GREGORY ALAN BUSER (M.D.) – Cardiovascular Disease Physician, NPI 1548280407
Cardiovascular Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
276 CARDIAC ELECTROPHYSIOLOGY in TX
Provider Addresses for GREGORY ALAN BUSER (M.D.)
1933, Northeast Loop 410, San Antonio, Bexar County, Texas, 78217, United States
SAN ANTONIO, TX 782175320
Phone: (210) 804-6000
Type: Mailing
1933 NE Loop 410
San Antonio, TX 782175320
Phone: (210) 804-6000
Fax: (210) 804-6069
Type: Location
PO BOX 5730
BELFAST, ME 049155700
Phone: (210) 804-6000
Type: Mailing
8715 VILLAGE DR STE 200
SAN ANTONIO, TX 782175426
Phone: (210) 804-6000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 15 Open Payments records for all available years, with a total value of $323.
Total Amount is formed as General ($323) + Research ($0) + Ownership ($0) = $323.
Last reported payment date: 2024-09-15 • Largest payer in this snapshot: Janssen Pharmaceuticals, Inc ($98).
Total Amount
$323
General + Research + Ownership
Payments
15
Total payment records
General Amount
$323
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-15
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2010-03-30
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 |
|---|---|---|---|---|
| I20100330001284 | I | Cardiac Electrophysiology | 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 |
|---|---|---|---|---|
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 553 | 363 | $0 |
| 93294 | Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 443 | 162 | $0 |
| 93297 | Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days | 373 | 62 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 339 | 261 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 283 | 277 | $0 |
Insurance plans in this area (ZIP 78217)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIAC ELECTROPHYSIOLOGY | TX | 85610 | Blood test, clotting time | 108 | 20 |
| CARDIAC ELECTROPHYSIOLOGY | TX | 93280 | Evaluation, testing, and programming adjustment of permanent dual lead pacemaker system with physician analysis, review, and report | 308 | 189 |
| CARDIAC ELECTROPHYSIOLOGY | TX | 93284 | Evaluation, testing and programming adjustment of defibrillator with analysis, review and report | 74 | 41 |
| CARDIAC ELECTROPHYSIOLOGY | TX | 93458 | Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart | 19 | 19 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TX | |
| - | TX | |
| Family Practice | TX | |
| Physical Therapist In Private Practice | TX | |
| - | TX | |
| - | TX | |
| - | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| - | TX | |
| Cardiovascular Disease (Cardiology), Internal Medicine | NC |
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