IF
40 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Feintzeig, Nephrologist in Trumbull, CT?
Dr. Irwin Feintzeig, MD is a Nephrologist, who primarily practices in Trumbull, CT with 1 additional practice location. He has been practicing for over 40 years and is board certified by the American Board of Internal Medicine. Dr. Feintzeig is fluent in English, and is currently seeing new patients. Dr. Feintzeig’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Feintzeig’s office at (203) 335-0195.
What are Areas of Expertise for Dr. Feintzeig?
Dr. Irwin Feintzeig, MD is a highly-rated, board-certified Nephrologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Feintzeig empowers patients to confidently navigate their health journey, specializing in Dialysis Care, Fluid/Electrolyte Balance, Hypertension, Kidney Failure-Acute, or comprehensive wellness support. Serving the Trumbull/CT community, Dr. Feintzeig is dedicated to enhancing lives through expert, patient-centered care.
Is Dr. Feintzeig board certified in Nephrologist?
Yes, Dr. Irwin Feintzeig, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Feintzeig speak?
Dr. Feintzeig and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Feintzeig treat?
As a Nephrologist, Dr. Feintzeig 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. Feintzeig. 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 Stage 5
- Chronic Kidney Disease, Stage 2 (Mild)
- 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 3b
- Moderate Chronic Kidney Disease
- CKD Stage 4
- Severe Chronic Kidney Disease
- CKD Stage 3a
- CKD Stage 5
- End-Stage Renal Disease
- CKD Stage 2
- Mild Chronic Kidney 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
- N185: Chronic kidney disease, stage 5
- N182: Chronic kidney disease, stage 2 (mild)
Also known as:
- Dialysis Dependence
- Dialysis
- Helping Your Child Adapt to Life with Chronic Kidney Disease
- Kidney Dialysis
- Renal Replacement Therapy
- On Dialysis
ICD-10 Codes:
- Z992: Dependence on renal dialysis
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:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Low Sodium Levels
- High Potassium
- Fluid Overload
- Dehydration
- Fluid and Electrolyte Balance
- Sodium
- Potassium
- Hyponatremia
- Low Blood Sodium
- Sodium Deficiency
- Hyperkalemia
- Excess Potassium
- Excess Fluid
- Water Retention
- Lack of Fluids
- Fluid Loss
- Body Water Depletion
ICD-10 Codes:
- E871: Hypo-osmolality and hyponatremia
- E875: Hyperkalemia
- E8770: Fluid overload, unspecified
- E860: Dehydration
Also known as:
- Anemia from Chronic Kidney Disease
- Anemia
- Chronic Kidney Disease
- Anemia in Chronic Kidney Disease
- Kidney Disease Anemia
- Renal Anemia
- Anemia of kidney failure
ICD-10 Codes:
- D631: Anemia in chronic kidney disease
Also known as:
- Acidosis
- Metabolic Disorder
- Acidic Blood
- High Acidity in Body
ICD-10 Codes:
- E8720: Acidosis, unspecified
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
Which procedures does Dr. Feintzeig perform as a Nephrologist?
As a Nephrologist, procedures performed by a Dr. Irwin Feintzeig may include:
- Dialysis
- Kidney and Urinary Perfusion Scan
- Kidney Biopsy
- Kidney Transplant
- Kidney Ultrasound
- Nephrology Consultation
- Nephrology Follow Up
- Peritoneal Dialysis
For detailed information, please contact Dr. Feintzeig's office.
Does Dr. Feintzeig accept my insurance?
Dr. Feintzeig accepts most major insurance plans. Important: Please call our office at (203) 335-0195 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Feintzeig accept in Trumbull, CT?
Dr. Feintzeig in Trumbull, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Aetna
Blue Cross Blue Shield
Blue Cross Blue Shield of Illinois
Blue Cross Blue Shield of Michigan
Capital Blue Cross
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Medicare
State of Connecticut
UnitedHealthcare
View All Insurances
Where is Dr. Feintzeig's office located?
Dr. Irwin Feintzeig's Primary Practice
7 Cambridge Dr Ste 201
Trumbull, CT 06611
(203) 335-0195
What is Dr. Feintzeig's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Feintzeig's National Provider Identifier (NPI) number is 1902805773.
What common questions do patients ask about Dr. Feintzeig?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Feintzeig
What is Dr. Irwin Feintzeig's specialty?
Dr. Feintzeig is a Nephrologist near Trumbull, CT. 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. Feintzeig to book an appointment today.
Is this Dr. Irwin Feintzeig affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Feintzeig is affiliated with Bridgeport Hospital, St. Vincent's Medical Center - Bridgeport, Griffin 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 Irwin Feintzeig accepting new patients in Trumbull, CT?
Yes, Dr. Irwin Feintzeig is accepting new patients at this time.
Does Dr. Irwin Feintzeig offer online booking?
Please contact Dr. Feintzeig's office at (203) 335-0195 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Irwin Feintzeig?
Please contact Dr. Feintzeig's office at (203) 335-0195 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Irwin Feintzeig have?
Dr. Irwin Feintzeig is certified by the American Board of Internal Medicine.
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