Medicare Enrolled
Dr. Grant Chow, MD
Clinical Cardiac Electrophysiology Physician · Zanesville, OH
Practice pattern: Electrophysiology & Remote
— Practice combining electrophysiology and remote services
Very High
DATA COVERAGE
Data in 4 of 4 federal sources
Measures public federal data availability — not provider quality
Informational, not a quality rating.
This page presents federal public records about Dr. Chow from CMS (NPPES, Open Payments, Medicare Provider Utilization, PECOS). It is not medical advice, an endorsement, or a judgment of clinical quality. Always consult the provider directly and a licensed clinician for medical decisions. Read methodology →
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What this data tells you about Dr. Chow
Dr. Grant Chow is a clinical cardiac electrophysiology physician in Zanesville, OH, with 19 years of NPI registration. Based on federal Medicare data, Dr. Chow performed 3,232 Medicare services in 2023. These records do not provide a deduplicated patient total.
Between the years covered by Open Payments, Dr. Chow received a total of $2,917 from 23 pharmaceutical and/or device companies across 87 payment records. A record can group multiple payments. These transfers are publicly reported through CMS Open Payments. Disclosure alone does not establish their effect on care. A reliable breakdown by payment category is not available in this snapshot. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Chow is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
✓ 19 years of NPI registration
▲ Top 35% volume in OH
$2,917 industry payments
Medicare Practice Summary — 2023
Medicare Utilization ↗3,232
Medicare services
Top 35% in OH for clinical cardiac electrophysiology physician
Not available
Unique patients (not deduplicated)
$75
Avg. Medicare payment
Medicare patients only (65+ / disabled) · How to read this →
Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| EKG interpretation and report A standard electrocardiogram test that records the heart's electrical activity using at least 12 leads. The service includes a professional interpretation of the results and a written report. |
569 | $6 | $18 |
| Electrocardiogram (EKG), 12-lead A standard heart rhythm test using at least 12 leads to record electrical activity. A healthcare provider interprets the results and provides a written report. |
318 | $10 | $32 |
| Hospital follow-up visit, moderate complexity Follow-up hospital visit for an existing patient involving moderate medical decision making. The visit requires at least 35 minutes of time spent on the date of service. |
318 | $61 | $179 |
| Remote pacemaker/defibrillator monitoring, 90 days Remote evaluation of a pacemaker or implantable defibrillator system within 90 days of the last check. |
210 | $14 | $48 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
162 | $90 | $279 |
| Continuous ECG monitoring with transmission and review Continuous electrocardiogram monitoring for up to 30 days with symptom tracking. The data is transmitted and reviewed by a healthcare professional who provides a report. |
149 | $18 | $54 |
| Pacemaker programming, dual lead system Adjustment and configuration of a dual-lead pacemaker device to ensure proper operation and settings. |
134 | $56 | $174 |
| Remote pacemaker monitoring, 90 days Remote assessment of a pacemaker system, including single, dual, multiple lead, or leadless devices, performed up to 90 days apart. |
133 | $20 | $67 |
| Initial hospital admission, high complexity Initial hospital inpatient or observation care for a new patient involving high-level medical decision making, with at least 75 minutes total time on the date of the encounter. |
96 | $131 | $392 |
| Initial hospital admission, moderate complexity Initial hospital inpatient or observation care for a new patient involving moderate-level medical decision making, with at least 55 minutes total time on the date of the encounter. |
64 | $98 | $294 |
| Remote monitoring of implantable heart rhythm device Evaluation of data transmitted remotely from an implantable cardiovascular monitor, such as a loop recorder or subcutaneous cardiac rhythm monitor, over a period up to 30 days. |
62 | $38 | $61 |
| External shock to heart to regulate heart beat A procedure that delivers an electric shock to the heart from outside the body to restore a normal heart rhythm. |
59 | $82 | $243 |
| Hospital follow-up visit, low complexity Follow-up hospital visit for an established patient with straightforward or low-level medical decision making. The visit requires at least 25 minutes of time spent on the day of service. |
59 | $36 | $113 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
57 | $105 | $351 |
| Catheter ablation for abnormal heart rhythm A procedure where catheters are inserted to destroy tissue causing irregular heartbeats. |
54 | $242 | $697 |
| New patient office visit, complex (60-74 min) | 54 | $148 | $462 |
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
50 | $136 | $399 |
| Atrial fibrillation ablation with pulmonary vein isolation A procedure to treat atrial fibrillation by mapping the heart's electrical activity and destroying tissue causing irregular contractions. This is done by isolating the pulmonary veins using catheter-based destruction. |
48 | $747 | $2,154 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
48 | $52 | $201 |
| Remote cardiac rhythm monitor evaluation, up to 30 days Review and analysis of data from a remote cardiac rhythm monitoring system over a period of up to 30 days. |
47 | $16 | $59 |
| Pacemaker insertion with heart chamber electrodes A surgical procedure to implant a pacemaker device and place electrodes into the upper and lower chambers of the heart to regulate heart rhythm. |
45 | $396 | $1,171 |
| Transesophageal echocardiogram An ultrasound of the heart performed using a probe inserted into the esophagus to obtain detailed images of heart structures and function. |
42 | $83 | $239 |
| Echocardiogram, transthoracic An ultrasound test that uses sound waves to create images of the heart's blood flow, valves, and chambers. |
42 | $14 | $40 |
| Echocardiogram with color Doppler An ultrasound of the heart that uses color imaging to visualize blood flow, measure flow rate, and assess valve function. |
42 | $2 | $7 |
| Programming of multiple lead implantable defibrillator system Adjustment and testing of the settings for an implanted heart device with multiple leads to ensure proper function. |
41 | $77 | $235 |
| Hospital follow-up visit, high complexity Subsequent hospital inpatient or observation care for an existing patient involving high-level medical decision making, with at least 50 minutes total time on the date of the encounter. |
40 | $92 | $269 |
| Pacemaker system programming Adjustment and testing of a multi-lead pacemaker to ensure proper function and settings. |
37 | $61 | $187 |
| Remote evaluation of implantable defibrillator system Remote assessment of a single, dual, or multiple lead implantable defibrillator system within 90 days of the previous evaluation. |
32 | $27 | $82 |
| Programming of dual lead implantable defibrillator system Adjustment and testing of the settings for an implanted heart device with two leads to ensure proper function. |
31 | $69 | $218 |
| Heart rhythm stimulator programming after drug infusion Adjustment of a heart rhythm stimulation device following a drug infusion. This procedure involves reprogramming the device settings to ensure proper function after the medication has been administered. |
27 | $63 | $183 |
| Heart chamber tissue destruction via catheter A procedure that destroys tissue in the upper heart chamber using a tube to treat abnormal heart rhythm. |
27 | $242 | $697 |
| Ultrasound of heart blood vessels with radiologist review An ultrasound exam that evaluates blood vessels within the heart, including a review of the results by a radiologist. |
24 | $57 | $164 |
| Insertion of left lower heart electrode for pacemaker or defibrillator A procedure to place an electrode in the lower part of the left side of the heart. This electrode is used to connect a pacemaker or defibrillator to help regulate the heart's rhythm. |
21 | $353 | $1,051 |
| Sedation by physician, initial 15 minutes Administration of a drug to induce depression of consciousness by the physician performing a procedure. This code covers the initial 15 minutes of sedation for patients aged 5 years or older. |
18 | $10 | $29 |
| Insertion of implantable defibrillator system A surgical procedure to place an implantable cardioverter-defibrillator (ICD) device into the body. The device is connected to the heart to monitor heart rhythm and deliver shocks if dangerous arrhythmias occur. |
16 | $716 | $2,063 |
| Radiofrequency ablation for supraventricular tachycardia A procedure to locate and destroy abnormal heart tissue in the upper chambers of the heart that causes a rapid heart rate. |
16 | $651 | $1,899 |
| Heart rhythm ablation for ventricular tachycardia A procedure to locate and destroy abnormal heart tissue in the lower chambers that causes rapid or irregular heartbeats. This is done using a catheter during an electrophysiologic evaluation. |
14 | $766 | $2,290 |
| Insertion of implantable heart rhythm monitor A small device is placed under the skin to continuously record the heart's electrical activity. This helps detect irregular heart rhythms that may not appear during a standard office visit. |
13 | $58 | $199 |
| 2-day continuous ECG with professional review A two-day continuous electrocardiogram recording that includes a review by a healthcare professional. |
13 | $11 | $41 |
How to read this data: This reflects Medicare patients only (typically 65+). Payment amounts are what Medicare paid the provider, not your out-of-pocket cost. These counts do not measure clinical quality or years of experience.
28.7% high complexity
3.3% medium
67.9% routine
Industry Payment Transparency
Open Payments through 2024 ↗$2,917
Total received (2018-2024)
Avg $417/year across 7 years
Bottom 22% in OH for clinical cardiac electrophysiology physician
23
Companies
87
Payment records
Payments are publicly reported; disclosure does not establish legality · Not evidence of wrongdoing · How to interpret →
Payment categories are unavailable while the source breakdown is being rebuilt. Company and year totals do not identify how much belongs to each category.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
2024
$358
2023
$273
2022
$319
2021
$187
2020
$91
2019
$189
2018
$1,500
Payments by company (2024)
Biosense Webster, Inc.
$169
Boston Scientific Corporation
$39
Medtronic, Inc.
$35
E.R. Squibb & Sons, L.L.C.
$30
Edwards Lifesciences Corporation
$28
HEARTFLOW, INC.
$26
Philips North America LLC
$18
CORDIS US CORP.
$14
Top 3 companies account for 67.8% of 2024 payments
All-time payments by company (2018-2024) ›
Medtronic Vascular, Inc.
$1,416
Biosense Webster, Inc.
$544
Medtronic, Inc.
$104
ATRICURE, INC.
$103
Amgen Inc.
$84
AtriCure, Inc.
$83
PFIZER INC.
$83
SANOFI-AVENTIS U.S. LLC
$82
Boston Scientific Corporation
$65
AstraZeneca Pharmaceuticals LP
$46
AngioDynamics, Inc.
$40
Abbott Laboratories
$39
E.R. Squibb & Sons, L.L.C.
$30
Novartis Pharmaceuticals Corporation
$29
Janssen Pharmaceuticals, Inc
$28
Edwards Lifesciences Corporation
$28
HEARTFLOW, INC.
$26
Philips North America LLC
$18
American Regent
$16
Aziyo Biologics, Inc.
$14
CORDIS US CORP.
$14
BIOTRONIK INC.
$12
Medtronic USA, Inc.
$12
Top 3 companies account for 70.8% of all-time payments
Associated products mentioned in payments ›
(9278) Bridge · ACUITY · AQUAMANTYS · AngioVac · Azure · BRILINTA · BRITE TIP RADIANZ · CARTO 3 · Carto 3 · Carto 3 System · Connectivity and Remote care · ECM Patch · ELIQUIS · ENTRESTO · EPI-SENSE GUIDED COAGULATION SYSTEM WITH VISITRAX · FARXIGA · FFRct · HemoSphere · INJECTAFER · MICRA · MULTAQ · Micra · Performa · Pouch · Repatha · TYRX · ViewFlex Xtra ICE Catheter · Visitag · WATCHMAN · XARELTO
Should you be concerned? Industry payments are disclosed through CMS Open Payments. Disclosure alone does not establish their purpose, legality, or effect on care. What matters is whether a recommended drug or device appears in your doctor's payment records. If so, consider asking your doctor about it. How to interpret this data →
Geographic Context
Clinical cardiac electrophysiology physicians in nearby ZIP areas
1
County median income
$59,203
Nearest hospital to ZIP centroid (approximate)
GENESIS HOSPITAL
0.0 mi
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | NPPES snapshot; verify current record |
| Medicare Enrollment | ✓ PECOS | PECOS snapshot |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not included | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Chow is an electrophysiology & remote specialist, with moderate Medicare volume, with 19 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
Is Dr. Chow experienced with ekg interpretation and report?
Based on Medicare claims data, Dr. Chow performed 569 ekg interpretation and report services. These records cover Medicare fee-for-service activity, including eligible younger beneficiaries; they do not measure total practice volume or clinical quality.
Does Dr. Chow receive payments from pharmaceutical companies?
Yes. Dr. Chow received a total of $2,917 from 23 companies across 87 payment records. A record can group multiple payments. These transfers are publicly disclosed through CMS Open Payments. Disclosure alone does not establish their legality or effect on care. Patients may wish to ask their doctor about these relationships, especially if a recommended drug or device appears in the payment records.
How do Dr. Chow's costs compare to other clinical cardiac electrophysiology physicians in Zanesville?
Dr. Chow's average Medicare payment per service is $75. Note that these figures represent what Medicare pays, not your out-of-pocket cost, which depends on your specific insurance plan and deductible. Procedure-level data above shows both what was submitted and what Medicare paid for each service type.
What does Data Coverage mean?
Data Coverage (currently Very High for Dr. Chow) measures how much public federal data is available about a provider. It is not a quality rating. A "Very High" or "High" level means the provider has data across multiple federal sources (NPPES, PECOS, Medicare Utilization, Open Payments), indicating the presence of registry, enrollment, activity or payment records, not verified experience or clinical quality. A "Low" or "Moderate" level may simply mean the provider is newer, does not see Medicare patients, or has not received any industry payments — none of which are inherently negative. Read our full methodology →
Is this data up to date?
Source publication dates and the snapshots loaded on this site can differ. Rebuilding a page does not refresh its source records. Check the Medicare reporting year and the payment interval shown above; consult the linked official sources for newer releases and current registry details. See our data freshness policy →
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Which OH clinical cardiac electrophysiology physicians receive the most from drug and device companies.
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About this page
This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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