Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Kwaan, Colon & Rectal Surgeon (Proctologist) in Los Angeles, CA?
Dr. Mary Kwaan, MD is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Los Angeles, CA with 2 additional practice locations. She is board certified. Dr. Kwaan completed her residency at Brigham and Women's Hospital. Dr. Kwaan is fluent in English, and is currently seeing new patients. Dr. Kwaan’s practice accepts Kaiser Permanente, Medicaid, Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Kwaan’s office at (310) 794-7788.
What are Areas of Expertise for Dr. Kwaan?
Dr. Mary Kwaan, 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. Kwaan empowers patients to confidently navigate their health journey, specializing in Anorectal Disorders, Colon & Rectal Cancer & Surgery, Crohn's Disease, Diverticulitis, and comprehensive wellness support. Serving the Los Angeles, CA community, Dr. Kwaan is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Kwaan go to medical school and complete their residency?
Fellowship: University of Minnesota (Colon and Rectal Surgery) | University of Minnesota, Fellow:Colon and Rectal Surgery
Residency: Brigham and Women's Hospital | Brigham and Women's Hospital
Is Dr. Kwaan board certified as a Colon & Rectal Surgeon (Proctologist)?
Yes, Dr. Mary Kwaan, MD is board certified by the American Board of Surgery
What languages does Dr. Kwaan speak?
Dr. Kwaan and their clinical team can communicate with patients in the following languages:
English
What conditions does a Colon & Rectal Surgeon (Proctologist) like Dr. Kwaan typically treat?
As a Colon & Rectal Surgeon (Proctologist), Dr. Kwaan 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. Kwaan. 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:
- Hemorrhoids
- Third Degree Hemorrhoids
- Hemorrhoidal Skin Tags
- Piles
- Anal veins
- Swollen rectal veins
- Prolapsed hemorrhoids
- Grade 3 hemorrhoids
- Severe hemorrhoids
- Anal skin tags
- Perianal skin tags
- Leftover hemorrhoid skin
ICD-10 Codes:
- K648: Other hemorrhoids
- K642: Third degree hemorrhoids
- K644: Residual hemorrhoidal skin tags
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:
- Anal Fissure
- Anal Disorder
- Rectal Tear
- Fissure in Anus
- Perianal Fissure
ICD-10 Codes:
- K602: Anal fissure, unspecified
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
- Perianal Fistula
- Fistula in Anus
- Rectal Fistula
ICD-10 Codes:
- K6030: Anal fistula, unspecified
What procedures does a Colon & Rectal Surgeon (Proctologist) like Dr. Kwaan typically perform?
As a Colon & Rectal Surgeon (Proctologist), Dr. Kwaan 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. Kwaan. 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:
- Laparoscopic Colon Mobilization
- Laparoscopic Partial Colon Removal
- Splenic Flexure Mobilization
- Laparoscopic Colectomy Assist
- Colon Take-down Surgery
- Minimally Invasive Colectomy
- Laparoscopic Bowel Resection
- Keyhole Colon Surgery
CPT Codes:
- 44213: Laparoscopy, surgical, mobilization (take-down) of splenic flexure performed in conjunction with partial colectomy (List separately in addition to primary procedure)
- 44204: Laparoscopy, surgical; colectomy, partial, with anastomosis
Also known as:
- Seton Placement
- Fistula Seton Insertion
- Drainage Seton Placement
- Anal Fistula Treatment
CPT Codes:
- 46020: Placement of seton
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:
- Anoscopy with Biopsy
- Biopsy
- Anoscopy
- Anal Scope with Tissue Sample
- Rectal Biopsy
- Anorectal Exam with Biopsy
CPT Codes:
- 46606: Anoscopy; with biopsy, single or multiple
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. Kwaan accept my insurance?
Dr. Kwaan accepts most major insurance plans. Important: Please call our office at (310) 794-7788 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Kwaan accept in Los Angeles, CA?
Dr. Kwaan in Los Angeles, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Shield of California
Centene Corporation
Cigna Group
City of Los Angeles
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
L.A. Care Health Plan
Medicare
State of California
UnitedHealth Group
View All Insurances
Where is Dr. Kwaan's office located?
What hospitals are Dr. Kwaan affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Kwaan has admitting privileges at the following hospitals:
Recognitions
Awards
Harvard School of Public Health, Masters in Public
Health, .
Best Doctors for Women Minnesota Monthly Magazine
What is Dr. Kwaan's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Kwaan's National Provider Identifier (NPI) number is 1588732911.
What common questions do patients ask about Dr. Kwaan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Kwaan
What is Dr. Mary Kwaan's specialty?
Dr. Kwaan is a Colon & Rectal Surgeon (Proctologist) near Los Angeles, 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 Dr. Mary Kwaan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Kwaan is affiliated with Ronald Reagan Ucla 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 Dr. Mary Kwaan accepting new patients in Los Angeles, CA?
Yes, Dr. Mary Kwaan is accepting new patients at this time.
Does Dr. Mary Kwaan offer online booking?
Please contact Dr. Kwaan's office at (310) 794-7788 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. Mary Kwaan?
Please contact Dr. Kwaan's office at (310) 794-7788 to schedule an appointment.
Where is Dr. Kwaan's office located?
Dr. Kwaan's offices are located in Los Angeles, CA and Santa Monica, CA.
Which board certifications does Dr. Mary Kwaan have?
Dr. Mary Kwaan is certified by the American Board of Surgery.
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