Dr. Denis Kuzelj, MD
- Medicare services, 2024
- 412
- Medicare patients, 2024
- 403
- Part D claims, 2024
- 203
- MIPS score, 2024
- 100
- Hospital affiliations
- 5
- Practice address
- 4500 Memorial Drive, Belleville, IL 62226
- Practice phone
- Call (618) 233-7750
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kuzelj'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. Denis Kuzelj is an emergency medicine physician in Belleville, Illinois
Dr. Kuzelj practices at Memorial Hospital in Belleville in Belleville, Illinois, part of BJC Health.
Dr. Kuzelj's NPI, 1558658849, was assigned on July 7, 2011. Dr. Kuzelj graduated from Saint Louis University School of Medicine in 2011. Dr. Kuzelj holds Illinois license 036133605.
- NPI
- 1558658849NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214163971
- NPI enumeration date
- July 7, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (618) 233-7750
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Denis Kuzelj practices at Memorial Hospital in Belleville in Belleville, Illinois
Dr. Kuzelj's primary practice is Memorial Hospital in Belleville, at 4500 Memorial Drive, Belleville, IL 62226 in St. Clair County. The practice phone is (618) 233-7750.
- Memorial Hospital in Belleville4500 Memorial Drive, Belleville, IL 62226 · St. Clair CountyPhone(618) 233-7750
Source: Dmand AI Affiliation Data
Dr. Denis Kuzelj is affiliated with 5 sites of care and 8 medical groups
Dr. Kuzelj's primary practice is Memorial Hospital in Belleville in Belleville, Illinois, part of BJC Health. Dr. Kuzelj is also affiliated with OSF Saint Anthony's Health Center. The medical group on file is Emergency Services Midwest SC. Dmand AI also links Dr. Kuzelj to 3 more hospitals and 7 medical groups, 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. Denis Kuzelj's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kuzelj practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Memorial Hospital in Belleville | Available with a free account |
| +4 more sites and 7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Denis Kuzelj is one of 2,385 emergency medicine physicians in Illinois
Emergency medicine is Dr. Kuzelj's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Kuzelj is licensed in Illinois.
Specialties and state licenses
- Emergency medicine, IllinoisPrimary
Emergency medicine physicians near Dr. Kuzelj
Counts of emergency 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. Denis Kuzelj billed Medicare for 412 services in 2024
CMS data shows 412 Medicare services from Dr. Kuzelj across 3 procedure codes in 2024, for 403 Medicare patients. Medicare paid $54,401 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kuzelj's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3402024: 41221%
- Tests and treatments
- 2023: 822024: 0100%
Dr. Kuzelj compared with the Illinois median for emergency medicine physicians, 2024
- Dr. Kuzelj
- Illinois median
- Medicare services
- 412vs 27450% above
- Medicare patients
- 403vs 27348% above
- Part D claims
- 75vs 4567% above
Medians across 2,281 emergency medicine physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Kuzelj'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Denis Kuzelj treated 403 Medicare patients in 2024, average age 74
CMS counts 403 Medicare patients who saw Dr. Kuzelj in 2024. The largest group is 65 to 74, with 132 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 2.52, 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. Kuzelj's median patient age at 58, with 53% women.
Dr. Kuzelj's Medicare patients by age, 2024
Dr. Kuzelj's Medicare patients by sex, 2024
- Women21854%
- Men18546%
Chronic conditions among Dr. Kuzelj's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease52%
- Chronic kidney disease47%
- Heart failure46%
- Anxiety44%
- Mood disorders44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kuzelj's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Denis Kuzelj wrote 203 Medicare Part D claims in 2024
In 2024, Dr. Kuzelj wrote 203 Medicare Part D claims for 147 patients. 95% of them were for generic drugs. CMS names the drug for 75 of them, across 4 drugs with 11 or more claims each, at $406 in total drug cost. In 2023, CMS named 71 claims across 5 drugs.
Dr. Kuzelj's Part D claims by kind of drug, 2024
- Generic192 claims95%
- Brand-name11 claims5%
Dr. Kuzelj'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. Kuzelj's Part D claims, 2024
- Opioids16%33 of 203 claims
- Antibiotics33%68 of 203 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: 712024: 756%
Drugs named by CMS: 4 in 2024, 5 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. Denis Kuzelj scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Kuzelj for performance year 2024, reported as part of a group. Dr. Kuzelj accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Kuzelj's MIPS scores, performance year 2024
- 100of 100Final score
- 95of 100Quality
- 40of 100Improvement Activities
- 81of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Denis Kuzelj graduated from Saint Louis University School of Medicine
Dr. Kuzelj graduated from Saint Louis University School of Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Denis Kuzelj'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)Clinician Public Reporting: Overall MIPS Performance (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. Denis Kuzelj
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. Denis Kuzelj's NPI number?
Dr. Denis Kuzelj's NPI number is 1558658849. It was assigned on July 7, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Denis Kuzelj?
Dr. Denis Kuzelj is an emergency medicine physician in Belleville, Illinois. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Denis Kuzelj practice?
Dr. Kuzelj practices at 4500 Memorial Drive, Belleville, IL 62226. Dr. Kuzelj's primary practice is Memorial Hospital in Belleville in Belleville, Illinois, part of BJC Health. Dmand AI also links Dr. Kuzelj to 3 hospitals and 7 medical groups.
What is Dr. Denis Kuzelj's office phone number?
The practice phone on file for Dr. Kuzelj is (618) 233-7750.
What is Dr. Denis Kuzelj's medical license number?
Dr. Kuzelj holds Illinois license 036133605.
Which hospitals is Dr. Denis Kuzelj affiliated with?
Dr. Kuzelj practices at Memorial Hospital in Belleville in Belleville, Illinois. Dr. Kuzelj is also affiliated with OSF Saint Anthony's Health Center. Dmand AI links Dr. Kuzelj to 3 more hospitals.
What medical group is Dr. Denis Kuzelj part of?
Dr. Kuzelj is linked to Emergency Services Midwest SC. Dmand AI links Dr. Kuzelj to 7 more medical groups.
Does Dr. Denis Kuzelj accept Medicare?
Yes. CMS data shows Dr. Kuzelj billed Medicare for 412 services in 2024, and Dr. Kuzelj accepts Medicare assignment.
What is Dr. Denis Kuzelj's MIPS score?
Dr. Kuzelj's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. Denis Kuzelj see?
CMS counts 403 Medicare patients who saw Dr. Kuzelj in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Denis Kuzelj bill to Medicare?
In 2024, Dr. Kuzelj's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Where did Dr. Denis Kuzelj go to medical school?
Dr. Kuzelj graduated from Saint Louis University School of Medicine in 2011.
What drugs does Dr. Denis Kuzelj prescribe most?
In 2024 Medicare Part D data, Dr. Kuzelj's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Dexamethasone and Prednisone.
How long has Dr. Denis Kuzelj been practicing?
Dr. Kuzelj graduated from medical school in 2011, 15 years ago.
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