Dr. Michael P. Defrain, MD

  • Tampa, FL
  • Cardiothoracic surgeon
NPI1851369490PAC ID5395774467
Medicare services, 2024
511
Medicare patients, 2024
260
Part D claims, 2024
78
Publications
3
Clinical trials
3
Practice address
3100 E Fletcher Ave, Tampa, FL 33613
Practice phone
Call (813) 615-7200
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

AdventHealth Tampa

Hospital · Tampa, Florida

See all 18 affiliations

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Dr. Michael P. Defrain is a cardiothoracic surgeon in Tampa, Florida

Dr. Defrain practices at AdventHealth Tampa in Tampa, Florida, part of AdventHealth.

Dr. Defrain's NPI, 1851369490, was assigned on March 9, 2006. Dr. Defrain graduated from Wayne State University School Of Medicine in 1998. Dr. Defrain holds Florida license ME104727.

NPI and contact details
Medicare PAC ID
5395774467
NPI enumeration date
March 9, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(813) 615-7200
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
54
Medical school graduation
1998

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

Dr. Michael P. Defrain practices at AdventHealth Tampa in Tampa, Florida

Dr. Defrain's primary practice is AdventHealth Tampa, at 3100 E Fletcher Ave, Tampa, FL 33613 in Hillsborough County. The practice phone is (813) 615-7200.

  • AdventHealth Tampa
    3100 E Fletcher Ave, Tampa, FL 33613 · Hillsborough CountyPhone(813) 615-7200

Source: Dmand AI Affiliation Data

Dr. Michael P. Defrain is affiliated with 11 sites of care and 7 medical groups

Dr. Defrain's primary practice is AdventHealth Tampa in Tampa, Florida, part of AdventHealth. Dr. Defrain is also affiliated with Ascension Sacred Heart Pensacola. The medical group on file is AdventHealth Medical Group Cardiovascular Surgery at Tampa. Dmand AI also links Dr. Defrain to 4 more hospitals, 6 medical groups and 5 group practices and clinics, each named with a free account.

See all 18 affiliations for Dr. Defrain

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

Dmand AI tracks the EHR system at Dr. Michael P. Defrain's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Defrain practices, 11 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
AdventHealth TampaAvailable with a free account
+10 more sites and 6 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael P. Defrain is one of 418 cardiothoracic surgeons in Florida

Thoracic surgery (cardiothoracic vascular surgery) is Dr. Defrain's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. Defrain is board certified in thoracic and cardiac surgery by the American Board of Thoracic Surgery. Dmand AI has Dr. Defrain's licenses on file in 7 states: Florida, California, Texas, Michigan, Tennessee, Virginia and South Carolina.

Specialties and state licenses

  • Thoracic surgery (cardiothoracic vascular surgery), FloridaPrimaryLicense ME104727 · 2009 to 2027 · taxonomy 208G00000X
  • California licenseSince 2009
  • Texas license2015 to 2027
  • Michigan license1998 to 2016
  • Tennessee license2013 to 2016
  • Virginia license2009 to 2016
  • South Carolina license2005 to 2015

Clinical focus

Dmand AI lists heart bypass surgery, heart valve surgery and lung resection among the conditions Dr. Defrain treats.

Cardiothoracic surgeons near Dr. Defrain

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. Michael P. Defrain billed Medicare for 511 services in 2024

CMS data shows 511 Medicare services from Dr. Defrain across 14 procedure codes in 2024, for 260 Medicare patients. Medicare paid $120,549 for them.

Medicare services, 2024511
Medicare patients260
Paid by Medicare$120,549
Procedure codes14

Dr. Defrain's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2432024: 29823%
Surgery
2023: 1612024: 12324%
Tests and treatments
2023: 542024: 524%
Imaging
2023: 402024: 385%

Where Dr. Defrain's Medicare services took place, 2024

  • In an office20640%
  • In a facility30560%

Dr. Defrain compared with the Florida median for cardiothoracic surgeons, 2024

  • Dr. Defrain
  • Florida median
Medicare services
511vs 1593.2 times
Medicare patients
260vs 1102.4 times
Part D claims
14vs 2442% below

Medians across 347 cardiothoracic surgeons in Florida with Dmand AI profiles that report each measure.

Dr. Defrain'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 Dr. Defrain

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Defrain and other cardiothoracic surgeons in Florida.

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

Dr. Michael P. Defrain treated 260 Medicare patients in 2024, average age 77

CMS counts 260 Medicare patients who saw Dr. Defrain in 2024. The largest group is 75 to 84, with 133 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.86, 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. Defrain's median patient age at 75, with 41% women.

Medicare patients, 2024260
Average age77
Average risk score1.86
Also on Medicaid5%

Dr. Defrain's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Defrain's Medicare patients by sex, 2024

  • Women9235%
  • Men16865%

Chronic conditions among Dr. Defrain's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease75%
  4. Arthritis56%
  5. Atrial fibrillation52%
  6. Heart failure52%
  7. Diabetes40%
  8. Chronic kidney disease39%

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

Dr. Defrain'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

  • Women41%
  • Men58%

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

Dr. Michael P. Defrain wrote 78 Medicare Part D claims in 2024

In 2024, Dr. Defrain wrote 78 Medicare Part D claims for 37 patients. 96% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $31 in total drug cost. In 2023, CMS named 41 claims across 3 drugs.

Part D claims, 202478
Drugs named by CMS1
Total drug cost$31
Part D patients37

Dr. Defrain's Part D claims by kind of drug, 2024

  • Generic75 claims96%
  • Brand-name and other3 claims4%

Dr. Defrain'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 412024: 1466%

Drugs named by CMS: 1 in 2024, 3 in 2023.

See all prescribing by Dr. Defrain

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. Michael P. Defrain ranks in the 73rd percentile for coronary artery bypass graft (cabg) in Medicare

Dr. Defrain accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 23 procedures of coronary artery bypass graft (cabg) by Dr. Defrain, more than 73% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Defrain ranks in Medicare procedure volume

Coronary artery bypass graft (CABG)
73rd percentile23 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)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Michael P. Defrain has 3 publications on record

Dmand AI links 3 papers to Dr. Defrain, published from 2022 to 2023. Dr. Defrain's most frequent co-authors are David J. Bailey, MD, Tanvir Khalid Bajwa, MD and Atul K. Chawla, MD.

Papers3
Years published2022 to 2023

Dr. Defrain's most frequent co-authors

Recent publications by Dr. Defrain

See all 3 publications and co-authors

See who Dr. Defrain researches with

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

How network discovery works

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

Dr. Michael P. Defrain has worked on 3 clinical trials

Dmand AI links Dr. Defrain to 3 clinical trials. 1 is still active or recruiting. Conditions studied include Atrial Fibrillation, Ventricular Outflow Obstruction and Aortic Valve Stenosis. Open Payments lists research payments to Dr. Defrain that name 1 trial.

Conditions in Dr. Defrain's trials

  • Atrial Fibrillation
  • Ventricular Outflow Obstruction
  • Aortic Valve Stenosis
  • Arrhythmias, Cardiac

Investigators on the most trials with Dr. Defrain

Recent clinical trials with Dr. Defrain

Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Michael P. Defrain received $133,385 in industry payments from 2016 to 2025

CMS Open Payments shows 307 general payments to Dr. Defrain from 31 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 60% of the total. Lsi Solutions Inc paid the most, $103,494. It also lists 3 research payments totaling $1,185 in 2017, naming 1 clinical trial.

General payments to Dr. Defrain by program year, 2016 to 2025

General payments to Dr. Defrain by kind, 2016 to 2025

$133.4Kin total
  • Speaker and faculty fees$79,50060%
  • Travel and lodging$26,89020%
  • Food and beverage$18,29514%
  • Consulting fees$8,7007%

Companies that paid Dr. Defrain the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Defrain

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

Dr. Michael P. Defrain has 1 award and honors on record

Dmand AI lists 1 award for Dr. Defrain.

Awards and honors for Dr. Defrain

  1. Undated
    • ACS Fellow

Source: Dmand AI Professional Profile Data

Dr. Michael P. Defrain graduated from Wayne State University School Of Medicine

Dr. Defrain graduated from Wayne State University School Of Medicine in 1998. Dr. Defrain is a member of ACS.

  1. Medical schoolWayne State University School Of Medicine
  2. Board certified in thoracic and cardiac surgeryAmerican Board of Thoracic Surgery

Source: Dmand AI Professional Profile Data

Dr. Michael P. Defrain accepts plans from 16 insurance carriers

Dr. Defrain is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

Plan types Dr. Defrain accepts, by number of carriers

  1. PPO11
  2. HMO9
  3. Medicare9
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael P. Defrain'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)Doctors and Clinicians Utilization Data (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)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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 Dr. Michael P. Defrain

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. Michael P. Defrain's NPI number?

Dr. Michael P. Defrain's NPI number is 1851369490. It was assigned on March 9, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael P. Defrain?

Dr. Michael P. Defrain is a cardiothoracic surgeon in Tampa, Florida. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).

Where does Dr. Michael P. Defrain practice?

Dr. Defrain practices at 3100 E Fletcher Ave, Tampa, FL 33613. Dr. Defrain's primary practice is AdventHealth Tampa in Tampa, Florida, part of AdventHealth. Dmand AI also links Dr. Defrain to 4 hospitals, 6 medical groups and 5 group practices and clinics.

What is Dr. Michael P. Defrain's office phone number?

The practice phone on file for Dr. Defrain is (813) 615-7200.

What is Dr. Michael P. Defrain's medical license number?

Dr. Defrain holds Florida license ME104727, one of the licenses on file in 7 states.

Which states has Dr. Michael P. Defrain been licensed in?

Dmand AI has state licenses on file for Dr. Defrain in Florida (2009 to 2027), California (since 2009), Texas (2015 to 2027), Michigan (1998 to 2016), Tennessee (2013 to 2016), Virginia (2009 to 2016) and South Carolina (2005 to 2015).

Which hospitals is Dr. Michael P. Defrain affiliated with?

Dr. Defrain practices at AdventHealth Tampa in Tampa, Florida. Dr. Defrain is also affiliated with Ascension Sacred Heart Pensacola. Dmand AI links Dr. Defrain to 4 more hospitals.

What medical group is Dr. Michael P. Defrain part of?

Dr. Defrain is linked to AdventHealth Medical Group Cardiovascular Surgery at Tampa. Dmand AI links Dr. Defrain to 6 more medical groups.

Does Dr. Michael P. Defrain accept Medicare?

Yes. CMS data shows Dr. Defrain billed Medicare for 511 services in 2024, and Dr. Defrain accepts Medicare assignment.

How many Medicare patients does Dr. Michael P. Defrain see?

CMS counts 260 Medicare patients who saw Dr. Defrain in 2024, with an average age of 77.

Show 9 more questionsShow fewer questions

Is Dr. Michael P. Defrain board certified?

Yes. Dr. Defrain is board certified in thoracic and cardiac surgery by the American Board of Thoracic Surgery.

What services does Dr. Michael P. Defrain bill to Medicare?

In 2024, Dr. Defrain's most billed Medicare services were office visit, new patient (99205), heart test or procedure (93314) and office visit, established patient (99214).

Where did Dr. Michael P. Defrain go to medical school?

Dr. Defrain graduated from Wayne State University School Of Medicine in 1998.

What drugs does Dr. Michael P. Defrain prescribe most?

In 2024 Medicare Part D data, Dr. Defrain's most prescribed drugs by claims were Metoprolol Tartrate.

Has Dr. Michael P. Defrain received payments from drug or device companies?

CMS Open Payments shows $133,385 in general payments to Dr. Defrain from 31 companies from 2016 to 2025. The largest total came from Lsi Solutions Inc.

How long has Dr. Michael P. Defrain been practicing?

Dr. Defrain graduated from medical school in 1998, 28 years ago.

Does Dr. Michael P. Defrain do research?

Dmand AI links 3 publications to Dr. Defrain, published from 2022 to 2023. Dr. Defrain has worked on 3 clinical trials.

Who does Dr. Michael P. Defrain publish with?

Dr. Defrain's most frequent co-authors are David J. Bailey, MD (1 shared paper), Tanvir Khalid Bajwa, MD (1 shared paper) and Atul K. Chawla, MD (1 shared paper).

What insurance does Dr. Michael P. Defrain accept?

Dr. Defrain is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

Selling to thoracic surgery (cardiothoracic vascular surgery) practices?

See cardiothoracic surgeons in Florida by site of care and group

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