA | TBD |
| I20110425000401 | I | Diagnostic Radiology | AZ | 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 | 293 | 288 | $0 |
| 70450 | Ct scan head or brain without contrast | 134 | 132 | $0 |
| 74176 | Ct scan of abdomen and pelvis without contrast | 72 | 72 | $0 |
| 74177 | Ct scan of abdomen and pelvis with contrast | 58 | 58 | $0 |
| 71275 | Ct scan of blood vessels of chest with contrast | 41 | 41 | $0 |
Insurance plans in this area (ZIP 92807)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | CA | 71010 | X-ray of chest, 1 view, front | 850 | 669 |
| DIAGNOSTIC RADIOLOGY | CA | 73630 | X-ray of foot, minimum of 3 views | 49 | 48 |
| DIAGNOSTIC RADIOLOGY | CA | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 13 | 13 |
| DIAGNOSTIC RADIOLOGY | CA | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 50 | 48 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | OH | |
| Diagnostic Radiology | TX | |
| Diagnostic Radiology | LA | |
| Interventional Radiology, Diagnostic Radiology | AZ | |
| Diagnostic Radiology | AZ | |
| Diagnostic Radiology | GA | |
| Diagnostic Radiology | AZ | |
| Diagnostic Radiology | AZ | |
| Diagnostic Radiology | TX | |
| Interventional Radiology, Diagnostic Radiology | OH |
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