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Dr. John Aversa, DO

Hamden, CT

19 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Aversa, Colon & Rectal Surgeon (Proctologist) in Hamden, CT?

    Dr. John Aversa, DO is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Hamden, CT with 1 additional practice location. He has been practicing for over 19 years and is board certified. Dr. Aversa is fluent in English, and is currently seeing new patients. Dr. Aversa’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Aversa’s office at (203) 281-7000.

    What languages does Dr. Aversa speak?

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

    • English

    What conditions does Dr. Aversa treat?

    As a Colon & Rectal Surgeon (Proctologist), Dr. Aversa 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. Aversa. 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:

    • Third Degree Hemorrhoids
    • Fourth Degree Hemorrhoids
    • Second Degree Hemorrhoids
    • Hemorrhoids
    • Hemorrhoidal Skin Tags
    • Prolapsed hemorrhoids
    • Grade 3 hemorrhoids
    • Severe hemorrhoids
    • Permanently prolapsed hemorrhoids
    • Grade 4 hemorrhoids
    • Strangulated hemorrhoids
    • Internal hemorrhoids that prolapse
    • Grade 2 hemorrhoids
    • Moderate hemorrhoids
    • Piles
    • Anal veins
    • Swollen rectal veins
    • Anal skin tags
    • Perianal skin tags
    • Leftover hemorrhoid skin

    ICD-10 Codes:

    • K642: Third degree hemorrhoids
    • K643: Fourth degree hemorrhoids
    • K641: Second degree hemorrhoids
    • K648: Other hemorrhoids
    • K644: Residual hemorrhoidal skin tags

    Also known as:

    • Colon Cancer Screening
    • Health Screening
    • Colorectal Cancer Screening (PDQ®)
    • Screening Tests to Detect Colorectal Cancer and Polyps
    • Tests to Detect Colorectal Cancer and Polyps
    • Colorectal Cancer Screening
    • Colonoscopy Screening
    • Bowel Cancer Screening

    ICD-10 Codes:

    • Z1211: Encounter for screening for malignant neoplasm of colon

    Also known as:

    • Chronic Anal Fissure
    • Anal Fissure
    • Anal Disorder
    • Long-Term Anal Tear
    • Persistent Rectal Fissure
    • Chronic Fissure in Anus
    • Rectal Tear
    • Fissure in Anus
    • Perianal Fissure

    ICD-10 Codes:

    • K601: Chronic anal fissure
    • K602: Anal fissure, unspecified

    Also known as:

    • Large Intestine Diverticulitis with Perforation and Abscess
    • Large Intestine Diverticulitis
    • Abscess
    • Diverticulosis and Diverticulitis
    • Inflamed Colon Diverticula with Abscess
    • Perforated Large Bowel Diverticulitis
    • Inflamed Colon Diverticula
    • Colon Diverticular Inflammation

    ICD-10 Codes:

    • K5720: Diverticulitis of large intestine with perforation and abscess without bleeding
    • K5732: Diverticulitis of large intestine without perforation or abscess without bleeding

    Also known as:

    • Rectal Polyp
    • Rectal Prolapse
    • Rectal Disorder
    • Pelvic Floor Disorder
    • Rectal Growth
    • Colon Polyp
    • Benign Rectal Tumor
    • Protruding Rectum
    • Bowel Prolapse
    • Rectal Eversion

    ICD-10 Codes:

    • K621: Rectal polyp
    • K623: Rectal prolapse

    Also known as:

    • Colorectal Cancer
    • Rectal cancer
    • Colon cancer
    • Bowel cancer
    • Malignant neoplasm of rectum

    ICD-10 Codes:

    • C20: Malignant neoplasm of rectum

    Also known as:

    • Rectal Bleeding
    • Gastrointestinal Bleeding
    • Gastrointestinal (GI) Bleeding
    • Anal Bleeding
    • Blood in Stool
    • Lower GI Bleed

    ICD-10 Codes:

    • K625: Hemorrhage of anus and rectum

    Also known as:

    • Anal Fistula
    • Anal Disorder
    • Fistulas
    • Perianal Fistula
    • Fistula-in-Ano
    • Abnormal Anal Tract

    ICD-10 Codes:

    • K603: Anal fistula

    Also known as:

    • Other Anal and Rectal Condition
    • Anal Disorder
    • Rectal Disorder
    • Proctitis
    • Anal Disorders
    • Rectal Disorders

    ICD-10 Codes:

    • K6289: Other specified diseases of anus and rectum

    Also known as:

    • Colon Polyps
    • Colonic Polyps
    • Colorectal Polyps
    • Intestinal Polyps
    • Bowel Polyps

    ICD-10 Codes:

    • Z86010: Personal history of colon polyps

    Also known as:

    • Complete Bowel Incontinence
    • Bowel Incontinence
    • Full fecal incontinence
    • Total loss of bowel control
    • Severe accidental bowel leakage

    ICD-10 Codes:

    • R159: Full incontinence of feces

    Also known as:

    • Anal Fistula
    • Perianal Fistula
    • Fistula in Anus
    • Rectal Fistula

    ICD-10 Codes:

    • K6030: Anal fistula, unspecified

    Also known as:

    • Anal Itching
    • Anal Disorder
    • Itching
    • Pruritus Ani
    • Itchy Anus
    • Perianal Itch

    ICD-10 Codes:

    • L290: Pruritus ani

    What procedures does Dr. Aversa perform?

    As a Colon & Rectal Surgeon (Proctologist), Dr. Aversa 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. Aversa. 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:

    • Colonoscopy with Biopsy
    • Diagnostic Colonoscopy with Biopsy
    • Colonoscopy with Polyp Removal
    • Flexible Sigmoidoscopy with Injection
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy
    • Colon Biopsy
    • Large Intestine Scope
    • Colorectal Cancer Screening
    • Colon Exam with Biopsy
    • Lower Endoscopy
    • Colon Cancer Screening
    • Flexible Colonoscopy with Polypectomy
    • Colon Polyp Removal
    • Colorectal Lesion Excision
    • Sigmoidoscopy with Submucosal Injection
    • Lower Colon Scope with Injection
    • Flexible Sigmoid Scope
    • Rectal and Lower Colon Exam

    CPT Codes:

    • 45380: Colonoscopy, flexible; with biopsy, single or multiple
    • 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
    • 45335: Sigmoidoscopy, flexible; with directed submucosal injection(s), any substance

    Also known as:

    • Hemorrhoid Removal with Rubber Band Ligation
    • Hemorrhoid Removal (Ligation)
    • Hemorrhoid Removal by Heat
    • Internal Hemorrhoid Ligation (Non-Rubber Band)
    • Rubber Band Ligation for Hemorrhoids
    • Internal Hemorrhoid Ligation
    • Banding of Hemorrhoids
    • Hemorrhoid Banding
    • Hemorrhoidectomy
    • Piles Removal
    • Non-Rubber Band Ligation
    • Infrared Coagulation for Hemorrhoids
    • Hemorrhoid Cautery
    • Radiofrequency Hemorrhoid Treatment
    • Hemorrhoidectomy by ligation
    • Internal hemorrhoid removal
    • Surgical hemorrhoid treatment

    CPT Codes:

    • 46221: Hemorrhoidectomy, internal, by rubber band ligation(s)
    • 46946: Hemorrhoidectomy, internal, by ligation other than rubber band; 2 or more hemorrhoid columns/groups, without imaging guidance
    • 46930: Destruction of internal hemorrhoid(s) by thermal energy (eg, infrared coagulation, cautery, radiofrequency)
    • 46945: Hemorrhoidectomy, internal, by ligation other than rubber band; single hemorrhoid column/group, without imaging guidance

    Also known as:

    • Removal of Multiple Hemorrhoids
    • Hemorrhoidectomy
    • Internal and External Hemorrhoid Surgery
    • Piles Removal Surgery

    CPT Codes:

    • 46260: Hemorrhoidectomy, internal and external, 2 or more columns/groups;

    Also known as:

    • Anal Fistula Surgery
    • Anal Skin Tag Removal
    • Fistulectomy
    • Fistulotomy
    • Anal Fistula Repair
    • Intersphincteric Fistula Repair
    • Perianal Fistula Surgery
    • Perianal Fistula Repair
    • Anal Papilla Excision
    • Perianal Skin Tag Removal
    • Anal Lesion Excision

    CPT Codes:

    • 46280: Surgical treatment of anal fistula (fistulectomy/fistulotomy); transsphincteric, suprasphincteric, extrasphincteric or multiple, including placement of seton, when performed
    • 46275: Surgical treatment of anal fistula (fistulectomy/fistulotomy); intersphincteric
    • 46270: Surgical treatment of anal fistula (fistulectomy/fistulotomy); subcutaneous
    • 46220: Excision of single external papilla or tag, anus

    Also known as:

    • Removal of Rectal Tumor
    • Rectal Tumor Removal Through Anus
    • Transanal Rectal Tumor Excision
    • Partial Thickness Rectal Tumor Removal
    • Rectal Lesion Excision
    • Transanal tumor excision
    • Full thickness rectal resection
    • Rectal cancer surgery via anus

    CPT Codes:

    • 45171: Excision of rectal tumor, transanal approach; not including muscularis propria (ie, partial thickness)
    • 45172: Excision of rectal tumor, transanal approach; including muscularis propria (ie, full thickness)

    Also known as:

    • Anal Fissure Removal with Muscle Release
    • Fissurectomy
    • Sphincterotomy
    • Anal Fissure Repair
    • Chronic Fissure Surgery

    CPT Codes:

    • 46200: Fissurectomy, including sphincterotomy, when performed

    Also known as:

    • Flexible Sigmoidoscopy with Biopsy
    • Colonoscopy with Injections
    • Colorectal Cancer Screening Tests
    • Colonoscopy
    • Sigmoid Colon Scope with Biopsy
    • Lower Endoscopy with Tissue Sample
    • Flexible Sigmoidoscopy and Biopsy
    • Rectum and Lower Colon Exam
    • Flexible Colonoscopy with Injection
    • Colon Scope with Medication
    • Therapeutic Colonoscopy

    CPT Codes:

    • 45331: Sigmoidoscopy, flexible; with biopsy, single or multiple
    • 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance

    Also known as:

    • Flexible Sigmoidoscopy
    • Colorectal Cancer Screening Tests
    • Sigmoidoscopy
    • Lower colon exam
    • Flexible colon scope
    • Rectum and lower colon check

    CPT Codes:

    • 45330: Sigmoidoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    Also known as:

    • Removal of Anal Skin Tags
    • Anal Papillae Excision
    • Perianal Skin Tag Removal
    • Anorectal Tag Excision

    CPT Codes:

    • 46230: Excision of multiple external papillae or tags, anus

    Also known as:

    • Anoscopy (Diagnostic)
    • Anoscopy
    • Anal Canal Exam
    • Rectal Scope Exam
    • Anus Diagnostic Procedure

    CPT Codes:

    • 46600: Anoscopy; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    Also known as:

    • Anal Seton Removal
    • Seton Removal
    • Anal Marker Removal
    • Fistula Seton Removal

    CPT Codes:

    • 46030: Removal of anal seton, other marker

    Also known as:

    • Hemorrhoid Removal Surgery
    • Hemorrhoidectomy
    • Piles Surgery
    • Internal and External Hemorrhoid Excision

    CPT Codes:

    • 46255: Hemorrhoidectomy, internal and external, single column/group;

    Also known as:

    • Anal Lesion Excision
    • Removal of Anal Warts
    • Surgical Excision of Anal Lesions
    • Anus Lesion Removal

    CPT Codes:

    • 46922: Destruction of lesion(s), anus (eg, condyloma, papilloma, molluscum contagiosum, herpetic vesicle), simple; surgical excision

    Also known as:

    • Extensive Anal Lesion Removal
    • Anal wart removal
    • Destruction of anal condyloma
    • Anal papilloma treatment
    • Anal lesion ablation

    CPT Codes:

    • 46924: Destruction of lesion(s), anus (eg, condyloma, papilloma, molluscum contagiosum, herpetic vesicle), extensive (eg, laser surgery, electrosurgery, cryosurgery, chemosurgery)

    Also known as:

    • Drainage of Rectal Abscess
    • Ischiorectal Abscess Drainage
    • Perirectal Abscess Incision
    • Rectal Abscess Surgery

    CPT Codes:

    • 46040: Incision and drainage of ischiorectal and/or perirectal abscess (separate procedure)

    Also known as:

    • Anal Sphincter Nerve Block
    • Internal Anal Sphincter Chemodenervation
    • Anal Sphincter Injection
    • Botox for Anal Fissure
    • Chemical Denervation of Anal Muscle

    CPT Codes:

    • 46505: Chemodenervation of internal anal sphincter

    Also known as:

    • Sacral Nerve Stimulator Implantation
    • Sacral Neuromodulation
    • Bladder Stimulator Implant
    • Nerve Stimulator for Pelvic Pain
    • Bladder Pacemaker Surgery
    • Sacral Nerve Electrode Placement

    CPT Codes:

    • 64561: Percutaneous implantation of neurostimulator electrode array; sacral nerve (transforaminal placement) including image guidance, if performed
    • 64581: Open implantation of neurostimulator electrode array; sacral nerve (transforaminal placement)

    Also known as:

    • Neurostimulator Device Implantation (Peripheral, Sacral, or Gastric)
    • Nerve Stimulator Implant
    • Sacral Neuromodulation Device
    • Gastric Stimulator Placement
    • Peripheral Nerve Stimulator

    CPT Codes:

    • 64590: Insertion or replacement of peripheral, sacral, or gastric neurostimulator pulse generator or receiver, requiring pocket creation and connection between electrode array and pulse generator or receiver

    Does Dr. Aversa accept my insurance?

    Dr. Aversa accepts most major insurance plans. Important: Please call our office at (203) 281-7000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Aversa accept in Hamden, CT?

    Dr. Aversa in Hamden, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • ArcBest Corporation

    • CarePartners of Connecticut

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • EmblemHealth

    • Express Scripts

    • Medicare

    • State of Connecticut

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Aversa's office located?

    Dr. John Aversa's Primary Practice

    2200 Whitney Ave Ste 170

    Hamden, CT 06518

    (203) 281-7000

    Get Directions

    Dr. John Aversa's Practice 2

    111 Wakelee Ave Fl 3

    Ansonia, CT 06401

    Get Directions

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

    Dr. Aversa's National Provider Identifier (NPI) number is 1588830699.

    What common questions do patients ask about Dr. Aversa?

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

    What is Dr. John Aversa's specialty?

    Dr. Aversa is a Colon & Rectal Surgeon (Proctologist) near Hamden, CT. A colon and rectal surgeon possesses the expertise to diagnose and treat a variety of ailments affecting the intestinal tract, including the colon, rectum, anal canal, and perianal area, through both medical and surgical interventions. Furthermore, this professional also engages with other organs and tissues, including the liver, urinary system, and female reproductive system, that are relevant to primary intestinal disorders. Contact Dr. Aversa to book an appointment today.

    Is this Dr. John Aversa affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Aversa is affiliated with Griffin Hospital, St. Vincent's Medical Center - Bridgeport, MidState Medical Center, Bridgeport 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 Colon & Rectal Surgeon (Proctologist)?

    Explore Colon & Rectal Surgeon (Proctologist) 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 John Aversa accepting new patients in Hamden, CT?

    Yes, Dr. John Aversa is accepting new patients at this time.

    Does Dr. John Aversa offer online booking?

    Please contact Dr. Aversa's office at (203) 281-7000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Aversa?

    Please contact Dr. Aversa's office at (203) 281-7000 for information regarding telehealth appointment availability or for scheduling assistance.

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