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Dr. Gregory Zagaja, MD

Chesterton, IN

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Zagaja, Urologist in Chesterton, IN?

    Dr. Gregory Zagaja, MD is an Urologist, who primarily practices in Chesterton, IN with 2 additional practice locations. He is board certified. Dr. Zagaja completed his residency at Univ Of Chicago Hosps, Urology; Johns Hopkins Univ Sch Med, General Surgery; Hosp Of St Raphael, Flexible Or Transitional Year. Dr. Zagaja is fluent in English and French, and is currently seeing new patients. Dr. Zagaja’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Zagaja’s office at (773) 834-4064.

    What are Areas of Expertise for Dr. Zagaja?

    Dr. Gregory Zagaja, MD is a highly-rated, board-certified Urologist 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. Zagaja empowers patients to confidently navigate their health journey, specializing in Bladder Cancer, Minimally Invasive Surgery, Prostate Cancer, Robotic Surgery, Urologic Cancer, or comprehensive wellness support. Serving the Chesterton/IN community, Dr. Zagaja is dedicated to enhancing lives through expert, patient-centered care.

    Where did Dr. Zagaja go to medical school and complete their residency?

    • Residency: Univ Of Chicago Hosps, Urology; Johns Hopkins Univ Sch Med, General Surgery; Hosp Of St Raphael, Flexible Or Transitional Year

    Is Dr. Zagaja board certified as an Urologist?

    Yes, Dr. Gregory Zagaja, MD is board certified by the American Board of Urology

    What languages does Dr. Zagaja speak?

    Dr. Zagaja and their clinical team can communicate with patients in the following languages:

    • English

    • French

    What conditions does Dr. Zagaja treat?

    As an Urologist, Dr. Zagaja 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. Zagaja. 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:

    • Prostate Cancer
    • Prostate Cancer Treatment (PDQ®)
    • Prostatic Carcinoma
    • Prostate Gland Cancer
    • Malignant Prostate Tumor

    ICD-10 Codes:

    • C61: Malignant neoplasm of prostate

    Also known as:

    • Elevated PSA Level
    • Prostate Cancer Screening
    • Prostate Disease
    • Prostate-Specific Antigen (PSA) Test
    • Prostate Problems
    • High Prostate Specific Antigen
    • Abnormal PSA Test
    • Increased PSA

    ICD-10 Codes:

    • R9720: Elevated prostate specific antigen [PSA]

    Also known as:

    • History of prostate cancer
    • Prostate Cancer
    • Prostate Cancer Treatment (PDQ®)
    • Past prostate cancer
    • Prostate cancer survivor
    • Previous prostatic malignancy

    ICD-10 Codes:

    • Z8546: Personal history of malignant neoplasm of prostate

    Also known as:

    • Mixed Urinary Incontinence
    • Urinary Incontinence
    • Combined incontinence
    • Stress and urge incontinence
    • Dual incontinence

    ICD-10 Codes:

    • N3946: Mixed incontinence

    Also known as:

    • Enlarged Prostate with Urinary Symptoms
    • Enlarged Prostate (BPH)
    • Enlarged Prostate (Benign Prostatic Hyperplasia)
    • BPH with LUTS
    • Prostate enlargement with urinary issues
    • Benign prostatic hyperplasia with urinary symptoms

    ICD-10 Codes:

    • N401: Benign prostatic hyperplasia with lower urinary tract symptoms

    Also known as:

    • Other Post-Surgery Condition
    • Postoperative State
    • Recovery After Surgery
    • Surgical Follow-up

    ICD-10 Codes:

    • Z98890: Other specified postprocedural states

    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:

    • Primary Cancer (Unspecified Site)
    • Cancer
    • Malignant tumor
    • Neoplasm
    • Cancer of unknown primary

    ICD-10 Codes:

    • C801: Malignant (primary) neoplasm, unspecified

    Also known as:

    • Prostate Problems
    • Prostate Disease
    • Prostate Disorder
    • Unspecified Prostate Condition

    ICD-10 Codes:

    • N429: Disorder of prostate, unspecified

    Also known as:

    • Erectile Dysfunction
    • Erectile Dysfunction (ED)
    • ED
    • Impotence
    • Erection problems
    • Sexual dysfunction (male)

    ICD-10 Codes:

    • N5231: Erectile dysfunction following radical prostatectomy
    • N529: Male erectile dysfunction, unspecified

    Also known as:

    • Bladder Cancer
    • Urinary Bladder Cancer
    • Bladder Carcinoma

    ICD-10 Codes:

    • C679: Malignant neoplasm of bladder, unspecified
    • C673: Malignant neoplasm of anterior wall of bladder

    Also known as:

    • Painful Urination
    • Urine and Urination
    • Dysuria
    • Burning when peeing
    • Stinging during urination

    ICD-10 Codes:

    • R300: Dysuria

    Also known as:

    • Urinary Retention
    • Urine and Urination
    • Inability to urinate', 'Bladder retention', 'Can't pee
    • Trouble emptying bladder

    ICD-10 Codes:

    • R339: Retention of urine, unspecified

    Also known as:

    • Visible Blood in Urine
    • Urine and Urination
    • Hematuria (Blood in the Urine)
    • Gross hematuria
    • Macroscopic hematuria
    • Bloody pee

    ICD-10 Codes:

    • R310: Gross hematuria

    Also known as:

    • Prostate Cancer Screening
    • Prostate Cancer Screening (PDQ®)
    • PSA Test
    • Prostate Exam
    • Prostate Cancer Check

    ICD-10 Codes:

    • Z125: Encounter for screening for malignant neoplasm of prostate

    Also known as:

    • Enlarged Prostate
    • Enlarged Prostate (BPH)
    • Enlarged Prostate (Benign Prostatic Hyperplasia)
    • Benign Prostatic Hyperplasia
    • BPH
    • Prostate Enlargement

    ICD-10 Codes:

    • N400: Benign prostatic hyperplasia without lower urinary tract symptoms

    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:

    • Frequent Urination
    • Urine and Urination
    • Urinary frequency
    • Peeing often
    • Frequent need to urinate

    ICD-10 Codes:

    • R350: Frequency of micturition

    What procedures does Dr. Zagaja perform?

    As an Urologist, Dr. Zagaja 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. Zagaja. 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:

    • Robotic Laparoscopic Radical Prostatectomy
    • Minimally Invasive Prostate Removal
    • Robotic Prostate Cancer Surgery
    • Nerve-Sparing Prostatectomy

    CPT Codes:

    • 55866: Laparoscopy, surgical prostatectomy, retropubic radical, including nerve sparing, includes robotic assistance, when performed

    Also known as:

    • Prostate Radiation Guidance Marker Placement
    • Prostate fiducial marker insertion
    • Radiation therapy guidance markers
    • Prostate dosimeter placement
    • Needle placement for prostate radiation

    CPT Codes:

    • 55876: Placement of interstitial device(s) for radiation therapy guidance (eg, fiducial markers, dosimeter), prostate (via needle, any approach), single or multiple

    Also known as:

    • Prostate Seed Implants (Brachytherapy)
    • Prostate Brachytherapy
    • Interstitial Radioelement Application
    • Prostate Radiation Seed Placement

    CPT Codes:

    • 55875: Transperineal placement of needles or catheters into prostate for interstitial radioelement application, with or without cystoscopy

    Also known as:

    • Laparoscopic Pelvic Lymph Node Removal
    • Minimally Invasive Pelvic Lymphadenectomy
    • Keyhole Pelvic Lymph Node Dissection
    • Bilateral Pelvic Lymph Node Excision
    • Laparoscopic Lymph Node Surgery

    CPT Codes:

    • 38571: Laparoscopy, surgical; with bilateral total pelvic lymphadenectomy

    Also known as:

    • Bladder Scope with Removal of Foreign Body or Stent
    • Cystourethroscopy for Foreign Body
    • Bladder Stone Removal with Scope
    • Ureteral Stent Removal (Cystoscopic)

    CPT Codes:

    • 52310: Cystourethroscopy, with removal of foreign body, calculus, or ureteral stent from urethra or bladder (separate procedure); simple

    Also known as:

    • Bladder Cancer Medicine Instillation
    • Intravesical Chemotherapy
    • Bladder Drug Instillation
    • Anticancer Bladder Treatment

    CPT Codes:

    • 51720: Bladder instillation of anticarcinogenic agent (including retention time)

    Also known as:

    • Bladder and Urethra Scope
    • Cystoscopy
    • Urethroscopy
    • Bladder scope procedure

    CPT Codes:

    • 52000: Cystourethroscopy (separate procedure)

    Also known as:

    • Bladder Ultrasound for Residual Urine
    • Post-void residual urine measurement
    • Bladder capacity ultrasound
    • Non-imaging bladder scan

    CPT Codes:

    • 51798: Measurement of post-voiding residual urine and/or bladder capacity by ultrasound, non-imaging

    Also known as:

    • Exchange of Kidney Drainage Catheter
    • Nephrostomy tube exchange
    • Percutaneous nephrostomy catheter change
    • Kidney drainage tube replacement
    • Nephrostogram with catheter exchange

    CPT Codes:

    • 50435: Exchange nephrostomy catheter, percutaneous, including diagnostic nephrostogram and/or ureterogram when performed, imaging guidance (eg, ultrasound and/or fluoroscopy) and all associated radiological supervision and interpretation

    Also known as:

    • Bladder Irrigation
    • Bladder Wash
    • Bladder Lavage
    • Bladder Instillation

    CPT Codes:

    • 51700: Bladder irrigation, simple, lavage and/or instillation

    Does Dr. Zagaja accept my insurance?

    Dr. Zagaja accepts most major insurance plans. Important: Please call our office at (773) 834-4064 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Zagaja accept in Chesterton, IN?

    Dr. Zagaja in Chesterton, IN accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Cook County Health & Hospitals System

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Humana

    • Medicare

    • State of Illinois

    • State of Nevada

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Zagaja's office located?

    Dr. Gregory Zagaja's Primary Practice

    425 Sand Creek Dr Ste C

    Chesterton, IN 46304

    (773) 834-4064

    Get Directions

    Dr. Gregory Zagaja's Practice 2

    320 Dunes Plz

    Michigan City, IN 46360

    Get Directions

    Dr. Gregory Zagaja's Practice 3

    180 Harvester Dr Ste 110

    Burr Ridge, IL 60527

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    What is Dr. Zagaja's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Zagaja's National Provider Identifier (NPI) number is 1760547509.

    What common questions do patients ask about Dr. Zagaja?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Zagaja

    What is Dr. Gregory Zagaja's specialty?

    Dr. Zagaja is a Urologist near Chesterton, IN. A urologist is a healthcare professional with specialization in managing both benign and malignant medical and surgical disorders of the genitourinary system and adrenal glands. They possess extensive knowledge and skills in endoscopic, percutaneous, and open surgical techniques for addressing congenital and acquired conditions of the urinary and reproductive systems, as well as their associated structures. Contact Dr. Zagaja to book an appointment today.

    Is this Dr. Gregory Zagaja affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Zagaja is affiliated with UChicago Medicine - University of Chicago Medical Center which is a Castle Connolly Top Hospital. 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 Urologist?

    Explore Urologist 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 Gregory Zagaja accepting new patients in Chesterton, IN?

    Yes, Dr. Gregory Zagaja is accepting new patients at this time.

    Does Dr. Gregory Zagaja offer online booking?

    Please contact Dr. Zagaja's office at (773) 834-4064 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Gregory Zagaja?

    Please contact Dr. Zagaja's office at (773) 834-4064 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Gregory Zagaja have?

    Dr. Gregory Zagaja is certified by the American Board of Urology.

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