DR. MICHAEL G GUNLOCK – Vascular & Interventional Radiology Physician, NPI 1588668370
Vascular & Interventional 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 DR. MICHAEL G GUNLOCK
12554, Riata Vista Circle, Apple, Austin, Travis County, Texas, 78727, United States
AUSTIN, TX 787276431
Phone: (512) 795-5100
Fax: (512) 795-5122
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.
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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: 2023-02-07
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20050408000854 | I | Diagnostic Radiology | TX | TBD |
| I20221205001917 | I | Diagnostic Radiology | WA | TBD |
| I20230207000993 | I | Diagnostic Radiology | CO | 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 | 655 | 647 | $0 |
| 70450 | Ct scan head or brain without contrast | 372 | 369 | $0 |
| 74177 | Ct scan of abdomen and pelvis with contrast | 314 | 314 | $0 |
| 71275 | Ct scan of blood vessels of chest with contrast | 203 | 201 | $0 |
| 72125 | Ct scan of upper spine without contrast | 167 | 166 | $0 |
Insurance plans in this area (ZIP 78727)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | TX | 71250 | CT scan chest | 37 | 37 |
| DIAGNOSTIC RADIOLOGY | TX | 73110 | X-ray of wrist, minimum of 3 views | 24 | 21 |
| DIAGNOSTIC RADIOLOGY | TX | 73562 | X-ray of knee, 3 views | 55 | 49 |
| DIAGNOSTIC RADIOLOGY | TX | 73630 | X-ray of foot, minimum of 3 views | 30 | 30 |
| DIAGNOSTIC RADIOLOGY | TX | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 75 | 74 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Radiology, Diagnostic Radiology | LA | |
| Diagnostic Radiology | TX | |
| Diagnostic Radiology | GA | |
| Diagnostic Radiology | TX | |
| - | TX | |
| Interventional Cardiology, Diagnostic Radiology | TX | |
| Diagnostic Radiology | TX | |
| - | TX | |
| Diagnostic Radiology | TX | |
| Interventional Radiology, Diagnostic Radiology | PA |
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