Accepting patients
Who is Dr. Narayan, Nephrologist in San Antonio, TX?
Dr. Rajeev Narayan, MD is a Nephrologist, who primarily practices in San Antonio, TX with 2 additional practice locations. Dr. Narayan graduated from Chicago Medical School at Rosalind Franklin University of Medicine & Science and completed his residency at LECOMT/United Memorial Medical Center Program. Dr. Narayan is fluent in English, Hindi, and Spanish, and is currently seeing new patients. Dr. Narayan’s practice accepts Medicare, UnitedHealthcare, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Narayan’s office at (210) 403-0765.
Where did Dr. Narayan go to medical school and complete their residency?
Residency: LECOMT/United Memorial Medical Center Program
Medical School: Chicago Medical School at Rosalind Franklin University of Medicine & Science
What languages does Dr. Narayan speak?
Dr. Narayan and their clinical team can communicate with patients in the following languages:
English
Hindi
Spanish
What conditions does Dr. Narayan treat?
As a Nephrologist, Dr. Narayan 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. Narayan. 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 3
- Chronic Kidney Disease, Stage 4 (Severe)
- Chronic Kidney Disease Stage 5
- Chronic Kidney Disease, Stage 2 (Mild)
- Chronic Kidney Disease Stage 3b
- Chronic Kidney Disease, Stage 3a
- Kidney Failure
- Chronic Kidney Disease (CKD)
- Helping Your Child Adapt to Life with Chronic Kidney Disease
- Chronic Kidney Disease
- ESRD
- End-Stage Renal Failure
- CKD Stage 3
- Moderate Chronic Kidney Disease
- CKD Stage 4
- Severe Chronic Kidney Disease
- CKD Stage 5
- End-Stage Renal Disease
- CKD Stage 2
- Mild Chronic Kidney Disease
- CKD Stage 3b
- CKD Stage 3a
ICD-10 Codes:
- N186: End stage renal disease
- N1830: Chronic kidney disease, stage 3 unspecified
- N184: Chronic kidney disease, stage 4 (severe)
- N185: Chronic kidney disease, stage 5
- N182: Chronic kidney disease, stage 2 (mild)
- N1832: Chronic kidney disease, stage 3b
- N1831: Chronic kidney disease, stage 3a
Also known as:
- Acute Kidney Failure
- Kidney Failure
- Acute Renal Failure
- Sudden Kidney Failure
ICD-10 Codes:
- N179: Acute kidney failure, unspecified
Also known as:
- Dialysis Catheter Management
- Dialysis
- Dialysis catheter adjustment
- Extracorporeal catheter care
- Dialysis access maintenance
ICD-10 Codes:
- Z4901: Encounter for fitting and adjustment of extracorporeal dialysis catheter
Also known as:
- Acidosis
- Metabolic Disorder
- Acidic Blood
- High Acidity in Body
ICD-10 Codes:
- E8720: Acidosis, 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:
- 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:
- 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:
- 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:
- 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
Also known as:
- Fluid in Abdomen
- Liver Disease
- Ascites
- Abdominal fluid buildup
- Peritoneal fluid
ICD-10 Codes:
- R188: Other ascites
Also known as:
- Vein Compression
- Vascular Disease
- Venous Compression Syndrome
- Pinched Vein
- Vein Entrapment
ICD-10 Codes:
- I871: Compression of vein
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
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
What procedures does Dr. Narayan perform?
As a Nephrologist, Dr. Narayan 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. Narayan. 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:
- Central Venous Catheter Insertion (Non-Tunneled)
- Long-Term Central Venous Catheter Insertion
- Central Line Placement
- CVC Insertion
- Temporary Central Line
- IV Access Catheter
- Tunneled central line placement
- Central venous access device insertion
- Hickman catheter insertion
- Broviac catheter insertion
CPT Codes:
- 36556: Insertion of non-tunneled centrally inserted central venous catheter; age 5 years or older
- 36558: Insertion of tunneled centrally inserted central venous catheter, without subcutaneous port or pump; age 5 years or older
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:
- 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:
- 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:
- Dialysis Access Balloon Angioplasty
- Dialysis Fistula Angioplasty
- Dialysis Graft Angioplasty
- Central Dialysis Segment Angioplasty
- AV Fistula Angioplasty
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)
Also known as:
- Arm Arteriovenous Fistula Creation
- AV Fistula Creation
- Dialysis Fistula Surgery
- Percutaneous AV Fistula
CPT Codes:
- 36836: Percutaneous arteriovenous fistula creation, upper extremity, single access of both the peripheral artery and peripheral vein, including fistula maturation procedures (eg, transluminal balloon angioplasty, coil embolization) when performed, including all vascular access, imaging guidance and radiologic supervision and interpretation
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
Also known as:
- Dialysis Access Vein Closure
- Permanent dialysis circuit occlusion
- Dialysis shunt embolization
- Vascular access occlusion
- Endovascular dialysis circuit closure
CPT Codes:
- 36909: Dialysis circuit permanent vascular embolization or occlusion (including main circuit or any accessory veins), endovascular, including all imaging and radiological supervision and interpretation necessary to complete the intervention (List separately in addition to code for primary procedure)
Also known as:
- Arterial Catheter Placement
- Abdominal Catheter Placement
- Selective Artery Catheterization
- Thoracic Artery Catheter
- Brachiocephalic Artery Catheter
- Peritoneal Catheter Insertion
- Ascites Drainage Catheter
- Intraperitoneal Dialysis Catheter
- Abdominal Fluid Drainage Tube
CPT Codes:
- 36215: Selective catheter placement, arterial system; each first order thoracic or brachiocephalic branch, within a vascular family
- 49418: Insertion of tunneled intraperitoneal catheter (eg, dialysis, intraperitoneal chemotherapy instillation, management of ascites), complete procedure, including imaging guidance, catheter placement, contrast injection when performed, and radiological supervision and interpretation, percutaneous
Also known as:
- Removal of Tunneled Central Venous Catheter
- Removal of Abdominal Catheter
- Central Line Removal
- Tunneled Catheter Extraction
- Venous Access Device Removal
- Intraperitoneal catheter removal
- Tunneled catheter extraction
- Peritoneal dialysis catheter removal
CPT Codes:
- 36589: Removal of tunneled central venous catheter, without subcutaneous port or pump
- 49422: Removal of tunneled intraperitoneal catheter
Also known as:
- Abdominal Fluid Drainage with Imaging Guidance
- Guided Abdominal Paracentesis
- Ascites Drainage with Ultrasound
- Fluid Removal from Belly
CPT Codes:
- 49083: Abdominal paracentesis (diagnostic or therapeutic); with imaging guidance
Also known as:
- Injection of Dye or Air into Abdomen
- Peritoneal Injection
- Contrast Injection for Abdomen
- Air Injection into Abdomen
CPT Codes:
- 49400: Injection of air or contrast into peritoneal cavity (separate procedure)
Does Dr. Narayan accept my insurance?
Dr. Narayan accepts most major insurance plans. Important: Please call our office at (210) 403-0765 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Narayan accept in San Antonio, TX?
Dr. Narayan in San Antonio, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Cross and Blue Shield of Nebraska
CVS Health (formerly Aetna)
Express Scripts
Health Care Service Corporation (HCSC)
Humana
Medicare
Oscar Health Insurance Co
State of Tennessee
State of Texas
View All Insurances
Where is Dr. Narayan's office located?
Dr. Rajeev Narayan's Primary Practice
102 Palo Alto Rd Ste 200
San Antonio, TX 78211
(210) 403-0765
What is Dr. Narayan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Narayan's National Provider Identifier (NPI) number is 1093805863.
What common questions do patients ask about Dr. Narayan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Narayan
What is Dr. Rajeev Narayan's specialty?
Dr. Narayan is a Nephrologist near San Antonio, TX. 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. Narayan to book an appointment today.
Is this Dr. Rajeev Narayan affiliated with a ranked Castle Connolly Top Hospital?
No, Narayan is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals 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 Rajeev Narayan accepting new patients in San Antonio, TX?
Yes, Dr. Rajeev Narayan is accepting new patients at this time.
Does Dr. Rajeev Narayan offer online booking?
Please contact Dr. Narayan's office at (210) 403-0765 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Rajeev Narayan?
Please contact Dr. Narayan's office at (210) 403-0765 for information regarding telehealth appointment availability or for scheduling assistance.
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