Dr. Robert D. Elgar, DO
- Medicare services, 2024
- 5,096
- Medicare patients, 2024
- 1,594
- Part D claims, 2024
- 5,380
- Hospital affiliations
- 1
- Industry payments
- $1,783
- Practice address
- 333 Madison St, Joliet, IL 60435
- Practice phone
- Call (815) 725-7133
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St Joseph Medical Center - Joliet
Joliet, Illinois
Find Dr. Elgar's professional email, personal email and mobile number
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Dr. Robert D. Elgar is a cardiologist in Joliet, Illinois
Dr. Elgar practices at St Joseph Medical Center - Joliet in Joliet, Illinois.
Dr. Elgar's NPI, 1225087547, was assigned on May 6, 2006. Dr. Elgar graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1983. Dr. Elgar holds Illinois license 036072620.
- NPI
- 1225087547NPI Registry (opens in a new tab)
- NPI enumeration date
- May 6, 2006
- NPI status
- Active
- Practice phone
- (815) 725-7133
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Robert D. Elgar practices at St Joseph Medical Center - Joliet in Joliet, Illinois
Dr. Elgar's primary practice is St Joseph Medical Center - Joliet, at 333 Madison St, Joliet, IL 60435 in Will County. The practice phone is (815) 725-7133.
- St Joseph Medical Center - Joliet333 Madison St, Joliet, IL 60435 · Will CountyPhone(815) 725-7133
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert D. Elgar is affiliated with 3 sites of care and 2 medical groups
Dr. Elgar's primary practice is St Joseph Medical Center - Joliet in Joliet, Illinois. Dr. Elgar is also affiliated with Morris Hospital & Healthcare Centers. The medical group on file is DuPage Medical Group. Dmand AI also links Dr. Elgar to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Robert D. Elgar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Elgar practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St Joseph Medical Center - Joliet | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert D. Elgar is one of 908 cardiologists in Illinois
Cardiovascular disease is Dr. Elgar's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Elgar is licensed in Illinois.
Specialties and state licenses
- Cardiovascular disease, IllinoisPrimary
Cardiologists near Dr. Elgar
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. Robert D. Elgar billed Medicare for 5,096 services in 2024
CMS data shows 5,096 Medicare services from Dr. Elgar across 30 procedure codes in 2024, for 1,594 Medicare patients. Medicare paid $334,894 for them.
Dr. Elgar's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2,1602024: 2,0555%
- Tests and treatments
- 2023: 1,2612024: 1,63830%
- Drugs given in the office
- 2023: 5702024: 40030%
- Lab and pathology
- 2023: 4072024: 3787%
- Other services
- 2023: 4342024: 32326%
- Imaging
- 2023: 2352024: 20712%
- Surgery
- 2023: 952024: 95No change
Where Dr. Elgar's Medicare services took place, 2024
- In an office3,02359%
- In a facility2,07341%
Dr. Elgar compared with the Illinois median for cardiologists, 2024
- Dr. Elgar
- Illinois median
- Medicare services
- 5,096vs 1,9362.6 times
- Medicare patients
- 1,594vs 1,02356% above
- Part D claims
- 5,153vs 1,5023.4 times
Medians across 906 cardiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Elgar'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. Robert D. Elgar treated 1,594 Medicare patients in 2024, average age 77
CMS counts 1,594 Medicare patients who saw Dr. Elgar in 2024. The largest group is 75 to 84, with 621 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.83, 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. Elgar's median patient age at 76, with 40% women.
Dr. Elgar's Medicare patients by age, 2024
Dr. Elgar's Medicare patients by sex, 2024
- Women80951%
- Men78549%
Chronic conditions among Dr. Elgar's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease62%
- Arthritis58%
- Atrial fibrillation45%
- Diabetes45%
- Heart failure45%
- Chronic kidney disease42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Elgar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women40%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert D. Elgar wrote 5,380 Medicare Part D claims in 2024
In 2024, Dr. Elgar wrote 5,380 Medicare Part D claims for 702 patients. 88% of them were for generic drugs. CMS names the drug for 5,153 of them, across 52 drugs with 11 or more claims each, at $708,053 in total drug cost. In 2023, CMS named 4,053 claims across 47 drugs.
Dr. Elgar's Part D claims by kind of drug, 2024
- Generic4,709 claims88%
- Brand-name671 claims12%
Dr. Elgar'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: 4,0532024: 5,15327%
Drugs named by CMS: 52 in 2024, 47 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
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Dr. Robert D. Elgar received $1,783 in industry payments from 2016 to 2025
CMS Open Payments shows 50 general payments to Dr. Elgar from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 96% of the total. Medtronic Vascular, Inc. paid the most, $531.
General payments to Dr. Elgar by program year, 2016 to 2025
General payments to Dr. Elgar by kind, 2016 to 2025
- Food and beverage$1,70996%
- Education speaker fees$744%
Companies that paid Dr. Elgar 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. Robert D. Elgar graduated from Des Moines University of Osteopathic Medicine and Health Sciences
Dr. Elgar graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert D. Elgar'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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. Robert D. Elgar
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. Robert D. Elgar's NPI number?
Dr. Robert D. Elgar's NPI number is 1225087547. It was assigned on May 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert D. Elgar?
Dr. Robert D. Elgar is a cardiologist in Joliet, Illinois. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Robert D. Elgar practice?
Dr. Elgar practices at 333 Madison St, Joliet, IL 60435. Dr. Elgar's primary practice is St Joseph Medical Center - Joliet in Joliet, Illinois. Dmand AI also links Dr. Elgar to 1 group practice or clinic and 1 medical group.
What is Dr. Robert D. Elgar's office phone number?
The practice phone on file for Dr. Elgar is (815) 725-7133.
What is Dr. Robert D. Elgar's medical license number?
Dr. Elgar holds Illinois license 036072620.
Which hospitals is Dr. Robert D. Elgar affiliated with?
Dr. Elgar is affiliated with Morris Hospital & Healthcare Centers.
What medical group is Dr. Robert D. Elgar part of?
Dr. Elgar is linked to DuPage Medical Group. Dmand AI links Dr. Elgar to 1 more medical group.
Does Dr. Robert D. Elgar accept Medicare?
Yes. CMS data shows Dr. Elgar billed Medicare for 5,096 services in 2024.
How many Medicare patients does Dr. Robert D. Elgar see?
CMS counts 1,594 Medicare patients who saw Dr. Elgar in 2024, with an average age of 77.
What services does Dr. Robert D. Elgar bill to Medicare?
In 2024, Dr. Elgar's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99233) and heart test or procedure (93010).
Show 4 more questionsShow fewer questions
Where did Dr. Robert D. Elgar go to medical school?
Dr. Elgar graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1983.
What drugs does Dr. Robert D. Elgar prescribe most?
In 2024 Medicare Part D data, Dr. Elgar's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Losartan Potassium.
Has Dr. Robert D. Elgar received payments from drug or device companies?
CMS Open Payments shows $1,783 in general payments to Dr. Elgar from 20 companies from 2016 to 2025. The largest total came from Medtronic Vascular, Inc.
How long has Dr. Robert D. Elgar been practicing?
Dr. Elgar graduated from medical school in 1983, 43 years ago.
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