SS
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Shanmugan, Colon & Rectal Surgeon (Proctologist) in Orange, CA?
Dr. Skandan Shanmugan, MD is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Orange, CA. Dr. Shanmugan is fluent in English, and is currently seeing new patients. Dr. Shanmugan’s practice accepts Medicaid, Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Shanmugan’s office.
What are Areas of Expertise for Dr. Shanmugan?
Dr. Skandan Shanmugan, MD is a highly-rated, board-certified Colon & Rectal Surgeon (Proctologist) known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Shanmugan empowers patients to confidently navigate their health journey, specializing in Colon & Rectal Cancer, Incontinence-Fecal, Inflammatory Bowel Disease, and comprehensive wellness support. Serving the Orange, CA community, Dr. Shanmugan is dedicated to enhancing lives through expert, patient-centered care.
What languages does Dr. Shanmugan speak?
Dr. Shanmugan and their clinical team can communicate with patients in the following languages:
English
What conditions does a Colon & Rectal Surgeon (Proctologist) like Dr. Shanmugan typically treat?
As a Colon & Rectal Surgeon (Proctologist), Dr. Shanmugan 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. Shanmugan. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Colorectal Cancer
- Rectal cancer
- Colon cancer
- Bowel cancer
- Malignant neoplasm of rectum
- Malignant neoplasm of sigmoid colon
- Malignant neoplasm of colon
ICD-10 Codes:
- C20: Malignant neoplasm of rectum
- C187: Malignant neoplasm of sigmoid colon
- C189: Malignant neoplasm of colon, unspecified
Also known as:
- Hemorrhoids
- Piles
- Swollen Veins in Anus
- Anal Lumps
ICD-10 Codes:
- K649: Unspecified hemorrhoids
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:
- Anal Fistula
- Anal Disorder
- Fistulas
- Perianal Fistula
- Fistula-in-Ano
- Abnormal Anal Tract
ICD-10 Codes:
- K603: Anal fistula
Also known as:
- Intestine Diverticulitis
- Diverticulosis and Diverticulitis
- Inflamed Bowel Diverticula
- Bowel Diverticular Inflammation
ICD-10 Codes:
- K5792: Diverticulitis of intestine, part unspecified, without perforation or abscess without bleeding
What procedures does a Colon & Rectal Surgeon (Proctologist) like Dr. Shanmugan typically perform?
As a Colon & Rectal Surgeon (Proctologist), Dr. Shanmugan 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. Shanmugan. 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. Learn more about our claims-based healthcare methodology.
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:
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
- Laparoscopic Partial Colon Removal
- Minimally invasive colectomy
- Laparoscopic bowel resection
- Keyhole colon surgery
- Minimally Invasive Colectomy
- Laparoscopic Bowel Resection
- Keyhole Colon Surgery
CPT Codes:
- 44207: Laparoscopy, surgical; colectomy, partial, with anastomosis, with coloproctostomy (low pelvic anastomosis)
- 44204: Laparoscopy, surgical; colectomy, partial, with anastomosis
Also known as:
- Anal Fistula Surgery
- Fistulectomy
- Fistulotomy
- Anal Fistula Repair
CPT Codes:
- 46280: Surgical treatment of anal fistula (fistulectomy/fistulotomy); transsphincteric, suprasphincteric, extrasphincteric or multiple, including placement of seton, when performed
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:
- Seton Placement
- Fistula Seton Insertion
- Drainage Seton Placement
- Anal Fistula Treatment
CPT Codes:
- 46020: Placement of seton
Also known as:
- Flexible Sigmoidoscopy with Biopsy
- Colorectal Cancer Screening Tests
- Sigmoid Colon Scope with Biopsy
- Lower Endoscopy with Tissue Sample
- Flexible Sigmoidoscopy and Biopsy
- Rectum and Lower Colon Exam
CPT Codes:
- 45331: Sigmoidoscopy, flexible; with biopsy, single or multiple
Does Dr. Shanmugan accept my insurance?
Dr. Shanmugan accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Shanmugan accept in Orange, CA?
Dr. Shanmugan in Orange, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centene Corporation
Inland Empire Health Plan
Medicare
Monarch HealthCare
OptumRx Administered Payer
Other Health Care Provider
State of California
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Shanmugan's office located?
What is Dr. Shanmugan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Shanmugan's National Provider Identifier (NPI) number is 1982845574.
What common questions do patients ask about Dr. Shanmugan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Shanmugan
What is Dr. Skandan Shanmugan's specialty?
Dr. Shanmugan is a Colon & Rectal Surgeon (Proctologist) near Orange, CA.
What does a Colon & Rectal Surgeon (Proctologist) do?
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.
Is this Dr. Skandan Shanmugan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Shanmugan is affiliated with Uci 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
When to see a Colon & Rectal Surgeon (Proctologist)?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Colon & Rectal Surgeon (Proctologist). Explore 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 Skandan Shanmugan accepting new patients in Orange, CA?
Yes, Dr. Skandan Shanmugan is accepting new patients at this time.
Does Dr. Skandan Shanmugan offer online booking?
Please contact Dr. Shanmugan's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Skandan Shanmugan?
Please contact Dr. Shanmugan's office for information regarding telehealth appointment availability or for scheduling assistance.
Other Colon & Rectal Surgeon (Proctologist) Near Orange, CA
MW
Colon & Rectal Surgeon (Proctologist)
Dr. Matthew Whealon, MD is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Orange, CA with 1 additional practice location.
Orange, CA

Colon & Rectal Surgeon (Proctologist)
Dr. Steven Mills, MD is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Orange, CA with 2 additional practice locations. He is board certified.
Orange, CA

Colon & Rectal Surgeon (Proctologist)
Dr. Joseph Carmichael, MD is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Orange, CA with 1 additional practice location. He is board certified.
Orange, CA
Connect with DR. Shanmugan
101 The City Dr S
Orange, CA 92868