Dr. Daniel J. Friedman, M.D.
Cardiac Electrophysiology (Clinical Cardiac Electrophysiology Physician)
- Medicare participating
At a glance
- Years since graduation
- 16
- In the NPI registry since
- 2010
- Medicare patients seen, 2024
- 639
Licensed in Connecticut since 2019, according to the Connecticut Department of Public Health. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2010Registered with an NPI (national billing number; not a license date)
Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Clinical Cardiac Electrophysiology Physician primary
NC license 2013-00217 -
Cardiovascular Disease Physician
CT license 63934 (first issued 2019; inactive)
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Duke University Hospital Durham, NC
Medical groups
- Duke Health Integrated Practice, Inc (3,185 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 639
- Services billed
- 1,512
- Patients’ average age
- 76
| Service | Times | Patients |
|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 239 | 194 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | 154 | 149 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 88 | 84 |
| Established patient office or other outpatient visit, 30-39 minutes | 72 | 68 |
| Established patient office or other outpatient visit, 40-54 minutes | 61 | 57 |
| Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | 60 | 58 |
| Hospital discharge day management, more than 30 minutes | 48 | 48 |
| Comprehensive electrophysiologic evaluation with catheter destruction of abnormality causing atrial fibrillation (uncoordinated contraction of upper chambers of heart) by pulmonary vein isolation | 36 | 36 |
| Programming of dual lead pacemaker system | 35 | 34 |
| Established patient office or other outpatient visit, 20-29 minutes | 34 | 34 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
| Drug | Prescriptions |
|---|---|
| Eliquis (apixaban) Other prescribers in Durham, NC | 210 |
| Metoprolol Succinate Other prescribers in Durham, NC | 126 |
| Flecainide Acetate Other prescribers in Durham, NC | 52 |
| Amiodarone Hcl Other prescribers in Durham, NC | 51 |
| Diltiazem 24hr Er (Cd) (diltiazem hcl) Other prescribers in Durham, NC | 45 |
| Mexiletine Hcl | 20 |
| Multaq (dronedarone hcl) Other prescribers in Durham, NC | 18 |
| Verapamil Er (verapamil hcl) Other prescribers in Durham, NC | 14 |
| Carvedilol Other prescribers in Durham, NC | 11 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 5 companies reported 112 payments worth $76,100 in total to this clinician.
| Boston Scientific Corporation | $39,273 |
|---|---|
| Abbott Laboratories | $26,030 |
| Medtronic, Inc. | $10,510 |
| Impulse Dynamics (USA) Inc. | $143 |
| Kestra Medical Technology Services, Inc. | $143 |
| Consulting Fee | $29,482 |
|---|---|
| Compensation for services other than consulting (speaking, faculty) | $24,906 |
| Travel and Lodging | $12,026 |
| Speaking at a medical education program | $5,225 |
| Food and Beverage | $4,173 |
| Education | $288 |
What the payments were for
| Company | What it was for | Amount |
|---|---|---|
| Boston Scientific Corporation May 1, 2025 | Compensation for services other than consulting (speaking, faculty) INGEVITY+ · Ingevity+_CRM | $7,500 |
| Boston Scientific Corporation Oct 9, 2025 | Compensation for services other than consulting (speaking, faculty) INGEVITY MRI · INGEVITY_CRM | $5,575 |
| Boston Scientific Corporation Aug 7, 2025 | Consulting Fee General - Therapies · General - Therapies_EP | $5,313 |
| Abbott Laboratories Jan 15, 2025 | Consulting Fee TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart | $4,659 |
| Abbott Laboratories Mar 11, 2025 | Consulting Fee TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart | $4,602 |
| Abbott Laboratories May 22, 2025 | Consulting Fee TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart | $4,491 |
| Medtronic, Inc. Jun 25, 2025 | Consulting Fee | $4,000 |
| Boston Scientific Corporation Nov 13, 2025 | Compensation for services other than consulting (speaking, faculty) INGEVITY+ · Ingevity+_CRM | $3,750 |
| Abbott Laboratories Nov 5, 2025 | Speaking at a medical education program MERLIN@HOME · Structural Heart | $2,750 |
| Boston Scientific Corporation Nov 20, 2025 | Consulting Fee General - Therapies · General - Therapies_CRM | $2,250 |
All 68 payments other than meals, newest first
| Company | What it was for | Amount |
|---|---|---|
| Boston Scientific Corporation Nov 28, 2025 | Consulting Fee General - Therapies · General - Therapies_EP | $625 |
| Boston Scientific Corporation Nov 20, 2025 | Consulting Fee General - Therapies · General - Therapies_CRM | $2,250 |
| Medtronic, Inc. Nov 20, 2025 | Consulting Fee | $375 |
| Abbott Laboratories Nov 18, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Minnetonka, MN · in-kind | $588 |
| Abbott Laboratories Nov 18, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Boston, MA · in-kind | $218 |
| Abbott Laboratories Nov 18, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Boca Raton, FL · in-kind | $205 |
| Abbott Laboratories Nov 18, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Boca Raton, FL · in-kind | $195 |
| Abbott Laboratories Nov 18, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Boca Raton, FL · in-kind | $195 |
| Abbott Laboratories Nov 18, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Boca Raton, FL · in-kind | $162 |
| Abbott Laboratories Nov 18, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Boston, MA · in-kind | $22.00 |
| Boston Scientific Corporation Nov 13, 2025 | Compensation for services other than consulting (speaking, faculty) INGEVITY+ · Ingevity+_CRM | $3,750 |
| Boston Scientific Corporation Nov 13, 2025 | Compensation for services other than consulting (speaking, faculty) INGEVITY+ · Ingevity+_CRM | $2,188 |
| Abbott Laboratories Nov 5, 2025 | Speaking at a medical education program MERLIN@HOME · Structural Heart | $2,750 |
| Abbott Laboratories Nov 5, 2025 | Speaking at a medical education program MERLIN@HOME · Structural Heart | $1,650 |
| Abbott Laboratories Nov 5, 2025 | Speaking at a medical education program MERLIN@HOME · Structural Heart | $825 |
| Abbott Laboratories Oct 22, 2025 | Travel and Lodging MERLIN@HOME · Structural Heart · travel to Minnetonka, MN · in-kind | $537 |
| Abbott Laboratories Oct 22, 2025 | Travel and Lodging MERLIN@HOME · Structural Heart · travel to Minnetonka, MN · in-kind | $240 |
| Medtronic, Inc. Oct 20, 2025 | Compensation for services other than consulting (speaking, faculty) | $750 |
| Abbott Laboratories Oct 18, 2025 | Travel and Lodging MERLIN@HOME · Structural Heart · travel to Minneapolis, MN · in-kind | $221 |
| Abbott Laboratories Oct 17, 2025 | Travel and Lodging MERLIN@HOME · Structural Heart · travel to Minneapolis, MN · in-kind | $221 |
| Boston Scientific Corporation Oct 9, 2025 | Compensation for services other than consulting (speaking, faculty) INGEVITY MRI · INGEVITY_CRM | $5,575 |
| Boston Scientific Corporation Oct 9, 2025 | Compensation for services other than consulting (speaking, faculty) INGEVITY MRI · INGEVITY_CRM | $1,394 |
| Boston Scientific Corporation Oct 9, 2025 | Travel and Lodging INGEVITY MRI · INGEVITY_CRM · travel to Boston, MA | $22.75 |
| Abbott Laboratories Oct 7, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Minnetonka, MN · in-kind | $385 |
| Boston Scientific Corporation Oct 2, 2025 | Consulting Fee Clinical Trial Product · Clinical Trial Product_CRM | $500 |
| Abbott Laboratories Sep 29, 2025 | Travel and Lodging Electrophysiology · travel to Minneapolis, MN · in-kind | $271 |
| Medtronic, Inc. Sep 24, 2025 | Education SELECTSECURE · Leads · in-kind | $288 |
| Boston Scientific Corporation Sep 12, 2025 | Travel and Lodging INGEVITY+ · Ingevity+_CRM · travel to Boston, MA · in-kind | $36.98 |
| Boston Scientific Corporation Sep 11, 2025 | Travel and Lodging INGEVITY+ · Ingevity+_CRM · travel to Boston, MA · in-kind | $476 |
| Boston Scientific Corporation Sep 11, 2025 | Travel and Lodging INGEVITY+ · Ingevity+_CRM · travel to Boston, MA · in-kind | $452 |
| Boston Scientific Corporation Sep 11, 2025 | Travel and Lodging INGEVITY+ · Ingevity+_CRM · travel to Boston, MA · in-kind | $40.10 |
| Abbott Laboratories Sep 5, 2025 | Travel and Lodging AVEIR · Structural Heart · travel to San Diego, CA · in-kind | $309 |
| Abbott Laboratories Aug 19, 2025 | Travel and Lodging Electrophysiology · travel to Minneapolis, MN · in-kind | $271 |
| Boston Scientific Corporation Aug 7, 2025 | Consulting Fee General - Therapies · General - Therapies_EP | $5,313 |
| Boston Scientific Corporation Aug 7, 2025 | Travel and Lodging General - Therapies · General - Therapies_EP · travel to Arden Hills, MN | $32.00 |
| Abbott Laboratories Jul 8, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Minneapolis, MN · in-kind | $265 |
| Abbott Laboratories Jul 7, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Minnetonka, MN · in-kind | $552 |
| Boston Scientific Corporation Jul 2, 2025 | Travel and Lodging General - Therapies · General - Therapies_CRM · travel to Arden Hills, MN · in-kind | $881 |
| Boston Scientific Corporation Jul 2, 2025 | Travel and Lodging General - Therapies · General - Therapies_CRM · travel to Arden Hills, MN · in-kind | $290 |
| Medtronic, Inc. Jun 25, 2025 | Consulting Fee | $4,000 |
| Medtronic, Inc. Jun 25, 2025 | Consulting Fee | $1,250 |
| Medtronic, Inc. Jun 25, 2025 | Consulting Fee | $1,250 |
| Medtronic, Inc. Jun 25, 2025 | Consulting Fee | $89.34 |
| Medtronic, Inc. Jun 25, 2025 | Consulting Fee | $64.00 |
| Medtronic, Inc. Jun 25, 2025 | Consulting Fee | $15.15 |
| Medtronic, Inc. Jun 23, 2025 | Travel and Lodging travel to Minneapolis, MN · in-kind | $302 |
| Boston Scientific Corporation Jun 21, 2025 | Travel and Lodging General - Therapies · General - Therapies_CRM · travel to Nashville, TN · in-kind | $352 |
| Boston Scientific Corporation Jun 20, 2025 | Travel and Lodging General - Therapies · General - Therapies_CRM · travel to Nashville, TN · in-kind | $412 |
| Boston Scientific Corporation Jun 20, 2025 | Travel and Lodging General - Therapies · General - Therapies_CRM · travel to Nashville, TN · in-kind | $352 |
| Medtronic, Inc. Jun 19, 2025 | Travel and Lodging travel to Mounds View, MN · in-kind | $275 |
| Medtronic, Inc. Jun 19, 2025 | Travel and Lodging travel to Minneapolis, MN · in-kind | $270 |
| Medtronic, Inc. Jun 10, 2025 | Travel and Lodging travel to Minneapolis, MN · in-kind | $910 |
| Medtronic, Inc. Jun 10, 2025 | Travel and Lodging travel to Minneapolis, MN · in-kind | $35.07 |
| Boston Scientific Corporation Jun 5, 2025 | Compensation for services other than consulting (speaking, faculty) General - Therapies · General - Therapies_CRM | $1,875 |
| Abbott Laboratories Jun 4, 2025 | Travel and Lodging AVEIR · Structural Heart · travel to San Diego, CA · in-kind | $176 |
| Abbott Laboratories Jun 4, 2025 | Travel and Lodging AVEIR · Structural Heart · travel to San Diego, CA · in-kind | $22.17 |
| Abbott Laboratories May 30, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Minneapolis, MN · in-kind | $265 |
| Boston Scientific Corporation May 29, 2025 | Compensation for services other than consulting (speaking, faculty) General - Therapies · General - Therapies_EP | $1,875 |
| Abbott Laboratories May 22, 2025 | Consulting Fee TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart | $4,491 |
| Abbott Laboratories May 9, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Minnetonka, MN · in-kind | $644 |
| Abbott Laboratories May 9, 2025 | Travel and Lodging TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart · travel to Minnetonka, MN · in-kind | $9.02 |
| Boston Scientific Corporation May 1, 2025 | Compensation for services other than consulting (speaking, faculty) INGEVITY+ · Ingevity+_CRM | $7,500 |
| Boston Scientific Corporation May 1, 2025 | Travel and Lodging INGEVITY+ · Ingevity+_CRM · travel to Arden Hills, MN | $64.00 |
| Boston Scientific Corporation Apr 7, 2025 | Travel and Lodging INGEVITY+ · Ingevity+_CRM · travel to Arden Hills, MN · in-kind | $53.04 |
| Boston Scientific Corporation Apr 6, 2025 | Travel and Lodging INGEVITY+ · Ingevity+_CRM · travel to Arden Hills, MN · in-kind | $546 |
| Boston Scientific Corporation Apr 6, 2025 | Travel and Lodging INGEVITY+ · Ingevity+_CRM · travel to Arden Hills, MN · in-kind | $252 |
| Abbott Laboratories Mar 11, 2025 | Consulting Fee TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart | $4,602 |
| Abbott Laboratories Jan 15, 2025 | Consulting Fee TACTICATH ABLATION CATHETER, SENSOR ENABLED · Structural Heart | $4,659 |
Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.
Industry-funded research
Named as a principal investigator on 2 industry-funded studies in 2025, from 1 companies. The companies reported $10,558 in research payments for these studies, mostly to the institutions running them.
- FIRE-HFpEF
Medtronic, Inc. - Investigator Sponsored Research: A 1809799
Medtronic, Inc.
From CMS Open Payments research payments, where companies name up to five principal investigators per payment. Research payments usually go to hospitals, universities and research sites, not to the investigator personally. A payment is not evidence of wrongdoing.