OSEZUA OLEAR – Nephrology Physician, NPI 1346650249
Nephrology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
629 NEPHROLOGY in IL
Provider Addresses for OSEZUA OLEAR
PO BOX 3877
JOLIET, IL 604343877
Phone: (815) 714-7171
Type: Mailing
10508 S ROBERTS RD
PALOS HILLS, IL 604651934
Phone: (708) 598-2448
Fax: (708) 827-5419
Type: Location
4457 SOUTHWEST HIGHWAY
SUITE 201
OAK LAWN, IL 60453
Phone: (708) 598-2448
Fax: (708) 827-5419
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 36 Open Payments records for all available years, with a total value of $934.
Total Amount is formed as General ($934) + Research ($0) + Ownership ($0) = $934.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: ANI Pharmaceuticals, Inc. ($164).
Total Amount
$934
General + Research + Ownership
Payments
36
Total payment records
General Amount
$934
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ANI Pharmaceuticals, Inc. | $164 |
| Amgen Inc. | $106 |
| Edwards Lifesciences Corporation | $106 |
| Ardelyx, Inc. | $69 |
| Vifor Pharma, Inc. | $63 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2019-07-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20190701000916 | I | Nephrology | IL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 1,027 | 225 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 151 | 131 | $0 |
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 131 | 19 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 129 | 21 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 99 | 41 | $0 |
Insurance plans in this area (ZIP 60434)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nephrology, Internal Medicine | IL | |
| Nephrology, Internal Medicine | IL | |
| Internal Medicine, Nephrology | IL | |
| Nurse Practitioner | IL | |
| Internal Medicine, Nephrology | IL |
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