J Cardiovasc Med (Hagerstown)
Aortic ValveAortic Valve StenosisHeart Valve Prosthesis
Dr. Lowell H. Steen Jr., MD
NPI1174681605PAC ID1153351259
- Medicare services, 2024
- 2,011
- Medicare patients, 2024
- 957
- Part D claims, 2024
- 4,519
- Publications
- 13
- Hospital affiliations
- 4
- Practice address
- 2160 S 1st Avenue, Maywood, IL 60153
- Practice phone
- Call (708) 216-3299
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Loyola Medicine Pediatric Mobile Health Unit
Mobile Lab · Maywood, Illinois
Find Dr. Steen'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. Lowell H. Steen Jr. is a cardiologist in Maywood, Illinois
Dr. Steen practices at Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois.
Dr. Steen's NPI, 1174681605, was assigned on December 5, 2006. Dr. Steen graduated from Indiana University School of Medicine in 1990. Dr. Steen holds Illinois license 036086382.
NPI and contact details
- NPI
- 1174681605NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153351259
- NPI enumeration date
- December 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (708) 216-3299
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lowell H. Steen Jr. practices at Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois
Dr. Steen's primary practice is Loyola Medicine Pediatric Mobile Health Unit, at 2160 S 1st Avenue, Maywood, IL 60153. The practice phone is (708) 216-3299.
- Loyola Medicine Pediatric Mobile Health Unit2160 S 1st Avenue, Maywood, IL 60153Phone(708) 216-3299
Source: Dmand AI Affiliation Data
Dr. Lowell H. Steen Jr. is affiliated with 5 sites of care and 1 medical group
Dr. Steen's primary practice is Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois. Dr. Steen is also affiliated with Loyola University Medical Center. The medical group on file is Loyola University Medical Center. Dmand AI also links Dr. Steen to 3 more hospitals, each named with a free account. Dr. Steen's employer is on file too: a clinical lab.
Loyola Medicine Pediatric Mobile Health UnitPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lowell H. Steen Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Steen practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Loyola Medicine Pediatric Mobile Health Unit | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Lowell H. Steen Jr. is one of 908 cardiologists in Illinois
Cardiovascular disease is Dr. Steen's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Steen is licensed in Illinois.
Specialties and state licenses
- Cardiovascular disease, IllinoisPrimary
Cardiologists near Dr. Steen
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. Lowell H. Steen Jr. billed Medicare for 2,011 services in 2024
CMS data shows 2,011 Medicare services from Dr. Steen across 12 procedure codes in 2024, for 957 Medicare patients. Medicare paid $180,982 for them.
Medicare services, 20242,011
Medicare patients957
Paid by Medicare$180,982
Procedure codes12
Dr. Steen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,4902024: 1,5504%
- Tests and treatments
- 2023: 4522024: 4612%
Where Dr. Steen's Medicare services took place, 2024
- In an office36918%
- In a facility1,64282%
Dr. Steen compared with the Illinois median for cardiologists, 2024
- Dr. Steen
- Illinois median
- Medicare services
- 2,011vs 1,936Close to median
- Medicare patients
- 957vs 1,0236% below
- Part D claims
- 4,262vs 1,5022.8 times
Medians across 906 cardiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Steen'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. Steen?
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lowell H. Steen Jr. treated 957 Medicare patients in 2024, average age 76
CMS counts 957 Medicare patients who saw Dr. Steen in 2024. The largest group is 75 to 84, with 375 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.80, 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. Steen's median patient age at 73, with 47% women.
Medicare patients, 2024957
Average age76
Average risk score1.80
Also on Medicaid20%
Dr. Steen's Medicare patients by age, 2024
Dr. Steen's Medicare patients by sex, 2024
- Women42044%
- Men53756%
Chronic conditions among Dr. Steen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease74%
- Arthritis52%
- Heart failure42%
- Diabetes41%
- Atrial fibrillation35%
- Chronic kidney disease34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Steen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lowell H. Steen Jr. wrote 4,519 Medicare Part D claims in 2024
In 2024, Dr. Steen wrote 4,519 Medicare Part D claims for 705 patients. 82% of them were for generic drugs. CMS names the drug for 4,262 of them, across 46 drugs with 11 or more claims each, at $903,207 in total drug cost. In 2023, CMS named 3,297 claims across 37 drugs.
Part D claims, 20244,519
Drugs named by CMS46
Total drug cost$903,207
Part D patients705
Dr. Steen's Part D claims by kind of drug, 2024
- Generic3,713 claims82%
- Brand-name806 claims18%
Dr. Steen'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. Steen's Part D claims, 2024
- Antibiotics0%17 of 4,519 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: 3,2972024: 4,26229%
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. Lowell H. Steen Jr. ranks in the 81st percentile for coronary angioplasty and stenting in Medicare
Dr. Steen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 46 procedures of coronary angioplasty and stenting by Dr. Steen, more than 81% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Steen ranks in Medicare procedure volume
- Coronary angioplasty and stenting
- 81st percentile46 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. Lowell H. Steen Jr. has 13 publications on record
Dmand AI links 13 papers to Dr. Steen, published from 2015 to 2024. 2021 was the busiest year, with 4. The most frequent topics are Percutaneous Coronary Intervention, ST Elevation Myocardial Infarction and Coronary Angiography. Dr. Steen has published most often in Am J Cardiol. Dr. Steen's most frequent co-authors are Amir Darki, MD, Bruce E. Lewis, MD and Ferdinand S. Leya, MD.
Papers13
Years published2015 to 2024
Dr. Steen's papers by year, 2015 to 2024
Topics Dr. Steen writes about most
- Percutaneous Coronary Intervention
- ST Elevation Myocardial Infarction
- Coronary Angiography
- Aortic Valve Stenosis
- Cardiac Catheterization
- Coronary Vessels
- Hospital Mortality
- Myocardial Infarction
Dr. Steen's most frequent co-authors
Recent publications by Dr. Steen
Catheter Cardiovasc Interv
GoalsHeart-Assist DevicesHemodynamics
Assisted CirculationCoronary AngiographyCoronary Artery Bypass
Coronary AngiographyDisease ManagementEarly Medical Intervention
Patient TransferPercutaneous Coronary InterventionST Elevation Myocardial Infarction
See who Dr. Steen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Steen 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. Lowell H. Steen Jr. received $7,692 in industry payments from 2016 to 2025
CMS Open Payments shows 158 general payments to Dr. Steen from 29 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 88% of the total. Medtronic Vascular, Inc. paid the most, $2,247.
General payments to Dr. Steen by program year, 2016 to 2025
General payments to Dr. Steen by kind, 2016 to 2025
$7.7Kin total
- Food and beverage$6,75588%
- Travel and lodging$90212%
- Education$350%
Companies that paid Dr. Steen 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. Lowell H. Steen Jr. graduated from Indiana University School of Medicine
Dr. Steen graduated from Indiana University School of Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lowell H. Steen Jr.'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) |
| 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) |
| 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. Lowell H. Steen Jr.
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. Lowell H. Steen Jr.'s NPI number?
Dr. Lowell H. Steen Jr.'s NPI number is 1174681605. It was assigned on December 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lowell H. Steen Jr.?
Dr. Lowell H. Steen Jr. is a cardiologist in Maywood, Illinois. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Lowell H. Steen Jr. practice?
Dr. Steen practices at 2160 S 1st Avenue, Maywood, IL 60153. Dr. Steen's primary practice is Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois. Dmand AI also links Dr. Steen to 3 hospitals.
What is Dr. Lowell H. Steen Jr.'s office phone number?
The practice phone on file for Dr. Steen is (708) 216-3299.
What is Dr. Lowell H. Steen Jr.'s medical license number?
Dr. Steen holds Illinois license 036086382.
Which hospitals is Dr. Lowell H. Steen Jr. affiliated with?
Dr. Steen is affiliated with Loyola University Medical Center. Dmand AI links Dr. Steen to 3 more hospitals.
What medical group is Dr. Lowell H. Steen Jr. part of?
Dr. Steen is linked to Loyola University Medical Center.
Does Dr. Lowell H. Steen Jr. accept Medicare?
Yes. CMS data shows Dr. Steen billed Medicare for 2,011 services in 2024, and Dr. Steen accepts Medicare assignment.
How many Medicare patients does Dr. Lowell H. Steen Jr. see?
CMS counts 957 Medicare patients who saw Dr. Steen in 2024, with an average age of 76.
What services does Dr. Lowell H. Steen Jr. bill to Medicare?
In 2024, Dr. Steen's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and heart test or procedure (93010).
Show 6 more questionsShow fewer questions
Where did Dr. Lowell H. Steen Jr. go to medical school?
Dr. Steen graduated from Indiana University School of Medicine in 1990.
What drugs does Dr. Lowell H. Steen Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Steen's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Repatha Sureclick.
Has Dr. Lowell H. Steen Jr. received payments from drug or device companies?
CMS Open Payments shows $7,692 in general payments to Dr. Steen from 29 companies from 2016 to 2025. The largest total came from Medtronic Vascular, Inc.
How long has Dr. Lowell H. Steen Jr. been practicing?
Dr. Steen graduated from medical school in 1990, 36 years ago.
Does Dr. Lowell H. Steen Jr. do research?
Dmand AI links 13 publications to Dr. Steen, published from 2015 to 2024.
Who does Dr. Lowell H. Steen Jr. publish with?
Dr. Steen's most frequent co-authors are Amir Darki, MD (10 shared papers), Bruce E. Lewis, MD (9 shared papers) and Ferdinand S. Leya, MD (7 shared papers).
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