Dr. John J. Dunning, MD
- Medicare services, 2020
- 55
- Medicare patients, 2024
- 21
- Hospital affiliations
- 2
- Industry payments
- $2,936
- Medical groups
- 4
- Practice address
- 400 Health Park Blvd, Saint Augustine, FL 32086
- Practice phone
- Call (904) 819-5155
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dunning's professional email, personal email and mobile number
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Dr. John J. Dunning is a cardiothoracic surgeon in Saint Augustine, Florida
Dr. Dunning practices at UF Health Flagler Hospital in Saint Augustine, Florida, part of UF Health.
Dr. Dunning's NPI, 1720581937, was assigned on March 14, 2018. Dr. Dunning holds Florida license MFC1795.
- NPI
- 1720581937NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678837986
- NPI enumeration date
- March 14, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (904) 819-5155
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John J. Dunning practices at UF Health Flagler Hospital in Saint Augustine, Florida
Dr. Dunning's primary practice is UF Health Flagler Hospital, at 400 Health Park Blvd, Saint Augustine, FL 32086 in St. Johns County. The practice phone is (904) 819-5155.
- UF Health Flagler Hospital400 Health Park Blvd, Saint Augustine, FL 32086 · St. Johns CountyPhone(904) 819-5155
Source: Dmand AI Affiliation Data
Dr. John J. Dunning is affiliated with 3 sites of care and 4 medical groups
Dr. Dunning's primary practice is UF Health Flagler Hospital in Saint Augustine, Florida, part of UF Health. Dr. Dunning is also affiliated with UF Health Shands Hospital. The medical group on file is UF Health Physicians. Dmand AI also links Dr. Dunning to 3 more medical groups and 1 home health agency, 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. John J. Dunning's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dunning practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UF Health Flagler Hospital | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John J. Dunning is one of 418 cardiothoracic surgeons in Florida
Thoracic surgery (cardiothoracic vascular surgery) is Dr. Dunning's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. Dunning is licensed in Florida.
Specialties and state licenses
- Thoracic surgery (cardiothoracic vascular surgery), FloridaPrimary
Cardiothoracic surgeons near Dr. Dunning
Counts of cardiothoracic surgeons 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. John J. Dunning billed Medicare for 55 services in 2020
CMS data shows 55 Medicare services from Dr. Dunning across 3 procedure codes in 2020, for 21 Medicare patients. Medicare paid $16,925 for them.
Dr. Dunning's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 892020: 3857%
- Surgery
- 2019: 202020: 1715%
Where Dr. Dunning's Medicare services took place, 2020
- In an office2342%
- In a facility3258%
Dr. Dunning compared with the Florida median for cardiothoracic surgeons, 2020
- Dr. Dunning
- Florida median
- Medicare services
- 55vs 15965% below
- Medicare patients
- 21vs 11081% below
Medians across 347 cardiothoracic surgeons in Florida with Dmand AI profiles that report each measure.
Dr. Dunning's most billed Medicare procedure codes, 2020
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. Dunning?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dunning and other cardiothoracic surgeons in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John J. Dunning treated 21 Medicare patients in 2024, average age 64
CMS counts 21 Medicare patients who saw Dr. Dunning in 2024. The largest group is 85 and over, with 0 patients. 75% of them have high blood pressure, and 67% have anxiety. Their average risk score is 2.01, 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. Dunning's median patient age at 71, with 30% women.
Dr. Dunning's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Dunning's Medicare patients, 2024
- High blood pressure75%
- Anxiety67%
- High cholesterol67%
- COPD62%
- Diabetes52%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dunning's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women30%
- Men69%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John J. Dunning ranks in the 58th percentile for coronary artery bypass graft (cabg) in Medicare
Dr. Dunning accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 16 procedures of coronary artery bypass graft (cabg) by Dr. Dunning, more than 58% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Dunning ranks in Medicare procedure volume
- Coronary artery bypass graft (CABG)
- 58th percentile16 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John J. Dunning received $2,936 in industry payments from 2018 to 2025
CMS Open Payments shows 55 general payments to Dr. Dunning from 10 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $1,288. It also lists 10 research payments totaling $1,920 in 2019.
General payments to Dr. Dunning by program year, 2018 to 2025
Companies that paid Dr. Dunning the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John J. Dunning'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) |
| 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) |
| 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. John J. Dunning
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. John J. Dunning's NPI number?
Dr. John J. Dunning's NPI number is 1720581937. It was assigned on March 14, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. John J. Dunning?
Dr. John J. Dunning is a cardiothoracic surgeon in Saint Augustine, Florida. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).
Where does Dr. John J. Dunning practice?
Dr. Dunning practices at 400 Health Park Blvd, Saint Augustine, FL 32086. Dr. Dunning's primary practice is UF Health Flagler Hospital in Saint Augustine, Florida, part of UF Health. Dmand AI also links Dr. Dunning to 3 medical groups and 1 home health agency.
What is Dr. John J. Dunning's office phone number?
The practice phone on file for Dr. Dunning is (904) 819-5155.
What is Dr. John J. Dunning's medical license number?
Dr. Dunning holds Florida license MFC1795.
Which hospitals is Dr. John J. Dunning affiliated with?
Dr. Dunning practices at UF Health Flagler Hospital in Saint Augustine, Florida. Dr. Dunning is also affiliated with UF Health Shands Hospital.
What medical group is Dr. John J. Dunning part of?
Dr. Dunning is linked to UF Health Physicians. Dmand AI links Dr. Dunning to 3 more medical groups.
Does Dr. John J. Dunning accept Medicare?
Yes. CMS data shows Dr. Dunning billed Medicare for 55 services in 2020, and Dr. Dunning accepts Medicare assignment.
How many Medicare patients does Dr. John J. Dunning see?
CMS counts 21 Medicare patients who saw Dr. Dunning in 2024, with an average age of 64.
What services does Dr. John J. Dunning bill to Medicare?
In 2020, Dr. Dunning's most billed Medicare services were office visit, new patient (99204), surgery: heart and blood vessels (33361) and hospital inpatient care (99223).
Has Dr. John J. Dunning received payments from drug or device companies?
CMS Open Payments shows $2,936 in general payments to Dr. Dunning from 10 companies from 2018 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. John J. Dunning been practicing?
Dr. Dunning graduated from medical school in 1984, 42 years ago.
Selling to thoracic surgery (cardiothoracic vascular surgery) practices?
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