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Dr. William Mustain, MD

Colon & Rectal Surgeon (Proctologist), Surgeon

Oklahoma City, OK

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Mustain, Colon & Rectal Surgeon (Proctologist) in Oklahoma City, OK?

    Dr. William Mustain, MD is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Oklahoma City, OK. Dr. Mustain is fluent in English and Hindi, and is currently seeing new patients. Dr. Mustain’s practice accepts Medicare, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Mustain’s office at (501) 686-8000.
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    Castle Connolly Top Doctor

    Castle Connolly Top Doctors are doctor-nominated and selected by a physician-led research team.

    What are Areas of Expertise for Dr. Mustain?

    Dr. William Mustain, 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. Mustain empowers patients to confidently navigate their health journey, specializing in Anorectal Disorders, Colon & Rectal Cancer & Surgery, Diverticulitis, Incontinence/Pelvic Floor Disorders, Inflammatory Bowel Disease, and comprehensive wellness support. Serving the Oklahoma City, OK community, Dr. Mustain is dedicated to enhancing lives through expert, patient-centered care.

    What languages does Dr. Mustain speak?

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

    • English
    • Hindi

    What conditions does a Colon & Rectal Surgeon (Proctologist) like Dr. Mustain typically treat?

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

    • 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:

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

    ICD-10 Codes:

    • K603: Anal fistula

    Also known as:

    • History of rectal or anal cancer
    • Colorectal Cancer
    • Past rectal cancer
    • Anal cancer survivor
    • Previous rectosigmoid malignancy

    ICD-10 Codes:

    • Z85048: Personal history of other malignant neoplasm of rectum, rectosigmoid junction, and anus

    Also known as:

    • Digestive System Surgery Aftercare
    • After Surgery
    • Post-gastrointestinal surgery care
    • Stomach surgery aftercare
    • Bowel surgery recovery

    ICD-10 Codes:

    • Z48815: Encounter for surgical aftercare following surgery on the digestive system

    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:

    • Hemorrhoids
    • Piles
    • Anal veins
    • Swollen rectal veins

    ICD-10 Codes:

    • K648: Other hemorrhoids

    What procedures does a Colon & Rectal Surgeon (Proctologist) like Dr. Mustain typically perform?

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

    • Colonoscopy with Biopsy
    • Colonoscopy with Polyp Removal
    • Diagnostic Colonoscopy with Biopsy
    • Colonoscopy with Tissue Removal
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy
    • Colon Biopsy
    • Large Intestine Scope
    • Colorectal Cancer Screening
    • Flexible Colonoscopy with Polypectomy
    • Colon Polyp Removal
    • Colorectal Lesion Excision
    • Colon Exam with Biopsy
    • Lower Endoscopy
    • Colon Cancer Screening
    • Flexible colonoscopy with EMR
    • Endoscopic mucosal resection (colon)
    • Colon polyp removal during colonoscopy

    CPT Codes:

    • 45380: Colonoscopy, flexible; with biopsy, single or multiple
    • 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
    • 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45390: Colonoscopy, flexible; with endoscopic mucosal resection

    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 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:

    • 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. Mustain accept my insurance?

    Dr. Mustain accepts most major insurance plans. Important: Please call our office at (501) 686-8000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Mustain accept in Oklahoma City, OK?

    Dr. Mustain in Oklahoma City, OK accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Allied Benefit Systems

    • Centene Corporation

    • Cigna Group

    • City of Los Angeles

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Health Care Service Corporation

    • Medicare

    • Oscar Health

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Mustain's office located?

    Dr. William Mustain's Primary Practice

    4205 McAuley Blvd Ste 375

    Oklahoma City, OK 73120

    (501) 686-8000

    Get Directions

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

    Dr. Mustain's National Provider Identifier (NPI) number is 1760635890.

    What common questions do patients ask about Dr. Mustain?

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

    What is Dr. William Mustain's specialty?

    Dr. Mustain is a Colon & Rectal Surgeon (Proctologist) near Oklahoma City, OK.

    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 Dr. William Mustain affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Mustain is affiliated with Mercy Hospital - Oklahoma City 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 Dr. William Mustain accepting new patients in Oklahoma City, OK?

    Yes, Dr. William Mustain is accepting new patients at this time.

    Does Dr. William Mustain offer online booking?

    Please contact Dr. Mustain's office at (501) 686-8000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. William Mustain?

    Please contact Dr. Mustain's office at (501) 686-8000 to schedule an appointment.

    Where is Dr. Mustain's office located?

    Dr. Mustain's office is located in Oklahoma City, OK.