GREGORY C. DIAZ (M.D.) – Diagnostic Radiology Physician, NPI 1578568903
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,303 DIAGNOSTIC RADIOLOGY in TX
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Provider Addresses for GREGORY C. DIAZ (M.D.)
Delaware Street, Beaumont, Jefferson County, Texas, 77706, United States
209
BEAUMONT, TX 777063059
Phone: (409) 899-3682
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)
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: 2010-11-01
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 |
|---|---|---|---|---|
| I20101101000809 | I | Diagnostic Radiology | TX | 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 | 1,072 | 684 | $0 |
| 77067 | Screening mammography | 428 | 428 | $0 |
| 77063 | Screening 3d breast mammography | 428 | 427 | $0 |
| 71046 | X-ray of chest, 2 views | 395 | 369 | $0 |
| 70450 | Ct scan head or brain without contrast | 286 | 268 | $0 |
Insurance plans in this area (ZIP 77706)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | TX | 71250 | CT scan chest | 19 | 19 |
| DIAGNOSTIC RADIOLOGY | TX | 73110 | X-ray of wrist, minimum of 3 views | 34 | 28 |
| DIAGNOSTIC RADIOLOGY | TX | 73562 | X-ray of knee, 3 views | 61 | 52 |
| DIAGNOSTIC RADIOLOGY | TX | 73630 | X-ray of foot, minimum of 3 views | 65 | 58 |
| DIAGNOSTIC RADIOLOGY | TX | 74177 | CT scan of abdomen and pelvis with contrast | 198 | 192 |
| DIAGNOSTIC RADIOLOGY | TX | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 46 | 45 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | TX | |
| Diagnostic Radiology | MN | |
| - | TX | |
| Diagnostic Radiology | TX | |
| Diagnostic Radiology | TX |
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