DR. GREGORY O VONMERING (MD) – Interventional Cardiology Physician, NPI 1730193335
Interventional Cardiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
614 INTERVENTIONAL CARDIOLOGY in FL
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Provider Addresses for DR. GREGORY O VONMERING (MD)
ROBERT FELDMAN MD PA # 176
PO BOX 850001
ORLANDO, FL 328850176
Phone: (352) 354-9000
Fax: (352) 354-9020
Type: Mailing
125, Southwest 11th Street, Ocala, Marion County, Florida, 34471, United States
OCALA, FL 344710967
Phone: (352) 354-9000
Fax: (352) 354-9020
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 76 Open Payments records for all available years, with a total value of $5,800.
Total Amount is formed as General ($5,800) + Research ($0) + Ownership ($0) = $5,800.
Last reported payment date: 2024-12-26 • Largest payer in this snapshot: Medtronic, Inc. ($1,805).
Total Amount
$5,800
General + Research + Ownership
Payments
76
Total payment records
General Amount
$5,800
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $1,805 |
| Edwards Lifesciences Corporation | $1,480 |
| Abbott Laboratories | $1,074 |
| ABIOMED | $412 |
| Inari Medical, Inc. | $185 |
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: 2019-03-28
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 |
|---|---|---|---|---|
| I20070821000195 | I | Interventional Cardiology | FL | TBD |
| I20190328002016 | I | Interventional Cardiology | AL | 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 |
|---|---|---|---|---|
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 163 | 106 | $0 |
| 99152 | Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 102 | 99 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 89 | 77 | $0 |
| 93312 | Ultrasound of heart with probe in esophagus, with report | 88 | 83 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 86 | 86 | $0 |
Insurance plans in this area (ZIP 32885)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERVENTIONAL CARDIOLOGY | FL | 93458 | Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart | 122 | 116 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiac Surgery, Thoracic Surgery | IL | |
| Nurse Practitioner | SC | |
| Nurse Practitioner | FL | |
| Physician Assistant | FL | |
| General Surgery | FL | |
| Nurse Practitioner | FL | |
| Nurse Practitioner | FL | |
| Vascular Surgery | FL | |
| Physician Assistant | FL | |
| Nurse Practitioner | FL |
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