J Thorac Cardiovasc Surg
Dr. Gregory A. Bernath, MD
- Medicare services, 2024
- 1,116
- Medicare patients, 2024
- 576
- Part D claims, 2024
- 5,438
- Publications
- 11
- Hospital affiliations
- 3
- Practice address
- 602 Michigan Ave, Holland, MI 49423
- Practice phone
- Call (616) 392-5141
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Bernath'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. Gregory A. Bernath is a cardiologist in Holland, Michigan
Dr. Bernath practices at Holland Hospital in Holland, Michigan, part of Holland Hospital.
Dr. Bernath's NPI, 1497749873, was assigned on August 31, 2005. Dr. Bernath graduated from University Of Michigan Medical School in 1980. Dr. Bernath holds Michigan license 4301052125.
- NPI
- 1497749873NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143291138
- NPI enumeration date
- August 31, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (616) 392-5141
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory A. Bernath practices at Holland Hospital in Holland, Michigan
Dr. Bernath's primary practice is Holland Hospital, at 602 Michigan Ave, Holland, MI 49423 in Ottawa County. The practice phone is (616) 392-5141.
- Holland Hospital602 Michigan Ave, Holland, MI 49423 · Ottawa CountyPhone(616) 392-5141
Source: Dmand AI Affiliation Data
Dr. Gregory A. Bernath is affiliated with 4 sites of care and 2 medical groups
Dr. Bernath's primary practice is Holland Hospital in Holland, Michigan, part of Holland Hospital. Dr. Bernath is also affiliated with Lee Memorial Hospital. The medical group on file is Corewell Health Medical Group West. Dmand AI also links Dr. Bernath to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory A. Bernath's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bernath practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Holland Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Holland Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gregory A. Bernath is one of 768 cardiologists in Michigan
Cardiovascular disease is Dr. Bernath's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Bernath is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Bernath's licenses on file in 3 states: Michigan, Florida and Wisconsin.
Specialties and state licenses
- Cardiovascular disease, MichiganPrimary
- Florida license
- Wisconsin license
Clinical focus
Dmand AI lists angioplasty, cardiac catheterization, pacemaker or defibrillator implantation and pacemaker replacement among the conditions Dr. Bernath treats.
Cardiologists near Dr. Bernath
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
Dr. Gregory A. Bernath billed Medicare for 1,116 services in 2024
CMS data shows 1,116 Medicare services from Dr. Bernath across 19 procedure codes in 2024, for 576 Medicare patients. Medicare paid $46,597 for them.
Dr. Bernath's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 9242024: 73321%
- Office and hospital visits
- 2023: 1932024: 1983%
- Other services
- 2023: 402024: 158295%
- Imaging
- 2023: 202024: 2735%
Where Dr. Bernath's Medicare services took place, 2024
- In an office75067%
- In a facility36633%
Dr. Bernath compared with the Michigan median for cardiologists, 2024
- Dr. Bernath
- Michigan median
- Medicare services
- 1,116vs 1,43522% below
- Medicare patients
- 576vs 64411% below
- Part D claims
- 5,213vs 1,5623.3 times
Medians across 749 cardiologists in Michigan with Dmand AI profiles that report each measure.
Dr. Bernath'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. Bernath?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bernath and other cardiologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory A. Bernath treated 576 Medicare patients in 2024, average age 76
CMS counts 576 Medicare patients who saw Dr. Bernath in 2024. The largest group is 75 to 84, with 230 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.45, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Bernath's median patient age at 76, with 41% women.
Dr. Bernath's Medicare patients by age, 2024
Dr. Bernath's Medicare patients by sex, 2024
- Women28449%
- Men29251%
Chronic conditions among Dr. Bernath's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Ischemic heart disease45%
- Atrial fibrillation41%
- Heart failure35%
- Chronic kidney disease31%
- Diabetes30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bernath's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women41%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory A. Bernath wrote 5,438 Medicare Part D claims in 2024
In 2024, Dr. Bernath wrote 5,438 Medicare Part D claims for 996 patients. 82% of them were for generic drugs. CMS names the drug for 5,213 of them, across 46 drugs with 11 or more claims each, at $1,174,906 in total drug cost. In 2023, CMS named 5,113 claims across 37 drugs.
Dr. Bernath's Part D claims by kind of drug, 2024
- Generic4,460 claims82%
- Brand-name978 claims18%
Dr. Bernath'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. Bernath's Part D claims, 2024
- Antibiotics1%31 of 5,438 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: 5,1132024: 5,2132%
Drugs named by CMS: 46 in 2024, 37 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. Gregory A. Bernath offers telehealth to Medicare patients
Dr. Bernath accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Bernath as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Gregory A. Bernath has 11 publications on record
Dmand AI links 11 papers to Dr. Bernath in 2012. 2012 was the busiest year, with 2. The most frequent topics are Cardiac Tamponade, Dogs and Blood Pressure. Dr. Bernath has published most often in Circ Res. Dr. Bernath's most frequent co-authors are Robert Louis Hooker, MD, Lawrence H. Patzelt, MD and Thomas Michael Shimshak, MD.
Topics Dr. Bernath writes about most
- Cardiac Tamponade
- Dogs
- Blood Pressure
- Hemodynamics
- Coronary Circulation
- Diastole
- Heart Ventricles
- Pericardium
Dr. Bernath's most frequent co-authors
- Robert Louis Hooker, MD1 shared paper
- Lawrence H. Patzelt, MD1 shared paper
- Thomas Michael Shimshak, MD1 shared paper
Recent publications by Dr. Bernath
See who Dr. Bernath researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Bernath works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gregory A. Bernath received $8,002 in industry payments from 2016 to 2025
CMS Open Payments shows 133 general payments to Dr. Bernath from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 77% of the total. Medtronic Vascular, Inc. paid the most, $4,296.
General payments to Dr. Bernath by program year, 2016 to 2025
General payments to Dr. Bernath by kind, 2016 to 2025
- Food and beverage$6,16377%
- Travel and lodging$1,83723%
- Education$20%
Companies that paid Dr. Bernath 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. Gregory A. Bernath has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Bernath, most recently CMS Stage 1 EHR in 2012.
Awards and honors for Dr. Bernath
- 2012
- CMS Stage 1 EHR
- Undated
- ACC Fellow
Source: Dmand AI Professional Profile Data
Dr. Gregory A. Bernath graduated from University Of Michigan Medical School
Dr. Bernath graduated from University Of Michigan Medical School in 1980. Dr. Bernath is a member of ACC.
- Medical school
- Board certified in cardiovascular disease
Source: Dmand AI Professional Profile Data
Dr. Gregory A. Bernath accepts plans from 8 insurance carriers
Dr. Bernath is in network with 8 carriers, including Aetna, Health Alliance Plan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Health Alliance Plan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- McLaren Health Plan
Plan types Dr. Bernath accepts, by number of carriers
- Medicare7
- PPO5
- HMO4
- POS3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Gregory A. Bernath'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Gregory A. Bernath
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. Gregory A. Bernath's NPI number?
Dr. Gregory A. Bernath's NPI number is 1497749873. It was assigned on August 31, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory A. Bernath?
Dr. Gregory A. Bernath is a cardiologist in Holland, Michigan. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Gregory A. Bernath practice?
Dr. Bernath practices at 602 Michigan Ave, Holland, MI 49423. Dr. Bernath's primary practice is Holland Hospital in Holland, Michigan, part of Holland Hospital. Dmand AI also links Dr. Bernath to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Gregory A. Bernath's office phone number?
The practice phone on file for Dr. Bernath is (616) 392-5141.
What is Dr. Gregory A. Bernath's medical license number?
Dr. Bernath holds Michigan license 4301052125, one of the licenses on file in 3 states.
Which states has Dr. Gregory A. Bernath been licensed in?
Dmand AI has state licenses on file for Dr. Bernath in Michigan (1987 to 2027), Florida (2024 to 2026) and Wisconsin (1981 to 2025).
Which hospitals is Dr. Gregory A. Bernath affiliated with?
Dr. Bernath practices at Holland Hospital in Holland, Michigan. Dr. Bernath is also affiliated with Lee Memorial Hospital. Dmand AI links Dr. Bernath to 1 more hospital.
What medical group is Dr. Gregory A. Bernath part of?
Dr. Bernath is linked to Corewell Health Medical Group West. Dmand AI links Dr. Bernath to 1 more medical group.
Does Dr. Gregory A. Bernath accept Medicare?
Yes. CMS data shows Dr. Bernath billed Medicare for 1,116 services in 2024, and Dr. Bernath accepts Medicare assignment.
Does Dr. Gregory A. Bernath offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Bernath as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Gregory A. Bernath see?
CMS counts 576 Medicare patients who saw Dr. Bernath in 2024, with an average age of 76.
Is Dr. Gregory A. Bernath board certified?
Yes. Dr. Bernath is board certified in cardiovascular disease by the American Board of Internal Medicine.
What services does Dr. Gregory A. Bernath bill to Medicare?
In 2024, Dr. Bernath's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and heart test or procedure (93294).
Where did Dr. Gregory A. Bernath go to medical school?
Dr. Bernath graduated from University Of Michigan Medical School in 1980.
What drugs does Dr. Gregory A. Bernath prescribe most?
In 2024 Medicare Part D data, Dr. Bernath's most prescribed drugs by claims were Eliquis, Metoprolol Succinate and Atorvastatin Calcium.
Has Dr. Gregory A. Bernath received payments from drug or device companies?
CMS Open Payments shows $8,002 in general payments to Dr. Bernath from 17 companies from 2016 to 2025. The largest total came from Medtronic Vascular, Inc.
How long has Dr. Gregory A. Bernath been practicing?
Dr. Bernath graduated from medical school in 1980, 46 years ago.
Does Dr. Gregory A. Bernath do research?
Dmand AI links 11 publications to Dr. Bernath.
Who does Dr. Gregory A. Bernath publish with?
Dr. Bernath's most frequent co-authors are Robert Louis Hooker, MD (1 shared paper), Lawrence H. Patzelt, MD (1 shared paper) and Thomas Michael Shimshak, MD (1 shared paper).
What insurance does Dr. Gregory A. Bernath accept?
Dr. Bernath is in network with 8 carriers, including Aetna, Health Alliance Plan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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