CO
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Onyenwenyi, Nephrologist in Evergreen Park, IL?
Dr. Chijoke Onyenwenyi, MD is a Nephrologist, who primarily practices in Evergreen Park, IL with 2 additional practice locations. He is board certified. Dr. Onyenwenyi is fluent in English, French, Gujarati, and Hindi, and is currently seeing new patients. Dr. Onyenwenyi’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Onyenwenyi’s office at (708) 422-7715.
Is Dr. Onyenwenyi board certified as a Nephrologist?
Yes, Dr. Chijoke Onyenwenyi, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Onyenwenyi speak?
Dr. Onyenwenyi and their clinical team can communicate with patients in the following languages:
English
French
Gujarati
Hindi
What conditions does Dr. Onyenwenyi treat?
As a Nephrologist, Dr. Onyenwenyi diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Onyenwenyi. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- End-Stage Kidney Disease
- Chronic Kidney Disease Stage 3b
- Chronic Kidney Disease, Stage 4 (Severe)
- Chronic Kidney Disease, Stage 3a
- Chronic Kidney Disease from High Blood Pressure
- Chronic Kidney Disease, Stage 2 (Mild)
- Chronic Kidney Disease, Stage 3
- Chronic Kidney Disease Stage 5
- Kidney Failure
- Chronic Kidney Disease (CKD)
- Helping Your Child Adapt to Life with Chronic Kidney Disease
- Chronic Kidney Disease
- High Blood Pressure
- ESRD
- End-Stage Renal Failure
- CKD Stage 3b
- Moderate Chronic Kidney Disease
- CKD Stage 4
- Severe Chronic Kidney Disease
- CKD Stage 3a
- Hypertensive Chronic Kidney Disease
- High Blood Pressure Kidney Disease
- Hypertension-Related Kidney Disease
- CKD Stage 2
- Mild Chronic Kidney Disease
- CKD Stage 3
- CKD Stage 5
- End-Stage Renal Disease
ICD-10 Codes:
- N186: End stage renal disease
- N1832: Chronic kidney disease, stage 3b
- N184: Chronic kidney disease, stage 4 (severe)
- N1831: Chronic kidney disease, stage 3a
- I129: Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease
- N182: Chronic kidney disease, stage 2 (mild)
- N1830: Chronic kidney disease, stage 3 unspecified
- N185: Chronic kidney disease, stage 5
Also known as:
- Other Acute Kidney Failure
- Acute Kidney Failure
- Kidney Failure
- Other Acute Renal Failure
- Other Sudden Kidney Failure
- Acute Renal Failure
- Sudden Kidney Failure
ICD-10 Codes:
- N178: Other acute kidney failure
- N179: Acute kidney failure, unspecified
Also known as:
- Narrowing of other blood vessel devices
- Other vascular device blockage
- Blood vessel implant narrowing
- Vascular graft stenosis
- Prosthetic vascular device blockage
ICD-10 Codes:
- T82858A: Stenosis of other vascular prosthetic devices, implants and grafts, initial encounter
Also known as:
- Acute Kidney Failure with Tubule Damage
- Kidney Failure
- Acute Tubular Necrosis
- ATN
- Kidney Tubule Death
ICD-10 Codes:
- N170: Acute kidney failure with tubular necrosis
Also known as:
- Low Sodium Levels
- Fluid and Electrolyte Balance
- Sodium
- Hyponatremia
- Low Blood Sodium
- Sodium Deficiency
ICD-10 Codes:
- E871: Hypo-osmolality and hyponatremia
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Having a Kidney Transplant
- Kidney Transplantation
- Kidney Transplant
- Renal transplant
- Kidney replacement surgery
- Post-kidney transplant
ICD-10 Codes:
- Z940: Kidney transplant status
Also known as:
- Other Pre-Procedure Examination
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
Also known as:
- Dialysis Catheter Complication
- Dialysis Catheter Problem
- Kidney Dialysis Tube Issue
- Vascular Access Catheter Complication
ICD-10 Codes:
- T8249XA: Other complication of vascular dialysis catheter, initial encounter
Also known as:
- Chronic Systolic Heart Failure
- Heart Failure
- Long-term Systolic Heart Failure
- Chronic HFrEF
- Ongoing Pumping Heart Failure
ICD-10 Codes:
- I5022: Chronic systolic (congestive) heart failure
Also known as:
- Vascular Access Device Management
- Vascular Access Care
- Port Management
- Catheter Care
ICD-10 Codes:
- Z452: Encounter for adjustment and management of vascular access device
Also known as:
- Blood Clot in Blood Vessel Device
- Blood Clots
- Vascular device thrombosis
- Clot in vascular implant
- Blood vessel graft blood clot
ICD-10 Codes:
- T82868A: Thrombosis due to vascular prosthetic devices, implants and grafts, initial encounter
What procedures does Dr. Onyenwenyi perform?
As a Nephrologist, Dr. Onyenwenyi performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Onyenwenyi. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Dialysis Circuit Angioplasty with Balloon
- Dialysis Fistula Angioplasty
- Dialysis Graft Angioplasty
- Peripheral Dialysis Segment Angioplasty
CPT Codes:
- 36902: Introduction of needle(s) and/or catheter(s), dialysis circuit, with diagnostic angiography of the dialysis circuit, including all direct puncture(s) and catheter placement(s), injection(s) of contrast, all necessary imaging from the arterial anastomosis and adjacent artery through entire venous outflow including the inferior or superior vena cava, fluoroscopic guidance, radiological supervision and interpretation and image documentation and report; with transluminal balloon angioplasty, peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty
Also known as:
- Arterial Catheter Placement
- Selective Artery Catheterization
- Thoracic Artery Catheter
- Brachiocephalic Artery Catheter
CPT Codes:
- 36215: Selective catheter placement, arterial system; each first order thoracic or brachiocephalic branch, within a vascular family
Also known as:
- Dialysis Access Check and Imaging
- Dialysis Circuit Angiography
- Fistula/Graft Evaluation
- Dialysis Access Diagnostic Procedure
CPT Codes:
- 36901: Introduction of needle(s) and/or catheter(s), dialysis circuit, with diagnostic angiography of the dialysis circuit, including all direct puncture(s) and catheter placement(s), injection(s) of contrast, all necessary imaging from the arterial anastomosis and adjacent artery through entire venous outflow including the inferior or superior vena cava, fluoroscopic guidance, radiological supervision and interpretation and image documentation and report;
Also known as:
- Central Venous Catheter Replacement
- Tunneled Catheter Exchange
- Central Line Replacement
- IV Catheter Change
CPT Codes:
- 36581: Replacement, complete, of a tunneled centrally inserted central venous catheter, without subcutaneous port or pump, through same venous access
Also known as:
- Clearing Blocked Dialysis Access with Balloon and Clot Removal
- Dialysis Access Angioplasty and Stenting
- Dialysis Graft Thrombectomy
- Dialysis Fistula Angioplasty
- Dialysis Access Declotting
- Peripheral Dialysis Segment Repair
- Dialysis Fistula Repair
- Dialysis Graft Stenting
- Peripheral Dialysis Circuit Intervention
CPT Codes:
- 36905: Percutaneous transluminal mechanical thrombectomy and/or infusion for thrombolysis, dialysis circuit, any method, including all imaging and radiological supervision and interpretation, diagnostic angiography, fluoroscopic guidance, catheter placement(s), and intraprocedural pharmacological thrombolytic injection(s); with transluminal balloon angioplasty, peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty
- 36903: Introduction of needle(s) and/or catheter(s), dialysis circuit, with diagnostic angiography of the dialysis circuit, including all direct puncture(s) and catheter placement(s), injection(s) of contrast, all necessary imaging from the arterial anastomosis and adjacent artery through entire venous outflow including the inferior or superior vena cava, fluoroscopic guidance, radiological supervision and interpretation and image documentation and report; with transcatheter placement of intravascular stent(s), peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the stenting, and all angioplasty within the peripheral dialysis segment
Also known as:
- Dialysis Access Balloon Angioplasty
- Vein Balloon Angioplasty
- Dialysis Fistula Angioplasty
- Dialysis Graft Angioplasty
- Central Dialysis Segment Angioplasty
- AV Fistula Angioplasty
- Transluminal Venous Angioplasty
- Open Vein Angioplasty
- Percutaneous Vein Angioplasty
- Vein Widening Procedure
CPT Codes:
- 36907: Transluminal balloon angioplasty, central dialysis segment, performed through dialysis circuit, including all imaging and radiological supervision and interpretation required to perform the angioplasty (List separately in addition to code for primary procedure)
- 37248: Transluminal balloon angioplasty (except dialysis circuit), open or percutaneous, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty within the same vein; initial vein
Also known as:
- Removal of Tunneled Central Venous Catheter
- Central Line Removal
- Tunneled Catheter Extraction
- Venous Access Device Removal
CPT Codes:
- 36589: Removal of tunneled central venous catheter, without subcutaneous port or pump
Also known as:
- Long-Term Central Venous Catheter Insertion
- Tunneled central line placement
- Central venous access device insertion
- Hickman catheter insertion
- Broviac catheter insertion
CPT Codes:
- 36558: Insertion of tunneled centrally inserted central venous catheter, without subcutaneous port or pump; age 5 years or older
Also known as:
- Dialysis Access Thrombectomy and Stent Placement
- Dialysis Fistula Declotting with Stent
- Dialysis Graft Thrombectomy and Stenting
- Percutaneous Dialysis Circuit Intervention
CPT Codes:
- 36906: Percutaneous transluminal mechanical thrombectomy and/or infusion for thrombolysis, dialysis circuit, any method, including all imaging and radiological supervision and interpretation, diagnostic angiography, fluoroscopic guidance, catheter placement(s), and intraprocedural pharmacological thrombolytic injection(s); with transcatheter placement of intravascular stent(s), peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the stenting, and all angioplasty within the peripheral dialysis circuit
Does Dr. Onyenwenyi accept my insurance?
Dr. Onyenwenyi accepts most major insurance plans. Important: Please call our office at (708) 422-7715 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Onyenwenyi accept in Evergreen Park, IL?
Dr. Onyenwenyi in Evergreen Park, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Advocate Health Care
Centene
CVS Health (formerly Aetna)
Health Care Service Corporation (HCSC)
Humana
Medicare
State of Illinois
State of Tennessee
Tria Health
UnitedHealthcare
View All Insurances
Where is Dr. Onyenwenyi's office located?
Dr. Chijoke Onyenwenyi's Primary Practice
9125 S Pulaski Rd
Evergreen Park, IL 60805
(708) 422-7715
What is Dr. Onyenwenyi's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Onyenwenyi's National Provider Identifier (NPI) number is 1285941153.
What common questions do patients ask about Dr. Onyenwenyi?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Onyenwenyi
What is Dr. Chijoke Onyenwenyi's specialty?
Dr. Onyenwenyi is a Nephrologist near Evergreen Park, IL. An internist who manages disorders related to the kidneys, including high blood pressure, fluid and mineral balance, and dialysis for waste removal when kidney function is impaired. This specialist also collaborates with surgeons regarding kidney transplantation. Contact Dr. Onyenwenyi to book an appointment today.
Is this Dr. Chijoke Onyenwenyi affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Onyenwenyi is affiliated with Northwestern Medicine Palos Hospital, OSF HealthCare Little Company of Mary Medical Center, Northwestern Memorial Hospital, UChicago Medicine Ingalls Memorial Hospital, Silver Cross Hospital, Corewell Health Lakeland Hospitals St. Joseph Hospital which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Nephrologist?
Explore Nephrologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Chijoke Onyenwenyi accepting new patients in Evergreen Park, IL?
Yes, Dr. Chijoke Onyenwenyi is accepting new patients at this time.
Does Dr. Chijoke Onyenwenyi offer online booking?
Please contact Dr. Onyenwenyi's office at (708) 422-7715 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Chijoke Onyenwenyi?
Please contact Dr. Onyenwenyi's office at (708) 422-7715 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Chijoke Onyenwenyi have?
Dr. Chijoke Onyenwenyi is certified by the American Board of Internal Medicine.
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