LC
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Chen, Colon & Rectal Surgeon (Proctologist) in Boston, MA?
Dr. Lilian Chen, MD is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Boston, MA with 1 additional practice location. She is board certified. Dr. Chen is fluent in English and Chinese, and is currently seeing new patients. Dr. Chen’s practice accepts Medicaid, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chen’s office.
What are Areas of Expertise for Dr. Chen?
Dr. Lilian Chen, MD is a highly-rated, board-certified Colon & Rectal Surgeon (Proctologist) known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Chen empowers patients to confidently navigate their health journey, specializing in Anal Disorders & Reconstruction, Colon & Rectal Cancer & Surgery, Crohn's Disease, Hemorrhoids, Incontinence-Fecal, Incontinence/Pelvic Floor Disorders, Inflammatory Bowel Disease, Minimally Invasive Surgery, Robotic Surgery, Ulcerative Colitis, or comprehensive wellness support. Serving the Boston/MA community, Dr. Chen is dedicated to enhancing lives through expert, patient-centered care.
What languages does Dr. Chen speak?
Dr. Chen and their clinical team can communicate with patients in the following languages:
Chinese
English
What conditions does Dr. Chen treat?
As a Colon & Rectal Surgeon (Proctologist), Dr. Chen 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. Chen. 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
- Second Degree Hemorrhoids
- Hemorrhoidal Skin Tags
- Third Degree Hemorrhoids
- Piles
- Anal veins
- Swollen rectal veins
- Internal hemorrhoids that prolapse
- Grade 2 hemorrhoids
- Moderate hemorrhoids
- Anal skin tags
- Perianal skin tags
- Leftover hemorrhoid skin
- Prolapsed hemorrhoids
- Grade 3 hemorrhoids
- Severe hemorrhoids
- Swollen Veins in Anus
- Anal Lumps
ICD-10 Codes:
- K648: Other hemorrhoids
- K641: Second degree hemorrhoids
- K644: Residual hemorrhoidal skin tags
- K642: Third degree hemorrhoids
- K649: Unspecified hemorrhoids
Also known as:
- Colorectal Cancer
- Rectal cancer
- Colon cancer
- Bowel cancer
- Malignant neoplasm of rectum
- Malignant neoplasm of colon
- Colon Cancer
- Ascending Colon Cancer
- Bowel Cancer
- Colorectal Carcinoma
ICD-10 Codes:
- C20: Malignant neoplasm of rectum
- C189: Malignant neoplasm of colon, unspecified
- C182: Malignant neoplasm of ascending colon
Also known as:
- Anal Fistula
- Perianal Fistula
- Fistula in Anus
- Rectal Fistula
ICD-10 Codes:
- K6030: Anal fistula, unspecified
Also known as:
- Anal Fistula
- Anal Dysplasia
- Anal Disorder
- Fistulas
- Perianal Fistula
- Fistula-in-Ano
- Abnormal Anal Tract
- Abnormal anal cells
- Precancerous anal changes
- Anal epithelial dysplasia
ICD-10 Codes:
- K603: Anal fistula
- K6282: Dysplasia of anus
Also known as:
- Anal Fissure
- Anal Disorder
- Rectal Tear
- Fissure in Anus
- Perianal Fissure
ICD-10 Codes:
- K602: Anal fissure, unspecified
Also known as:
- Colostomy Care
- Ileostomy Care
- Ostomy
- Stoma Care
- Bowel Diversion Care
- Ostomy Bag Management
- Ileostomy Management
- Small Intestine Stoma Care
- Ileostomy Follow-up
ICD-10 Codes:
- Z433: Encounter for attention to colostomy
- Z432: Encounter for attention to ileostomy
Also known as:
- Change in Bowel Habits
- Bowel Movement
- Altered Bowel Habits
- Irregular Bowel Movements
- Changes in Pooping
ICD-10 Codes:
- R194: Change in bowel habit
Also known as:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, 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:
- 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
Also known as:
- Pilonidal Cyst
- Tailbone Disorder
- Sacrococcygeal cyst
- Pilonidal sinus
- Tailbone cyst
ICD-10 Codes:
- L0591: Pilonidal cyst without abscess
Also known as:
- Anal Itching
- Anal Disorder
- Itching
- Pruritus Ani
- Itchy Anus
- Perianal Itch
ICD-10 Codes:
- L290: Pruritus ani
Which procedures does Dr. Chen perform as a Colon & Rectal Surgeon (Proctologist)?
As a Colon & Rectal Surgeon (Proctologist), procedures performed by a Dr. Lilian Chen may include:
- Abdominal Colorectal Surgery
- Anal Pap Smear
- Anoscopy
- Colon Cancer Screening
- Colorectal Surgeon Consultation
- Colorectal Surgeon Follow Up
- Colorectal Surgery
- Colorectal Surgery Second Opinion
For detailed information, please contact Dr. Chen's office.
Does Dr. Chen accept my insurance?
Dr. Chen 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. Chen accept in Boston, MA?
Dr. Chen in Boston, MA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Cross Blue Shield of Massachusetts
Boston Medical Center
CVS Health (formerly Aetna)
Medicare
Molina
Network Health
Point32Health
State of Massachusetts
UnitedHealthcare
View All Insurances
Where is Dr. Chen's office located?
Recognitions
Castle Connolly Doctor’s Choice Awards
Doctor’s Choice - All Time
Among the most nominated for the Castle Connolly Top Doctor recognition across all time
Doctor’s Choice - 2025
Among the most nominated for the Castle Connolly Top Doctor recognition in 2025
Doctor’s Choice - Last 5 Years
Among the most nominated for the Castle Connolly Top Doctor recognition in the last 5 years
What is Dr. Chen's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Chen's National Provider Identifier (NPI) number is 1780813055.
What common questions do patients ask about Dr. Chen?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Chen
What is Dr. Lilian Chen's specialty?
Dr. Chen is a Colon & Rectal Surgeon (Proctologist) near Boston, MA. 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. Chen to book an appointment today.
Is this Dr. Lilian Chen affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Chen is affiliated with Tufts 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
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 Lilian Chen accepting new patients in Boston, MA?
Yes, Dr. Lilian Chen is accepting new patients at this time.
Does Dr. Lilian Chen offer online booking?
Please contact Dr. Chen's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Lilian Chen?
Please contact Dr. Chen's office for information regarding telehealth appointment availability or for scheduling assistance.
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