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Dr. Sergio Casillas-Romero, MD

Dr. Sergio Casillas-Romero, MD

Norwich, CT

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Casillas-Romero, Colon & Rectal Surgeon (Proctologist) in Norwich, CT?

    Dr. Sergio Casillas-Romero, MD is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Norwich, CT with 1 additional practice location. He is board certified by the American Board of Colon & Rectal Surgery and American Board of Surgery. Dr. Casillas-Romero is fluent in English and Spanish, and is currently seeing new patients. Dr. Casillas-Romero’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Casillas-Romero’s office at (860) 204-9126.

    Is Dr. Casillas-Romero board certified in Colon & Rectal Surgeon (Proctologist)?

    Yes, Dr. Sergio Casillas-Romero, MD is board certified by the American Board of Colon & Rectal Surgery , American Board of Surgery

    What languages does Dr. Casillas-Romero speak?

    Dr. Casillas-Romero and their clinical team can communicate with patients in the following languages:

    • English

    • Spanish

    What conditions does Dr. Casillas-Romero treat?

    As a Colon & Rectal Surgeon (Proctologist), Dr. Casillas-Romero 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. Casillas-Romero. 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:

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

    ICD-10 Codes:

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

    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:

    • Groin Hernia (One Side)
    • Incisional Hernia
    • Umbilical Hernia
    • Hernia
    • Inguinal Hernia
    • Unilateral Inguinal Hernia
    • Single Groin Hernia
    • Hernia in One Groin
    • Post-surgical Hernia
    • Surgical Incision Hernia
    • Scar Hernia
    • Belly Button Hernia
    • Navel Hernia
    • Umbilical Rupture

    ICD-10 Codes:

    • K4090: Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
    • K432: Incisional hernia without obstruction or gangrene
    • K429: Umbilical hernia without obstruction or gangrene

    Also known as:

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

    ICD-10 Codes:

    • K5792: Diverticulitis of intestine, part unspecified, without perforation or abscess without bleeding
    • K5732: Diverticulitis of large intestine without perforation or abscess without bleeding
    • K5720: Diverticulitis of large intestine with perforation and abscess without bleeding

    Also known as:

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

    ICD-10 Codes:

    • K6030: Anal fistula, unspecified

    Also known as:

    • Anal Fissure
    • Anal Disorder
    • Rectal Tear
    • Fissure in Anus
    • Perianal Fissure

    ICD-10 Codes:

    • K602: Anal fissure, unspecified

    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:

    • 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:

    • 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:

    • Gallstones with Chronic Gallbladder Inflammation
    • Bile Duct Disease
    • Gallstones
    • Chronic cholecystitis with gallstones
    • Long-term gallbladder inflammation

    ICD-10 Codes:

    • K8010: Calculus of gallbladder with chronic cholecystitis without obstruction

    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:

    • Large Intestine Diverticulosis
    • Diverticulosis and Diverticulitis
    • Diverticular Disease
    • Colon Diverticula
    • Pockets in the Colon

    ICD-10 Codes:

    • K5730: Diverticulosis of large intestine without perforation or abscess without bleeding

    Also known as:

    • Benign Transverse Colon Polyp
    • Benign Tumor
    • Colonic Polyps
    • Colon Polyps
    • Non-cancerous transverse colon growth
    • Transverse colon adenoma
    • Transverse colon benign tumor

    ICD-10 Codes:

    • D123: Benign neoplasm of transverse colon

    Which procedures does Dr. Casillas-Romero perform as a Colon & Rectal Surgeon (Proctologist)?

    As a Colon & Rectal Surgeon (Proctologist), procedures performed by a Dr. Sergio Casillas-Romero may include:

    For detailed information, please contact Dr. Casillas-Romero's office.

    Does Dr. Casillas-Romero accept my insurance?

    Dr. Casillas-Romero accepts most major insurance plans. Important: Please call our office at (860) 204-9126 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Casillas-Romero accept in Norwich, CT?

    Dr. Casillas-Romero in Norwich, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • CarePartners of Connecticut

    • Centene

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • EmblemHealth

    • Express Scripts

    • Medicare

    • OptumRx

    • State of Connecticut

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Casillas-Romero's office located?

    Dr. Sergio Casillas-Romero's Primary Practice

    12 Case St Ste 313

    Norwich, CT 06360

    (860) 204-9126

    Get Directions

    Dr. Sergio Casillas-Romero's Practice 2

    330 Washington St Ste 410

    Norwich, CT 06360

    (860) 889-9080

    Get Directions

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

    Dr. Casillas-Romero's National Provider Identifier (NPI) number is 1417035338.

    What common questions do patients ask about Dr. Casillas-Romero?

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

    What is Dr. Sergio Casillas-Romero's specialty?

    Dr. Casillas-Romero is a Colon & Rectal Surgeon (Proctologist) near Norwich, 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. Casillas-Romero to book an appointment today.

    Is this Dr. Sergio Casillas-Romero affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Casillas-Romero is affiliated with William W. Backus Hospital 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 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 Sergio Casillas-Romero accepting new patients in Norwich, CT?

    Yes, Dr. Sergio Casillas-Romero is accepting new patients at this time.

    Does Dr. Sergio Casillas-Romero offer online booking?

    Please contact Dr. Casillas-Romero's office at (860) 204-9126 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Sergio Casillas-Romero?

    Please contact Dr. Casillas-Romero's office at (860) 204-9126 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Sergio Casillas-Romero have?

    Dr. Sergio Casillas-Romero is certified by the American Board of Colon & Rectal Surgery and American Board of Surgery.

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