Dr. Ratnesh Kumar, MBBS, MD
- Medicare services, 2024
- 415
- Medicare patients, 2024
- 236
- Part D claims, 2024
- 189
- Hospital affiliations
- 1
- Industry payments
- $154
- Practice address
- 1s210 Summit Ave, Oakbrook Terrace, IL 60181
- Practice phone
- Call (630) 282-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Summit Center for Health - Surgery Center
Surgery Center - Not Medicare-Certified · Oakbrook Terrace, Illinois
Find Dr. Kumar's professional email, personal email and mobile number
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Dr. Ratnesh Kumar is a pediatrician in Oakbrook Terrace, Illinois
Dr. Kumar practices at Summit Center for Health - Surgery Center in Oakbrook Terrace, Illinois.
Dr. Kumar's NPI, 1952544918, was assigned on April 7, 2009. Dr. Kumar holds Illinois license 036.140474.
- NPI
- 1952544918NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355606559
- NPI enumeration date
- April 7, 2009
- NPI status
- Active
- Practice phone
- (630) 282-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Ratnesh Kumar practices at Summit Center for Health - Surgery Center in Oakbrook Terrace, Illinois
Dr. Kumar's primary practice is Summit Center for Health - Surgery Center, at 1s210 Summit Ave, Oakbrook Terrace, IL 60181. The practice phone is (630) 282-6000.
- Summit Center for Health - Surgery Center1s210 Summit Ave, Oakbrook Terrace, IL 60181Phone(630) 282-6000
Source: Dmand AI Affiliation Data
Dr. Ratnesh Kumar is affiliated with 3 sites of care and 3 medical groups
Dr. Kumar's primary practice is Summit Center for Health - Surgery Center in Oakbrook Terrace, Illinois. Dr. Kumar is also affiliated with Northwestern Medicine Central DuPage Hospital. The medical group on file is Skyline Physicians. Dmand AI also links Dr. Kumar to 2 more medical groups and 1 group practice or clinic, 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. Ratnesh Kumar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kumar practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Summit Center for Health - Surgery Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ratnesh Kumar is one of 2,423 pediatricians in Illinois
Pediatrics is Dr. Kumar's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dmand AI has Dr. Kumar's licenses on file in 2 states: Illinois and Connecticut.
Specialties and state licenses
- Pediatrics, IllinoisPrimary
- Connecticut license
Pediatricians near Dr. Kumar
Counts of pediatricians 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. Ratnesh Kumar billed Medicare for 415 services in 2024
CMS data shows 415 Medicare services from Dr. Kumar across 9 procedure codes in 2024, for 236 Medicare patients. Medicare paid $21,004 for them. Every service was in an office.
Dr. Kumar's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1652024: 27064%
- Lab and pathology
- 2023: 642024: 11580%
- Tests and treatments
- 2023: 182024: 18No change
- Imaging
- 2023: 112024: 129%
Dr. Kumar compared with the Illinois median for pediatricians, 2024
- Dr. Kumar
- Illinois median
- Medicare services
- 415vs 1602.6 times
- Medicare patients
- 236vs 822.9 times
- Part D claims
- 100vs 224.5 times
Medians across 297 pediatricians in Illinois with Dmand AI profiles that report each measure.
Dr. Kumar'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. Ratnesh Kumar treated 236 Medicare patients in 2024, average age 71
CMS counts 236 Medicare patients who saw Dr. Kumar in 2024. The largest group is 65 to 74, with 97 patients. 74% of them have high cholesterol, and 70% have high blood pressure. 24% are also on Medicaid. Their average risk score is 1.28, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kumar's median patient age at 25, with 57% women.
Dr. Kumar's Medicare patients by age, 2024
Dr. Kumar's Medicare patients by sex, 2024
- Women14461%
- Men9239%
Chronic conditions among Dr. Kumar's Medicare patients, 2024
- High cholesterol74%
- High blood pressure70%
- Arthritis47%
- Diabetes30%
- Anxiety24%
- Chronic kidney disease24%
- Ischemic heart disease24%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kumar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 25
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ratnesh Kumar wrote 189 Medicare Part D claims in 2024
In 2024, Dr. Kumar wrote 189 Medicare Part D claims for 133 patients. 93% of them were for generic drugs. CMS names the drug for 100 of them, across 5 drugs with 11 or more claims each, at $840 in total drug cost. In 2023, CMS named 47 claims across 2 drugs.
Dr. Kumar's Part D claims by kind of drug, 2024
- Generic176 claims93%
- Brand-name13 claims7%
Dr. Kumar'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. Kumar's Part D claims, 2024
- Antibiotics62%118 of 189 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: 472024: 100113%
Drugs named by CMS: 5 in 2024, 2 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. Ratnesh Kumar received $154 in industry payments from 2023 to 2025
CMS Open Payments shows 7 general payments to Dr. Kumar from 6 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Hologic Inc paid the most, $48.
General payments to Dr. Kumar by program year, 2023 to 2025
Companies that paid Dr. Kumar the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ratnesh Kumar'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Ratnesh Kumar
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. Ratnesh Kumar's NPI number?
Dr. Ratnesh Kumar's NPI number is 1952544918. It was assigned on April 7, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Ratnesh Kumar?
Dr. Ratnesh Kumar is a pediatrician in Oakbrook Terrace, Illinois. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Ratnesh Kumar practice?
Dr. Kumar practices at 1s210 Summit Ave, Oakbrook Terrace, IL 60181. Dr. Kumar's primary practice is Summit Center for Health - Surgery Center in Oakbrook Terrace, Illinois. Dmand AI also links Dr. Kumar to 2 medical groups and 1 group practice or clinic.
What is Dr. Ratnesh Kumar's office phone number?
The practice phone on file for Dr. Kumar is (630) 282-6000.
What is Dr. Ratnesh Kumar's medical license number?
Dr. Kumar holds Illinois license 036.140474, one of the licenses on file in 2 states.
Which states has Dr. Ratnesh Kumar been licensed in?
Dmand AI has state licenses on file for Dr. Kumar in Illinois and Connecticut.
Which hospitals is Dr. Ratnesh Kumar affiliated with?
Dr. Kumar is affiliated with Northwestern Medicine Central DuPage Hospital.
What medical group is Dr. Ratnesh Kumar part of?
Dr. Kumar is linked to Skyline Physicians. Dmand AI links Dr. Kumar to 2 more medical groups.
Does Dr. Ratnesh Kumar accept Medicare?
Yes. CMS data shows Dr. Kumar billed Medicare for 415 services in 2024.
How many Medicare patients does Dr. Ratnesh Kumar see?
CMS counts 236 Medicare patients who saw Dr. Kumar in 2024, with an average age of 71.
Show 4 more questionsShow fewer questions
What services does Dr. Ratnesh Kumar bill to Medicare?
In 2024, Dr. Kumar's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99203) and lab and pathology test (87880).
What drugs does Dr. Ratnesh Kumar prescribe most?
In 2024 Medicare Part D data, Dr. Kumar's most prescribed drugs by claims were Amoxicillin-Clavulanate Potass, Amoxicillin and Albuterol Sulfate Hfa.
Has Dr. Ratnesh Kumar received payments from drug or device companies?
CMS Open Payments shows $154 in general payments to Dr. Kumar from 6 companies from 2023 to 2025. The largest total came from Hologic Inc.
How long has Dr. Ratnesh Kumar been practicing?
Dr. Kumar graduated from medical school in 2006, 20 years ago.
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