Topera, Inc.
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Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.
Centers for Medicare & Medicaid Services, Open Payments
These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.
Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.
CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state.
Payment records · PY2019
Date, newest first, then reporting company; values as published by CMS.
General Payments · PY2019 · All recipient types · CMS publication 2026-06-30
16 matching records · $600,914.26 reported total · 0 disputed
Nature of payment: All payment types
Records imported here (UTC).
CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.
Showing records 1–16 of 16.
| Recipient | Paying entity | Amount | Date | Nature of payment | Dispute status | Publication flags | Published | Record ID | Source |
|---|---|---|---|---|---|---|---|---|---|
| GREGORY ALTEMOSE Physician / non-physician practitioner | Topera, Inc. | $2,310.44 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664106981 | CMS |
| SANJIV M NARAYAN Physician / non-physician practitioner | Topera, Inc. | $81,515.91 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664106987 | CMS |
| BENZY JAMES PADANILAM Physician / non-physician practitioner | Topera, Inc. | $2,888.05 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664106993 | CMS |
| PATRICK P HU Physician / non-physician practitioner | Topera, Inc. | $1,155.22 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664106997 | CMS |
| JOHN ZIMMERMAN Physician / non-physician practitioner | Topera, Inc. | $568.57 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107001 | CMS |
| SUNEET MITTAL Physician / non-physician practitioner | Topera, Inc. | $288.80 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107005 | CMS |
| SUJATA D NARAYAN Physician / non-physician practitioner | Topera, Inc. | $299,125.38 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107008 | CMS |
| ERIC N PRYSTOWSKY Physician / non-physician practitioner | Topera, Inc. | $1,131.92 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107013 | CMS |
| SOTIRIOS TSIMIKAS Physician / non-physician practitioner | Topera, Inc. | $2,310.44 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107017 | CMS |
| WILLIAM T DENMAN Physician / non-physician practitioner | Topera, Inc. | $2,888.05 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107023 | CMS |
| MARK A KRONENFELD Physician / non-physician practitioner | Topera, Inc. | $568.67 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107029 | CMS |
| GREG H RIBAKOVE Physician / non-physician practitioner | Topera, Inc. | $568.57 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107035 | CMS |
| MARCUS S SCHAMBERGER Physician / non-physician practitioner | Topera, Inc. | $2,294.74 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107037 | CMS |
| KAREN R UNDERWOOD Physician / non-physician practitioner | Topera, Inc. | $198,154.96 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107043 | CMS |
| CAMPBELL D ROGERS Physician / non-physician practitioner | Topera, Inc. | $567.39 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107046 | CMS |
| ANIL R GARDE Physician / non-physician practitioner | Topera, Inc. | $4,577.15 | 03/03/2019 | Current or prospective ownership or investment interest | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 664107051 | CMS |
Practitioner overview · all loaded program years
16 providers listed 48 records General Payments
General Payments to practitioners — all loaded program years
- Category: General Payments
- Program years: 2019, 2020, 2021
- Record count: 48
- Providers listed: 16
Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.
Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.
Coverage: program years 2019–2025, General Payments only, reported to physicians and non-physician practitioners. Payments to teaching hospitals are not included in these practitioner figures. Each figure is labeled with its category and program year; categories are never combined.
Practitioner payments by program year
| Program year | Reported | Records | Providers | Detail |
|---|---|---|---|---|
| PY2019 | $600,914.26 | 16 | 16 | This company in PY2019 → |
| PY2020 | $447,074.44 | 16 | 16 | This company in PY2020 → |
| PY2021 | $1,314,607.94 | 16 | 16 | This company in PY2021 → |
By recipient specialty (9)
Sorted by name; identical names by identifier.
Allopathic & Osteopathic Physicians 9 specialties 16 providers
- Anesthesiology 2
- Family Medicine 1
- Internal Medicine · Cardiovascular Disease 2
- Internal Medicine · Clinical Cardiac Electrophysiology 6
- Internal Medicine · Gastroenterology 1
- Internal Medicine · Interventional Cardiology 1
- Pediatrics · Pediatric Cardiology 1
- Pediatrics · Pediatric Critical Care Medicine 1
- Surgery 1
Providers listed (16)
Sorted by name; identical names by identifier.
| Provider | Specialty | State | Records reported by this company |
|---|---|---|---|
| ANIL R GARDE | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | CA | 3 |
| BENZY JAMES PADANILAM | Allopathic & Osteopathic Physicians|Internal Medicine|Clinical Cardiac Electrophysiology | IN | 3 |
| CAMPBELL D ROGERS | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | MA | 3 |
| ERIC N PRYSTOWSKY | Allopathic & Osteopathic Physicians|Internal Medicine|Clinical Cardiac Electrophysiology | IN | 3 |
| GREG H RIBAKOVE | Allopathic & Osteopathic Physicians|Surgery | NY | 3 |
| GREGORY ALTEMOSE | Allopathic & Osteopathic Physicians|Internal Medicine|Clinical Cardiac Electrophysiology | FL | 3 |
| JOHN ZIMMERMAN | Allopathic & Osteopathic Physicians|Internal Medicine|Clinical Cardiac Electrophysiology | NJ | 3 |
| KAREN R UNDERWOOD | Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Critical Care Medicine | AZ | 3 |
| MARCUS S SCHAMBERGER | Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Cardiology | IN | 3 |
| MARK A KRONENFELD | Allopathic & Osteopathic Physicians|Anesthesiology | NY | 3 |
| PATRICK P HU | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | CA | 3 |
| SANJIV M NARAYAN | Allopathic & Osteopathic Physicians|Internal Medicine|Clinical Cardiac Electrophysiology | CA | 3 |
| SOTIRIOS TSIMIKAS | Allopathic & Osteopathic Physicians|Internal Medicine|Interventional Cardiology | CA | 3 |
| SUJATA D NARAYAN | Allopathic & Osteopathic Physicians|Family Medicine | CA | 3 |
| SUNEET MITTAL | Allopathic & Osteopathic Physicians|Internal Medicine|Clinical Cardiac Electrophysiology | NJ | 3 |
| WILLIAM T DENMAN | Allopathic & Osteopathic Physicians|Anesthesiology | MA | 3 |