DOCTOR GREG MESSNER PLLC – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1275084618
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
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Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DOCTOR GREG MESSNER PLLC
530 Clara Barton Blvd Ste 250
Garland, TX 750425781
Phone: (469) 750-8041
Fax: (469) 750-3057
Type: Location
4201 Medical Center Dr Ste 380
McKinney, TX 750691780
Phone: (469) 750-8041
Type: Location
4544, Glenville Drive, Plano, Collin County, Texas, 75093, United States
PLANO, TX 750933321
Phone:
Type: Mailing
Veritex Bank, 17950, Preston Road, Dallas, Collin County, Texas, 75252, United States
SUITE 120
DALLAS, TX 752525793
Phone: (972) 483-5714
Fax: (469) 331-0097
Type: Location
6717 COLUMBINE WAY
PLANO, TX 750936347
Phone: (214) 364-3050
Type: Mailing
3600 CONFLANS RD STE 103
IRVING, TX 750616324
Phone: (469) 750-8041
Fax: (469) 750-3057
Type: Location
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: 2017-01-06
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Past revalidation due date
Earliest CMS due date was 2024-10-31 (587 days ago).
Enrollment records
1
Earliest due date
2024-10-31
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 |
|---|---|---|---|---|
| O20170106000124 | O | Clinic/Group Practice | TX | 2024-10-31 |
What to do next
- Verify current status on the CMS Revalidation Lookup Tool immediately.
- Complete revalidation in PECOS or contact your Medicare Administrative Contractor (MAC).
- Overdue revalidation can lead to deactivation of Medicare billing privileges.
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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 75042)
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