Dr. Mark Allen Gdowski, MD
- Medicare services, 2024
- 2,268
- Medicare patients, 2024
- 800
- Part D claims, 2024
- 5,516
- Hospital affiliations
- 3
- Industry payments
- $55,365
- Practice address
- 232 S Woods Mill Rd, Chesterfield, MO 63017
- Practice phone
- Call (314) 434-1500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gdowski's professional email, personal email and mobile number
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Dr. Mark Allen Gdowski is an interventional cardiologist in Chesterfield, Missouri
Dr. Gdowski practices at St. Luke's Hospital in Chesterfield, Missouri, part of St. Luke's Episcopal-Presbyterian Hospital.
Dr. Gdowski's NPI, 1831453505, was assigned on June 27, 2012. Dr. Gdowski graduated from University of Kansas School of Med (KC/Wich/Sal) in 2012. Dr. Gdowski holds Missouri license 2014024076.
- NPI
- 1831453505NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628206612
- NPI enumeration date
- June 27, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 434-1500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Allen Gdowski practices at St. Luke's Hospital in Chesterfield, Missouri
Dr. Gdowski's primary practice is St. Luke's Hospital, at 232 S Woods Mill Rd, Chesterfield, MO 63017 in St. Louis County. The practice phone is (314) 434-1500.
- St. Luke's Hospital232 S Woods Mill Rd, Chesterfield, MO 63017 · St. Louis CountyPhone(314) 434-1500
Source: Dmand AI Affiliation Data
Dr. Mark Allen Gdowski is affiliated with 6 sites of care and 3 medical groups
Dr. Gdowski's primary practice is St. Luke's Hospital in Chesterfield, Missouri, part of St. Luke's Episcopal-Presbyterian Hospital. Dr. Gdowski is also affiliated with Memorial Hospital in Belleville. The medical group on file is St. Luke's Cardiology - Heart Health Specialists. Dmand AI also links Dr. Gdowski to 1 more hospital, 2 group practices and clinics, 2 medical groups and 1 breast imaging center, 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. Mark Allen Gdowski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gdowski practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Luke's Hospital | Available with a free account |
| +5 more sites and 2 medical groups | 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 St. Luke's Episcopal-Presbyterian Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark Allen Gdowski is one of 152 interventional cardiologists in Missouri
Interventional cardiology is Dr. Gdowski's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Gdowski is licensed in Missouri.
Specialties and state licenses
- Interventional cardiology, MissouriPrimary
Interventional cardiologists near Dr. Gdowski
Counts of interventional 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. Mark Allen Gdowski billed Medicare for 2,268 services in 2024
CMS data shows 2,268 Medicare services from Dr. Gdowski across 16 procedure codes in 2024, for 800 Medicare patients. Medicare paid $204,649 for them.
Dr. Gdowski's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,4602024: 1,3865%
- Tests and treatments
- 2023: 7682024: 86112%
- Surgery
- 2023: 172024: 2124%
Where Dr. Gdowski's Medicare services took place, 2024
- In an office1,04946%
- In a facility1,21954%
Dr. Gdowski compared with the Missouri median for interventional cardiologists, 2024
- Dr. Gdowski
- Missouri median
- Medicare services
- 2,268vs 1,81625% above
- Medicare patients
- 800vs 774Close to median
- Part D claims
- 5,250vs 3,35257% above
Medians across 160 interventional cardiologists in Missouri with Dmand AI profiles that report each measure.
Dr. Gdowski'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. Gdowski?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gdowski and other interventional cardiologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Allen Gdowski treated 800 Medicare patients in 2024, average age 77
CMS counts 800 Medicare patients who saw Dr. Gdowski in 2024. The largest group is 75 to 84, with 345 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gdowski's median patient age at 74, with 45% women.
Dr. Gdowski's Medicare patients by age, 2024
Dr. Gdowski's Medicare patients by sex, 2024
- Women35544%
- Men44556%
Chronic conditions among Dr. Gdowski's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease67%
- Arthritis53%
- Atrial fibrillation39%
- Heart failure37%
- Chronic kidney disease34%
- Diabetes33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gdowski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Allen Gdowski wrote 5,516 Medicare Part D claims in 2024
In 2024, Dr. Gdowski wrote 5,516 Medicare Part D claims for 690 patients. 80% of them were for generic drugs. CMS names the drug for 5,250 of them, across 52 drugs with 11 or more claims each, at $979,016 in total drug cost. In 2023, CMS named 3,456 claims across 42 drugs.
Dr. Gdowski's Part D claims by kind of drug, 2024
- Generic4,397 claims80%
- Brand-name1,119 claims20%
Dr. Gdowski'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. Gdowski's Part D claims, 2024
- Antibiotics0%22 of 5,516 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: 3,4562024: 5,25052%
Drugs named by CMS: 52 in 2024, 42 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. Mark Allen Gdowski ranks in the 88th percentile for coronary angioplasty and stenting in Medicare
Dr. Gdowski accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 60 procedures of coronary angioplasty and stenting by Dr. Gdowski, more than 88% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Gdowski ranks in Medicare procedure volume
- Coronary angioplasty and stenting
- 88th percentile60 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. Mark Allen Gdowski received $55,365 in industry payments from 2016 to 2025
CMS Open Payments shows 683 general payments to Dr. Gdowski from 47 drug and device companies from 2016 to 2025. Grants make up the largest share, 56% of the total. Medtronic Vascular, Inc. paid the most, $21,480.
General payments to Dr. Gdowski by program year, 2016 to 2025
General payments to Dr. Gdowski by kind, 2016 to 2025
- Grants$31,00056%
- Food and beverage$23,73543%
- Travel and lodging$6301%
Companies that paid Dr. Gdowski 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. Mark Allen Gdowski graduated from University of Kansas School of Med (KC/Wich/Sal)
Dr. Gdowski graduated from University of Kansas School of Med (KC/Wich/Sal) in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Allen Gdowski'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)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. Mark Allen Gdowski
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. Mark Allen Gdowski's NPI number?
Dr. Mark Allen Gdowski's NPI number is 1831453505. It was assigned on June 27, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Allen Gdowski?
Dr. Mark Allen Gdowski is an interventional cardiologist in Chesterfield, Missouri. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Dr. Mark Allen Gdowski practice?
Dr. Gdowski practices at 232 S Woods Mill Rd, Chesterfield, MO 63017. Dr. Gdowski's primary practice is St. Luke's Hospital in Chesterfield, Missouri, part of St. Luke's Episcopal-Presbyterian Hospital. Dmand AI also links Dr. Gdowski to 1 hospital, 2 group practices and clinics, 2 medical groups and 1 breast imaging center.
What is Dr. Mark Allen Gdowski's office phone number?
The practice phone on file for Dr. Gdowski is (314) 434-1500.
What is Dr. Mark Allen Gdowski's medical license number?
Dr. Gdowski holds Missouri license 2014024076.
Which hospitals is Dr. Mark Allen Gdowski affiliated with?
Dr. Gdowski practices at St. Luke's Hospital in Chesterfield, Missouri. Dr. Gdowski is also affiliated with Memorial Hospital in Belleville. Dmand AI links Dr. Gdowski to 1 more hospital.
What medical group is Dr. Mark Allen Gdowski part of?
Dr. Gdowski is linked to St. Luke's Cardiology - Heart Health Specialists. Dmand AI links Dr. Gdowski to 2 more medical groups.
Does Dr. Mark Allen Gdowski accept Medicare?
Yes. CMS data shows Dr. Gdowski billed Medicare for 2,268 services in 2024, and Dr. Gdowski accepts Medicare assignment.
How many Medicare patients does Dr. Mark Allen Gdowski see?
CMS counts 800 Medicare patients who saw Dr. Gdowski in 2024, with an average age of 77.
What services does Dr. Mark Allen Gdowski bill to Medicare?
In 2024, Dr. Gdowski's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and special service (99152).
Show 4 more questionsShow fewer questions
Where did Dr. Mark Allen Gdowski go to medical school?
Dr. Gdowski graduated from University of Kansas School of Med (KC/Wich/Sal) in 2012.
What drugs does Dr. Mark Allen Gdowski prescribe most?
In 2024 Medicare Part D data, Dr. Gdowski's most prescribed drugs by claims were Metoprolol Succinate, Eliquis and Atorvastatin Calcium.
Has Dr. Mark Allen Gdowski received payments from drug or device companies?
CMS Open Payments shows $55,365 in general payments to Dr. Gdowski from 47 companies from 2016 to 2025. The largest total came from Medtronic Vascular, Inc.
How long has Dr. Mark Allen Gdowski been practicing?
Dr. Gdowski graduated from medical school in 2012, 14 years ago.
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