J Vasc Interv Radiol
Aortic Aneurysm, AbdominalAortic Aneurysm, ThoracicBlood Vessel Prosthesis
Dr. Mark D. Preuss, MD
NPI1952368110PAC ID3971510017
- Part D claims, 2024
- 9,206
- Publications
- 2
- Hospital affiliations
- 3
- Industry payments
- $2,434
- Medical group
- 1
- Practice address
- #9 Steelville Clinic, Steeleville, IL 62288
- Practice phone
- Call (618) 965-3466
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Quality Healthcare Clinics - Steeleville Clinic
Rural Health Clinic - Hospital-Owned · Steeleville, Illinois
Find Dr. Preuss' 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. Mark D. Preuss is a family medicine physician in Steeleville, Illinois
Dr. Preuss practices at Quality Healthcare Clinics - Steeleville Clinic in Steeleville, Illinois.
Dr. Preuss' NPI, 1952368110, was assigned on April 28, 2006. Dr. Preuss graduated from Indiana University School of Medicine in 1984. Dr. Preuss holds Illinois license 036080189.
NPI and contact details
- NPI
- 1952368110NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971510017
- NPI enumeration date
- April 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (618) 965-3466
- 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. Mark D. Preuss practices at 2 locations in Steeleville, Illinois
Dr. Preuss' primary practice is Quality Healthcare Clinics - Steeleville Clinic, at #9 Steelville Clinic, Steeleville, IL 62288. The practice phone is (618) 965-3466. Dr. Preuss also practices at Sparta Community Hospital D/B/A Quality Healthcare Clinics, 9 Westwood Dr, Steeleville, IL 62288.
- Quality Healthcare Clinics - Steeleville ClinicPrimary#9 Steelville Clinic, Steeleville, IL 62288Phone(618) 965-3466
- Sparta Community Hospital D/B/A Quality Healthcare Clinics9 Westwood Dr, Steeleville, IL 62288 · Randolph CountyPhone(618) 965-3466
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Mark D. Preuss is affiliated with 5 sites of care and 1 medical group
Dr. Preuss' primary practice is Quality Healthcare Clinics - Steeleville Clinic in Steeleville, Illinois. Dr. Preuss is also affiliated with Memorial Hospital in Belleville. The medical group on file is Sparta Community Hospital. Dmand AI also links Dr. Preuss to 2 more hospitals and 1 home health agency, each named with a free account. Dr. Preuss' employer is on file too: a rural health clinic (rhc).
Quality Healthcare Clinics - Steeleville ClinicPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark D. Preuss' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Preuss practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Quality Healthcare Clinics - Steeleville Clinic | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark D. Preuss is one of 5,105 family medicine physicians in Illinois
Family medicine is Dr. Preuss' primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Preuss is licensed in Illinois.
Specialties and state licenses
- Family medicine, IllinoisPrimary
Family medicine physicians near Dr. Preuss
Counts of family medicine physicians 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 D. Preuss' patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. Preuss' median patient age at 70, with 53% women.
Dr. Preuss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women53%
- Men47%
Source: Dmand AI Patient Panel Data
Dr. Mark D. Preuss wrote 9,206 Medicare Part D claims in 2024
In 2024, Dr. Preuss wrote 9,206 Medicare Part D claims for 371 patients. 87% of them were for generic drugs. CMS names the drug for 8,420 of them, across 155 drugs with 11 or more claims each, at $607,401 in total drug cost. In 2023, CMS named 9,352 claims across 174 drugs.
Part D claims, 20249,206
Drugs named by CMS155
Total drug cost$607,401
Part D patients371
Dr. Preuss' Part D claims by kind of drug, 2024
- Generic7,983 claims87%
- Brand-name1,142 claims12%
- Other81 claims1%
Dr. Preuss' 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. Preuss' Part D claims, 2024
- Opioids4%350 of 9,206 claims
- Antibiotics2%147 of 9,206 claims
- Antipsychotics, patients 65 and over1%62 of 9,206 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: 9,3522024: 8,42010%
Drugs named by CMS: 155 in 2024, 174 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
How Dr. Mark D. Preuss takes part in Medicare
Dr. Preuss accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mark D. Preuss has 2 publications on record
Dmand AI links 2 papers to Dr. Preuss in 2021. The most frequent topics are Endovascular Procedures and Stents.
Papers2
Topics Dr. Preuss writes about most
- Endovascular Procedures
- Stents
Recent publications by Dr. Preuss
Int J Med Robot
Endovascular ProceduresEquipment DesignPeripheral Arterial Disease
See who Dr. Preuss researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Preuss works with, so you can find a warm path to the right family medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mark D. Preuss received $2,434 in industry payments from 2016 to 2025
CMS Open Payments shows 172 general payments to Dr. Preuss from 24 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $815.
General payments to Dr. Preuss by program year, 2016 to 2025
General payments to Dr. Preuss by kind, 2016 to 2025
$2.4Kin total
- Food and beverage$2,424100%
- Education$100%
Companies that paid Dr. Preuss 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 D. Preuss graduated from Indiana University School of Medicine
Dr. Preuss graduated from Indiana University School of Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark D. Preuss'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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 D. Preuss
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 D. Preuss' NPI number?
Dr. Mark D. Preuss' NPI number is 1952368110. It was assigned on April 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark D. Preuss?
Dr. Mark D. Preuss is a family medicine physician in Steeleville, Illinois. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Mark D. Preuss practice?
Dr. Preuss practices at #9 Steelville Clinic, Steeleville, IL 62288. Dr. Preuss also practices at 9 Westwood Dr, Steeleville, IL 62288. Dr. Preuss' primary practice is Quality Healthcare Clinics - Steeleville Clinic in Steeleville, Illinois. Dmand AI also links Dr. Preuss to 2 hospitals and 1 home health agency.
What is Dr. Mark D. Preuss' office phone number?
The practice phone on file for Dr. Preuss is (618) 965-3466.
What is Dr. Mark D. Preuss' medical license number?
Dr. Preuss holds Illinois license 036080189.
Which hospitals is Dr. Mark D. Preuss affiliated with?
Dr. Preuss is affiliated with Memorial Hospital in Belleville. Dmand AI links Dr. Preuss to 2 more hospitals.
What medical group is Dr. Mark D. Preuss part of?
Dr. Preuss is linked to Sparta Community Hospital.
Does Dr. Mark D. Preuss accept Medicare?
Yes. CMS lists Dr. Preuss as accepting Medicare assignment.
Where did Dr. Mark D. Preuss go to medical school?
Dr. Preuss graduated from Indiana University School of Medicine in 1984.
What drugs does Dr. Mark D. Preuss prescribe most?
In 2024 Medicare Part D data, Dr. Preuss' most prescribed drugs by claims were Levothyroxine Sodium, Amlodipine Besylate and Atorvastatin Calcium.
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Has Dr. Mark D. Preuss received payments from drug or device companies?
CMS Open Payments shows $2,434 in general payments to Dr. Preuss from 24 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Mark D. Preuss been practicing?
Dr. Preuss graduated from medical school in 1984, 42 years ago.
Does Dr. Mark D. Preuss do research?
Dmand AI links 2 publications to Dr. Preuss.
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