LB
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Bleich, Gastroenterologist in Acton, MA?
Dr. Lauren Bleich, MD is a Gastroenterologist, who primarily practices in Acton, MA. She is board certified. Dr. Bleich is fluent in English and Spanish, and is currently seeing new patients. Dr. Bleich’s practice accepts Cigna, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Bleich’s office.
What are Areas of Expertise for Dr. Bleich?
Dr. Lauren Bleich, MD is a highly-rated, board-certified Gastroenterologist 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. Bleich empowers patients to confidently navigate their health journey, specializing in Celiac Disease, Endoscopy & Colonoscopy, Gastroesophageal Reflux Disease (GERD), Irritable Bowel Syndrome, Ulcerative Colitis, or comprehensive wellness support. Serving the Acton/MA community, Dr. Bleich is dedicated to enhancing lives through expert, patient-centered care.
What languages does Dr. Bleich speak?
Dr. Bleich and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Bleich treat?
As a Gastroenterologist, Dr. Bleich 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. Bleich. 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:
- 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:
- Acid Reflux
- GERD with Esophagitis
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Eosinophilic Esophagitis
- Gastroesophageal Reflux
- Heartburn
- Indigestion
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
Also known as:
- Abdominal Pain
- Upper Middle Abdominal Pain
- Stomach Ache
- Belly Pain
- Stomach Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R109: Unspecified abdominal pain
- R1013: Epigastric pain
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z860100: Personal history of colon polyps, unspecified
- Z86010: Personal history of colon polyps
Also known as:
- Crohn's Disease
- Crohn’s Disease
- Regional Enteritis
- Inflammatory Bowel Disease (IBD)
- Terminal Ileitis
ICD-10 Codes:
- K5090: Crohn's disease, unspecified, without complications
Also known as:
- Ulcerative Colitis
- Colitis
- Inflammatory Bowel Disease (IBD)
- Chronic Colitis
ICD-10 Codes:
- K5190: Ulcerative colitis, unspecified, without complications
Also known as:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
Also known as:
- Rectal Bleeding
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- Anal Bleeding
- Blood in Stool
- Lower GI Bleed
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K625: Hemorrhage of anus and rectum
- K921: Melena
Also known as:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
Also known as:
- Iron Deficiency Anemia
- Anemia
- Iron
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D509: Iron deficiency anemia, unspecified
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Fatty Liver Disease
- Liver Disease
- Nonalcoholic Fatty Liver Disease (NAFLD) & NASH
- Nonalcoholic Fatty Liver Disease & NASH in Children
- NAFLD
- NASH
- Hepatic steatosis
ICD-10 Codes:
- K760: Fatty (change of) liver, not elsewhere classified
Also known as:
- Family history of colon polyps
- Inherited colon polyp risk
- Genetic predisposition to colon polyps
- Family history of intestinal growths
ICD-10 Codes:
- Z83719: Family history of colon polyps, unspecified
Also known as:
- Intestinal Malabsorption
- Malabsorption Syndromes
- Nutrient Malabsorption
- Digestive Malabsorption
- Malabsorption Disorder
ICD-10 Codes:
- K9089: Other intestinal malabsorption
Also known as:
- Heartburn
- Acid Reflux
- Indigestion
- GERD Symptoms
ICD-10 Codes:
- R12: Heartburn
Also known as:
- Family History of Digestive Organ Cancer
- Cancer
- Family History
- Genetic risk for gastrointestinal cancer
- Family history of GI cancer
- Hereditary digestive cancer
ICD-10 Codes:
- Z800: Family history of malignant neoplasm of digestive organs
Which procedures does Dr. Bleich perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. Lauren Bleich may include:
- Colonoscopy
- Colonoscopy Consultation
- Colorectal Cancer Screening
- Endoscopic Ultrasound
- Endoscopy / Endoscopic Ultrasound
- Gastric Balloon
- Gastric Stimulator Implantation Consultation
- Gastric Stimulator Implantation Follow Up
For detailed information, please contact Dr. Bleich's office.
Does Dr. Bleich accept my insurance?
Dr. Bleich 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. Bleich accept in Acton, MA?
Dr. Bleich in Acton, 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
AllWays Health Partners (MA)
BCBS Unspecified
Blue Cross Blue Shield of Massachusetts
Federal Employee Program
Florida Blue / Guidewell
Medicare
Point32Health
State of Massachusetts
UnitedHealthcare
View All Insurances
Where is Dr. Bleich's office located?
Recognitions
Castle Connolly Doctor’s Choice Awards
Doctor’s Choice - 2025
Among the most nominated for the Castle Connolly Top Doctor recognition in 2025
What is Dr. Bleich's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Bleich's National Provider Identifier (NPI) number is 1083882989.
What common questions do patients ask about Dr. Bleich?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Bleich
What is Dr. Lauren Bleich's specialty?
Dr. Bleich is a Gastroenterologist near Acton, MA. An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs. Contact Dr. Bleich to book an appointment today.
Is this Dr. Lauren Bleich affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Bleich is affiliated with Emerson Health 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 Gastroenterologist?
Explore Gastroenterologist 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 Lauren Bleich accepting new patients in Acton, MA?
Yes, Dr. Lauren Bleich is accepting new patients at this time.
Does Dr. Lauren Bleich offer online booking?
Please contact Dr. Bleich's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Lauren Bleich?
Please contact Dr. Bleich's office for information regarding telehealth appointment availability or for scheduling assistance.
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AP
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Connect with DR. Bleich
45 Discovery Way # A
Acton, MA 01720