Osezua Olear
- Medicare services, 2024
- 1,671
- Medicare patients, 2024
- 281
- Part D claims, 2024
- 573
- Hospital affiliations
- 4
- Industry payments
- $2,465
- Practice address
- 10508 S Roberts Rd, Palos Hills, IL 60465
- Practice phone
- Call (708) 918-3200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dialysis Care Center Evergreen Park
Palos Hills, Illinois
Find Osezua Olear'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.
Osezua Olear is a nephrologist in Palos Hills, Illinois
Osezua Olear practices at Dialysis Care Center Evergreen Park in Palos Hills, Illinois.
Osezua Olear's NPI, 1346650249, was assigned on April 30, 2014. Osezua Olear holds Illinois license 036149908.
- NPI
- 1346650249NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719211416
- NPI enumeration date
- April 30, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (708) 918-3200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Osezua Olear practices at Dialysis Care Center Evergreen Park in Palos Hills, Illinois
Osezua Olear's primary practice is Dialysis Care Center Evergreen Park, at 10508 S Roberts Rd, Palos Hills, IL 60465 in Cook County. The practice phone is (708) 918-3200.
- Dialysis Care Center Evergreen Park10508 S Roberts Rd, Palos Hills, IL 60465 · Cook CountyPhone(708) 918-3200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Osezua Olear is affiliated with 9 sites of care and 2 medical groups
Osezua Olear's primary practice is Dialysis Care Center Evergreen Park in Palos Hills, Illinois. Osezua Olear is also affiliated with Northwestern Medicine Central DuPage Hospital. The medical group on file is Kidney Care Center. Dmand AI also links Osezua Olear to 3 more hospitals, 2 dialysis centers, 2 group practices and clinics 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 Osezua Olear's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Osezua Olear practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dialysis Care Center Evergreen Park | Available with a free account |
| +8 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Osezua Olear is one of 534 nephrologists in Illinois
Nephrology is Osezua Olear's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Osezua Olear is licensed in Illinois.
Specialties and state licenses
- Nephrology, IllinoisPrimary
Nephrologists near Osezua Olear
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
Osezua Olear billed Medicare for 1,671 services in 2024
CMS data shows 1,671 Medicare services from Osezua Olear across 11 procedure codes in 2024, for 281 Medicare patients. Medicare paid $170,996 for them.
Osezua Olear's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,5702024: 1,41910%
- Tests and treatments
- 2023: 1882024: 14125%
- Other services
- 2023: 02024: 111
Where Osezua Olear's Medicare services took place, 2024
- In an office57735%
- In a facility1,09465%
Osezua Olear compared with the Illinois median for nephrologists, 2024
- Osezua Olear
- Illinois median
- Medicare services
- 1,671vs 1,28430% above
- Medicare patients
- 281vs 35721% below
- Part D claims
- 451vs 57822% below
Medians across 526 nephrologists in Illinois with Dmand AI profiles that report each measure.
Osezua Olear'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.
Need commercial claims for Osezua Olear?
Medicare shows one payer. Book a meeting to get commercial claims data for Osezua Olear and other nephrologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Osezua Olear treated 281 Medicare patients in 2024, average age 73
CMS counts 281 Medicare patients who saw Osezua Olear in 2024. The largest group is 75 to 84, with 95 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 41% are also on Medicaid. Their average risk score is 4.52, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Osezua Olear's median patient age at 75, with 57% women.
Osezua Olear's Medicare patients by age, 2024
Osezua Olear's Medicare patients by sex, 2024
- Women14451%
- Men13749%
Chronic conditions among Osezua Olear's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Heart failure74%
- Diabetes72%
- Ischemic heart disease69%
- Arthritis53%
- Atrial fibrillation50%
Share of Medicare patients with each condition. A patient can have several.
Osezua Olear's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Osezua Olear wrote 573 Medicare Part D claims in 2024
In 2024, Osezua Olear wrote 573 Medicare Part D claims for 127 patients. 85% of them were for generic drugs. CMS names the drug for 451 of them, across 20 drugs with 11 or more claims each, at $103,992 in total drug cost. In 2023, CMS named 398 claims across 17 drugs.
Osezua Olear's Part D claims by kind of drug, 2024
- Generic485 claims85%
- Brand-name88 claims15%
Osezua Olear'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 Osezua Olear's Part D claims, 2024
- Antibiotics2%11 of 573 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: 3982024: 45113%
Drugs named by CMS: 20 in 2024, 17 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
Osezua Olear offers telehealth to Medicare patients
Osezua Olear accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Osezua Olear as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Osezua Olear received $2,465 in industry payments from 2019 to 2025
CMS Open Payments shows 91 general payments to Osezua Olear from 20 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $558.
General payments to Osezua Olear by program year, 2019 to 2025
Companies that paid Osezua Olear the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Osezua Olear'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) |
| 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) |
| 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 Osezua Olear
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Osezua Olear's NPI number?
Osezua Olear's NPI number is 1346650249. It was assigned on April 30, 2014, and it is active in the NPI Registry.
What does Osezua Olear specialize in?
Osezua Olear is a nephrologist in Palos Hills, Illinois. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Osezua Olear practice?
Osezua Olear practices at 10508 S Roberts Rd, Palos Hills, IL 60465. Osezua Olear's primary practice is Dialysis Care Center Evergreen Park in Palos Hills, Illinois. Dmand AI also links Osezua Olear to 3 hospitals, 2 dialysis centers, 2 group practices and clinics and 1 medical group.
What is Osezua Olear's office phone number?
The practice phone on file for Osezua Olear is (708) 918-3200.
What is Osezua Olear's medical license number?
Osezua Olear holds Illinois license 036149908.
Which hospitals is Osezua Olear affiliated with?
Osezua Olear is affiliated with Northwestern Medicine Central DuPage Hospital. Dmand AI links Osezua Olear to 3 more hospitals.
What medical group is Osezua Olear part of?
Osezua Olear is linked to Kidney Care Center. Dmand AI links Osezua Olear to 1 more medical group.
Does Osezua Olear accept Medicare?
Yes. CMS data shows Osezua Olear billed Medicare for 1,671 services in 2024, and Osezua Olear accepts Medicare assignment.
Does Osezua Olear offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Osezua Olear as offering telehealth services.
How many Medicare patients does Osezua Olear see?
CMS counts 281 Medicare patients who saw Osezua Olear in 2024, with an average age of 73.
Show 4 more questionsShow fewer questions
What services does Osezua Olear bill to Medicare?
In 2024, Osezua Olear's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and medicare service (G2211).
What drugs does Osezua Olear prescribe most?
In 2024 Medicare Part D data, Osezua Olear's most prescribed drugs by claims were Allopurinol, Sevelamer Carbonate and Vitamin D2.
Has Osezua Olear received payments from drug or device companies?
CMS Open Payments shows $2,465 in general payments to Osezua Olear from 20 companies from 2019 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Osezua Olear been practicing?
Osezua Olear graduated from medical school in 2014, 12 years ago.
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