Dr. Eric Jonathan Kessler, MD
- Medicare services, 2024
- 4,116
- Medicare patients, 2024
- 926
- Part D claims, 2024
- 1,377
- Hospital affiliations
- 5
- Industry payments
- $19,759
- Practice address
- 400 W Northwest Hwy, Barrington, IL 60010
- Practice phone
- Call (847) 390-5900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Advocate Medical Group
Barrington, Illinois
Find Dr. Kessler's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Eric Jonathan Kessler is a cardiac electrophysiologist in Barrington, Illinois
Dr. Kessler practices at Advocate Medical Group in Barrington, Illinois.
Dr. Kessler's NPI, 1922256601, was assigned on September 5, 2008. Dr. Kessler graduated from Albert Einstein College of Medicine of Yeshiva University in 1999. Dr. Kessler holds Wisconsin license 75750.
- NPI
- 1922256601NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254492317
- NPI enumeration date
- September 5, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (847) 390-5900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric Jonathan Kessler practices at Advocate Medical Group in Barrington, Illinois
Dr. Kessler's primary practice is Advocate Medical Group, at 400 W Northwest Hwy, Barrington, IL 60010 in Lake County. The practice phone is (847) 390-5900.
- Advocate Medical Group400 W Northwest Hwy, Barrington, IL 60010 · Lake CountyPhone(847) 390-5900
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Eric Jonathan Kessler is affiliated with 9 sites of care and 3 medical groups
Dr. Kessler's primary practice is Advocate Medical Group in Barrington, Illinois. Dr. Kessler is also affiliated with Advocate Good Shepherd Hospital. The medical group on file is Dreyer Medical Clinic (Advocate Medical Group). Dmand AI also links Dr. Kessler to 4 more hospitals, 3 group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Eric Jonathan Kessler's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kessler practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advocate Medical Group | Available with a free account |
| +8 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Eric Jonathan Kessler is one of 153 cardiac electrophysiologists in Illinois
Clinical cardiac electrophysiology is Dr. Kessler's primary specialty in the NPI Registry, under taxonomy code 207RC0001X. Dmand AI has Dr. Kessler's licenses on file in 2 states: Wisconsin and Illinois.
Specialties and state licenses
- Clinical cardiac electrophysiology, WisconsinPrimary
- Cardiovascular disease, Illinois
Cardiac electrophysiologists near Dr. Kessler
Counts of cardiac electrophysiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Eric Jonathan Kessler billed Medicare for 4,116 services in 2024
CMS data shows 4,116 Medicare services from Dr. Kessler across 40 procedure codes in 2024, for 926 Medicare patients. Medicare paid $428,259 for them.
Dr. Kessler's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,3152024: 2,69817%
- Office and hospital visits
- 2023: 1,1022024: 1,2019%
- Surgery
- 2023: 1372024: 21758%
Where Dr. Kessler's Medicare services took place, 2024
- In an office2,93371%
- In a facility1,18329%
Dr. Kessler compared with the Illinois median for cardiac electrophysiologists, 2024
- Dr. Kessler
- Illinois median
- Medicare services
- 4,116vs 3,7619% above
- Medicare patients
- 926vs 1,29028% below
- Part D claims
- 1,224vs 1,277Close to median
Medians across 152 cardiac electrophysiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Kessler's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Kessler?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kessler and other cardiac electrophysiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric Jonathan Kessler treated 926 Medicare patients in 2024, average age 78
CMS counts 926 Medicare patients who saw Dr. Kessler in 2024. The largest group is 75 to 84, with 408 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.81, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Kessler's median patient age at 75, with 37% women.
Dr. Kessler's Medicare patients by age, 2024
Dr. Kessler's Medicare patients by sex, 2024
- Women37641%
- Men55059%
Chronic conditions among Dr. Kessler's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Atrial fibrillation74%
- Ischemic heart disease60%
- Heart failure55%
- Arthritis52%
- Chronic kidney disease43%
- Diabetes38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kessler's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women37%
- Men62%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eric Jonathan Kessler wrote 1,377 Medicare Part D claims in 2024
In 2024, Dr. Kessler wrote 1,377 Medicare Part D claims for 339 patients. 64% of them were for generic drugs. CMS names the drug for 1,224 of them, across 21 drugs with 11 or more claims each, at $530,342 in total drug cost. In 2023, CMS named 1,340 claims across 19 drugs.
Dr. Kessler's Part D claims by kind of drug, 2024
- Generic883 claims64%
- Brand-name494 claims36%
Dr. Kessler's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Kessler's Part D claims, 2024
- Antibiotics1%12 of 1,377 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,3402024: 1,2249%
Drugs named by CMS: 21 in 2024, 19 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Eric Jonathan Kessler ranks in the 93rd percentile for pacemaker insertion or repair in Medicare
Dr. Kessler accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 61 procedures of pacemaker insertion or repair by Dr. Kessler, more than 93% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Kessler ranks in Medicare procedure volume
- Pacemaker insertion or repair
- 93rd percentile61 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Eric Jonathan Kessler received $19,759 in industry payments from 2016 to 2025
CMS Open Payments shows 270 general payments to Dr. Kessler from 23 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 41% of the total. Abbott Laboratories paid the most, $6,741.
General payments to Dr. Kessler by program year, 2016 to 2025
General payments to Dr. Kessler by kind, 2016 to 2025
- Travel and lodging$8,20041%
- Food and beverage$8,08441%
- Speaker and faculty fees$2,07410%
- Consulting fees$1,3527%
- Debt forgiveness$500%
Companies that paid Dr. Kessler the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Eric Jonathan Kessler graduated from Albert Einstein College of Medicine of Yeshiva University
Dr. Kessler graduated from Albert Einstein College of Medicine of Yeshiva University in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Eric Jonathan Kessler's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Eric Jonathan Kessler
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Eric Jonathan Kessler's NPI number?
Dr. Eric Jonathan Kessler's NPI number is 1922256601. It was assigned on September 5, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric Jonathan Kessler?
Dr. Eric Jonathan Kessler is a cardiac electrophysiologist in Barrington, Illinois. The primary specialty in the NPI Registry is Clinical Cardiac Electrophysiology Physician (taxonomy code 207RC0001X).
Where does Dr. Eric Jonathan Kessler practice?
Dr. Kessler practices at 400 W Northwest Hwy, Barrington, IL 60010. Dr. Kessler's primary practice is Advocate Medical Group in Barrington, Illinois. Dmand AI also links Dr. Kessler to 4 hospitals, 3 group practices and clinics and 2 medical groups.
What is Dr. Eric Jonathan Kessler's office phone number?
The practice phone on file for Dr. Kessler is (847) 390-5900.
What is Dr. Eric Jonathan Kessler's medical license number?
Dr. Kessler holds Wisconsin license 75750, one of the licenses on file in 2 states.
Which states has Dr. Eric Jonathan Kessler been licensed in?
Dmand AI has state licenses on file for Dr. Kessler in Wisconsin and Illinois.
Which hospitals is Dr. Eric Jonathan Kessler affiliated with?
Dr. Kessler is affiliated with Advocate Good Shepherd Hospital. Dmand AI links Dr. Kessler to 4 more hospitals.
What medical group is Dr. Eric Jonathan Kessler part of?
Dr. Kessler is linked to Dreyer Medical Clinic (Advocate Medical Group). Dmand AI links Dr. Kessler to 2 more medical groups.
Does Dr. Eric Jonathan Kessler accept Medicare?
Yes. CMS data shows Dr. Kessler billed Medicare for 4,116 services in 2024, and Dr. Kessler accepts Medicare assignment.
How many Medicare patients does Dr. Eric Jonathan Kessler see?
CMS counts 926 Medicare patients who saw Dr. Kessler in 2024, with an average age of 78.
Show 5 more questionsShow fewer questions
What services does Dr. Eric Jonathan Kessler bill to Medicare?
In 2024, Dr. Kessler's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93294) and heart test or procedure (93000).
Where did Dr. Eric Jonathan Kessler go to medical school?
Dr. Kessler graduated from Albert Einstein College of Medicine of Yeshiva University in 1999.
What drugs does Dr. Eric Jonathan Kessler prescribe most?
In 2024 Medicare Part D data, Dr. Kessler's most prescribed drugs by claims were Eliquis, Metoprolol Succinate and Amiodarone HCl.
Has Dr. Eric Jonathan Kessler received payments from drug or device companies?
CMS Open Payments shows $19,759 in general payments to Dr. Kessler from 23 companies from 2016 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Eric Jonathan Kessler been practicing?
Dr. Kessler graduated from medical school in 1999, 27 years ago.
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