Dr. Sylvester Barnes IV, MD
- Medicare services, 2024
- 606
- Medicare patients, 2024
- 239
- Part D claims, 2024
- 399
- Hospital affiliations
- 2
- Industry payments
- $950
- 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. Barnes' professional email, personal email and mobile number
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Dr. Sylvester Barnes IV is a nephrologist in Maywood, Illinois
Dr. Barnes practices at Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois.
Dr. Barnes' NPI, 1487882791, was assigned on June 24, 2009. Dr. Barnes graduated from Indiana University School of Medicine in 2009. Dr. Barnes holds Illinois license 036140935.
- NPI
- 1487882791NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335451178
- NPI enumeration date
- June 24, 2009
- 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
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sylvester Barnes IV practices at Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois
Dr. Barnes' 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. Sylvester Barnes IV is affiliated with 4 sites of care and 2 medical groups
Dr. Barnes' primary practice is Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois. Dr. Barnes is also affiliated with Loyola University Medical Center. The medical group on file is Loyola University Medical Center. Dmand AI also links Dr. Barnes to 1 more hospital, 1 dialysis center and 1 medical group, each named with a free account. Dr. Barnes' employer is on file too: a clinical lab.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sylvester Barnes IV's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barnes practices, 4 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 |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sylvester Barnes IV is one of 534 nephrologists in Illinois
Nephrology is Dr. Barnes' primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Barnes is licensed in Illinois.
Specialties and state licenses
- Nephrology, IllinoisPrimary
Nephrologists near Dr. Barnes
Counts of nephrologists 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. Sylvester Barnes IV billed Medicare for 606 services in 2024
CMS data shows 606 Medicare services from Dr. Barnes across 8 procedure codes in 2024, for 239 Medicare patients. Medicare paid $94,460 for them.
Dr. Barnes' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4982024: 36826%
- Tests and treatments
- 2023: 3092024: 23823%
- Imaging
- 2023: 132024: 0100%
Where Dr. Barnes' Medicare services took place, 2024
- In an office15225%
- In a facility45475%
Dr. Barnes compared with the Illinois median for nephrologists, 2024
- Dr. Barnes
- Illinois median
- Medicare services
- 606vs 1,28453% below
- Medicare patients
- 239vs 35733% below
- Part D claims
- 275vs 57852% below
Medians across 526 nephrologists in Illinois with Dmand AI profiles that report each measure.
Dr. Barnes' 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Barnes and other nephrologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sylvester Barnes IV treated 239 Medicare patients in 2024, average age 69
CMS counts 239 Medicare patients who saw Dr. Barnes in 2024. The largest group is 65 to 74, with 93 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 41% are also on Medicaid. Their average risk score is 6.49, 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. Barnes' median patient age at 73, with 44% women.
Dr. Barnes' Medicare patients by age, 2024
Dr. Barnes' Medicare patients by sex, 2024
- Women10845%
- Men13155%
Chronic conditions among Dr. Barnes' Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes68%
- Heart failure61%
- Ischemic heart disease57%
- Arthritis47%
- Atrial fibrillation41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Barnes' 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
- Women44%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sylvester Barnes IV wrote 399 Medicare Part D claims in 2024
In 2024, Dr. Barnes wrote 399 Medicare Part D claims for 90 patients. 73% of them were for generic drugs. CMS names the drug for 275 of them, across 9 drugs with 11 or more claims each, at $161,572 in total drug cost. In 2023, CMS named 187 claims across 8 drugs.
Dr. Barnes' Part D claims by kind of drug, 2024
- Generic292 claims73%
- Brand-name107 claims27%
Dr. Barnes' 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: 1872024: 27547%
Drugs named by CMS: 9 in 2024, 8 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. Sylvester Barnes IV takes part in Medicare
Dr. Barnes 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. Sylvester Barnes IV received $950 in industry payments from 2018 to 2024
CMS Open Payments shows 17 general payments to Dr. Barnes from 7 drug and device companies from 2018 to 2024. Travel and lodging make up the largest share, 53% of the total. Medtronic, Inc. paid the most, $630.
General payments to Dr. Barnes by program year, 2018 to 2024
General payments to Dr. Barnes by kind, 2018 to 2024
- Travel and lodging$50153%
- Food and beverage$44847%
- Education$10%
Companies that paid Dr. Barnes the most, 2018 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sylvester Barnes IV graduated from Indiana University School of Medicine
Dr. Barnes graduated from Indiana University School of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Sylvester Barnes IV'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) |
| 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. Sylvester Barnes IV
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. Sylvester Barnes IV's NPI number?
Dr. Sylvester Barnes IV's NPI number is 1487882791. It was assigned on June 24, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Sylvester Barnes IV?
Dr. Sylvester Barnes IV is a nephrologist in Maywood, Illinois. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Sylvester Barnes IV practice?
Dr. Barnes practices at 2160 S 1st Avenue, Maywood, IL 60153. Dr. Barnes' primary practice is Loyola Medicine Pediatric Mobile Health Unit in Maywood, Illinois. Dmand AI also links Dr. Barnes to 1 hospital, 1 dialysis center and 1 medical group.
What is Dr. Sylvester Barnes IV's office phone number?
The practice phone on file for Dr. Barnes is (708) 216-3299.
What is Dr. Sylvester Barnes IV's medical license number?
Dr. Barnes holds Illinois license 036140935.
Which hospitals is Dr. Sylvester Barnes IV affiliated with?
Dr. Barnes is affiliated with Loyola University Medical Center. Dmand AI links Dr. Barnes to 1 more hospital.
What medical group is Dr. Sylvester Barnes IV part of?
Dr. Barnes is linked to Loyola University Medical Center. Dmand AI links Dr. Barnes to 1 more medical group.
Does Dr. Sylvester Barnes IV accept Medicare?
Yes. CMS data shows Dr. Barnes billed Medicare for 606 services in 2024, and Dr. Barnes accepts Medicare assignment.
How many Medicare patients does Dr. Sylvester Barnes IV see?
CMS counts 239 Medicare patients who saw Dr. Barnes in 2024, with an average age of 69.
What services does Dr. Sylvester Barnes IV bill to Medicare?
In 2024, Dr. Barnes' most billed Medicare services were hospital inpatient care (99232), dialysis (90960) and office visit, established patient (99214).
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Where did Dr. Sylvester Barnes IV go to medical school?
Dr. Barnes graduated from Indiana University School of Medicine in 2009.
What drugs does Dr. Sylvester Barnes IV prescribe most?
In 2024 Medicare Part D data, Dr. Barnes' most prescribed drugs by claims were Torsemide, Farxiga and Carvedilol.
Has Dr. Sylvester Barnes IV received payments from drug or device companies?
CMS Open Payments shows $950 in general payments to Dr. Barnes from 7 companies from 2018 to 2024. The largest total came from Medtronic, Inc.
How long has Dr. Sylvester Barnes IV been practicing?
Dr. Barnes graduated from medical school in 2009, 17 years ago.
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