Bernard J. Gersh, MBCHB

  • Rochester, MN
  • Cardiologist
NPI1245219237PAC ID1951445675
Medicare services, 2024
113
Medicare patients, 2024
120
Part D claims, 2024
35
Publications
450
Clinical trials
2
Practice address
1216 Second Street Southwest, Rochester, MN 55902
Practice phone
Call (507) 255-5123
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mayo Clinic Hospital, Saint Marys Campus

Hospital · Rochester, Minnesota

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Bernard J. Gersh is a cardiologist in Rochester, Minnesota

Bernard Gersh practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic.

Bernard Gersh's NPI, 1245219237, was assigned on January 10, 2006. Bernard Gersh holds Minnesota license 24898.

NPI and contact details
Medicare PAC ID
1951445675
NPI enumeration date
January 10, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(507) 255-5123
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
87
Medical school graduation
1965

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Bernard J. Gersh practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota

Bernard Gersh's primary practice is Mayo Clinic Hospital, Saint Marys Campus, at 1216 Second Street Southwest, Rochester, MN 55902 in Olmsted County. The practice phone is (507) 255-5123.

Source: Dmand AI Affiliation Data

Bernard J. Gersh is affiliated with 2 sites of care and 1 medical group

Bernard Gersh's primary practice is Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic. The medical group on file is Mayo Clinic. Dmand AI also links Bernard Gersh to 1 more hospice, named with a free account.

See all 3 affiliations for Bernard Gersh

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Bernard J. Gersh's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Bernard Gersh practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mayo Clinic Hospital, Saint Marys CampusAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Bernard J. Gersh is one of 540 cardiologists in Minnesota

Cardiovascular disease is Bernard Gersh's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Bernard Gersh is licensed in Minnesota.

Specialties and state licenses

  • Cardiovascular disease, MinnesotaPrimaryLicense 24898 · taxonomy 207RC0000X

Cardiologists near Bernard Gersh

Counts of cardiologists 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

Bernard J. Gersh billed Medicare for 113 services in 2024

CMS data shows 113 Medicare services from Bernard Gersh across 4 procedure codes in 2024, all of them office visits, for 120 Medicare patients. Medicare paid $14,407 for them. Every service was in an office.

Medicare services, 2024113
Medicare patients120
Paid by Medicare$14,407
Procedure codes4

Bernard Gersh's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 992024: 11314%

Bernard Gersh compared with the Minnesota median for cardiologists, 2024

  • Bernard Gersh
  • Minnesota median
Medicare services
113vs 73385% below
Medicare patients
120vs 48075% below
Part D claims
17vs 46896% below

Medians across 521 cardiologists in Minnesota with Dmand AI profiles that report each measure.

Bernard Gersh'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.

See all procedures by Bernard Gersh

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Medicare shows one payer. Book a meeting to get commercial claims data for Bernard Gersh and other cardiologists in Minnesota.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Bernard J. Gersh treated 120 Medicare patients in 2024, average age 75

CMS counts 120 Medicare patients who saw Bernard Gersh in 2024. The largest group is 65 to 74, with 50 patients. 70% of them have high cholesterol, and 68% have high blood pressure. Their average risk score is 1.64, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Bernard Gersh's median patient age at 65, with 50% women.

Medicare patients, 2024120
Average age75
Average risk score1.64

Bernard Gersh's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Bernard Gersh's Medicare patients by sex, 2024

  • Women5143%
  • Men6957%

Chronic conditions among Bernard Gersh's Medicare patients, 2024

  1. High cholesterol70%
  2. High blood pressure68%
  3. Ischemic heart disease40%
  4. Heart failure39%
  5. Arthritis38%
  6. Atrial fibrillation36%
  7. Chronic kidney disease35%
  8. Cancer23%

Share of Medicare patients with each condition. A patient can have several.

Bernard Gersh's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women50%
  • Men50%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Bernard J. Gersh wrote 35 Medicare Part D claims in 2024

In 2024, Bernard Gersh wrote 35 Medicare Part D claims. 80% of them were for generic drugs. CMS names the drug for 17 of them, across 1 drug with 11 or more claims each, at $7,012 in total drug cost.

Part D claims, 202435
Drugs named by CMS1
Total drug cost$7,012

Bernard Gersh's Part D claims by kind of drug, 2024

  • Generic28 claims80%
  • Brand-name and other7 claims20%

Bernard Gersh's most prescribed drugs by claims, 2016

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

See all prescribing by Bernard Gersh

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

How Bernard J. Gersh takes part in Medicare

Bernard Gersh accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Bernard J. Gersh has 450 publications on record

Dmand AI links 450 papers to Bernard Gersh, published from 2009 to 2025. 2020 was the busiest year, with 35. The most frequent topics are Atrial Fibrillation, Stroke and Myocardial Infarction. Bernard Gersh has published most often in Eur Heart J. Bernard Gersh's most frequent co-authors are Peter Alexander Noseworthy, MD, Peter R. Kowey, MD and Konstantinos Siontis, MD.

Papers450
Years published2009 to 2025

Bernard Gersh's papers by year, 2016 to 2025

Topics Bernard Gersh writes about most

  • Atrial Fibrillation
  • Stroke
  • Myocardial Infarction
  • Percutaneous Coronary Intervention
  • Anticoagulants
  • Coronary Artery Disease
  • Cardiomyopathy, Hypertrophic
  • Heart Failure

Bernard Gersh's most frequent co-authors

Recent publications by Bernard Gersh

See all 450 publications and co-authors

See who Bernard Gersh researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Bernard Gersh works with, so you can find a warm path to the right cardiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Bernard J. Gersh has worked on 2 clinical trials

Dmand AI links Bernard Gersh to 2 clinical trials. 1 is still active or recruiting. Conditions studied include Aortic Stenosis, Subvalvular and Cardiomyopathy, Hypertrophic. Mayo Clinic sponsors the most, 2.

Conditions in Bernard Gersh's trials

  • Aortic Stenosis, Subvalvular
  • Cardiomyopathy, Hypertrophic

Investigators on the most trials with Bernard Gersh

Recent clinical trials with Bernard Gersh

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Bernard J. Gersh received $63,714 in industry payments from 2016 to 2025

CMS Open Payments shows 60 general payments to Bernard Gersh from 20 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 88% of the total. Kowa Research Institute, Inc. paid the most, $22,000. It also lists 4 research payments totaling $3,189 from 2016 to 2019.

General payments to Bernard Gersh by program year, 2016 to 2025

General payments to Bernard Gersh by kind, 2016 to 2025

$63.7Kin total
  • Consulting fees$55,77588%
  • Travel and lodging$3,6496%
  • Speaker and faculty fees$2,9005%
  • Food and beverage$1,3902%

Companies that paid Bernard Gersh the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Bernard Gersh

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Bernard J. Gersh's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Bernard J. Gersh

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Bernard J. Gersh's NPI number?

Bernard J. Gersh's NPI number is 1245219237. It was assigned on January 10, 2006, and it is active in the NPI Registry.

What does Bernard J. Gersh specialize in?

Bernard J. Gersh is a cardiologist in Rochester, Minnesota. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Bernard J. Gersh practice?

Bernard Gersh practices at 1216 Second Street Southwest, Rochester, MN 55902. Bernard Gersh's primary practice is Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic. Dmand AI also links Bernard Gersh to 1 hospice.

What is Bernard J. Gersh's office phone number?

The practice phone on file for Bernard Gersh is (507) 255-5123.

What is Bernard J. Gersh's medical license number?

Bernard Gersh holds Minnesota license 24898.

Which hospitals is Bernard J. Gersh affiliated with?

Bernard Gersh practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota.

What medical group is Bernard J. Gersh part of?

Bernard Gersh is linked to Mayo Clinic.

Does Bernard J. Gersh accept Medicare?

Yes. CMS data shows Bernard Gersh billed Medicare for 113 services in 2024, and Bernard Gersh accepts Medicare assignment.

How many Medicare patients does Bernard J. Gersh see?

CMS counts 120 Medicare patients who saw Bernard Gersh in 2024, with an average age of 75.

What services does Bernard J. Gersh bill to Medicare?

In 2024, Bernard Gersh's most billed Medicare services were office visit, established patient (99215), office visit, new patient (99204) and office visit, new patient (99203).

Show 5 more questionsShow fewer questions

What drugs does Bernard J. Gersh prescribe most?

In 2016 Medicare Part D data, Bernard Gersh's most prescribed drugs by claims were Eliquis.

Has Bernard J. Gersh received payments from drug or device companies?

CMS Open Payments shows $63,714 in general payments to Bernard Gersh from 20 companies from 2016 to 2025. The largest total came from Kowa Research Institute, Inc.

How long has Bernard J. Gersh been practicing?

Bernard Gersh graduated from medical school in 1965, 61 years ago.

Does Bernard J. Gersh do research?

Dmand AI links 450 publications to Bernard Gersh, published from 2009 to 2025. Bernard Gersh has worked on 2 clinical trials.

Who does Bernard J. Gersh publish with?

Bernard Gersh's most frequent co-authors are Peter Alexander Noseworthy, MD (53 shared papers), Peter R. Kowey, MD (52 shared papers) and Konstantinos Siontis, MD (31 shared papers).

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