Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Herzig, Gastroenterologist in Acton, MA?
Dr. Gail Herzig, MD is a Gastroenterologist, who primarily practices in Acton, MA. She is board certified. Dr. Herzig graduated from Albany Medical College of Union University and completed her residency at Deaconess Hosp, Gastroenterology; Deaconess Hosp, Internal Medicine. Dr. Herzig is fluent in English and Spanish, and is currently seeing new patients. Dr. Herzig’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. Herzig’s office.
What are Areas of Expertise for Dr. Herzig?
Dr. Gail Herzig, MD is a highly-rated, board-certified Gastroenterologist 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. Herzig empowers patients to confidently navigate their health journey, specializing in Inflammatory Bowel Disease, and comprehensive wellness support. Serving the Acton, MA community, Dr. Herzig is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Herzig go to medical school and complete their residency?
Residency: Deaconess Hosp, Gastroenterology; Deaconess Hosp, Internal Medicine | New England Deaconess Hospital | Deaconess Hospital Program
Medical School: Albany Medical College of Union University
Is Dr. Herzig board certified as a Gastroenterologist?
Yes, Dr. Gail Herzig, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Herzig speak?
Dr. Herzig and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Gastroenterologist like Dr. Herzig typically treat?
As a Gastroenterologist, Dr. Herzig 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. Herzig. 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:
- 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:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- History of Adenomatous and Serrated Colon Polyps
- Past Colon Polyps
- Previous Adenomas
- History of Precancerous Colon Growths
ICD-10 Codes:
- Z860101: Personal history of adenomatous and serrated colon polyps
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
What procedures does a Gastroenterologist like Dr. Herzig typically perform?
As a Gastroenterologist, Dr. Herzig 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. Herzig. 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
- 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
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)
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Colonoscopy with Injections
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
CPT Codes:
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
Also known as:
- Liver Elastography
- Elastography
- FibroScan
- Liver stiffness test
- Shear wave elastography
CPT Codes:
- 91200: Liver elastography, mechanically induced shear wave (eg, vibration), without imaging, with interpretation and report
Does Dr. Herzig accept my insurance?
Dr. Herzig 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. Herzig accept in Acton, MA?
Dr. Herzig 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
BCBS Unspecified
Blue Cross Blue Shield of Massachusetts
Federal government of the United States
Guidewell Mutual Holding Corporation
Mass General Brigham
Medicare
Point32Health
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Herzig'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. Herzig's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Herzig's National Provider Identifier (NPI) number is 1689608440.
What common questions do patients ask about Dr. Herzig?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Herzig
What is Dr. Gail Herzig's specialty?
Dr. Herzig is a Gastroenterologist near Acton, MA.
What does a Gastroenterologist do?
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.
Is this Dr. Gail Herzig affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Herzig is affiliated with Emerson Health, Massachusetts General Hospital which are a Castle Connolly Top Hospitals. 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 Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Gastroenterologist. 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 Gail Herzig accepting new patients in Acton, MA?
Yes, Dr. Gail Herzig is accepting new patients at this time.
Does Dr. Gail Herzig offer online booking?
Please contact Dr. Herzig's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Gail Herzig?
Please contact Dr. Herzig's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Gail Herzig have?
Dr. Gail Herzig is certified by the American Board of Internal Medicine.
Other Gastroenterologist Near Acton, MA
FL
Gastroenterologist
Accepting patientsDr. Frank Linn, MD is a Gastroenterologist, who primarily practices in Acton, MA with 1 additional practice location. He has been practicing for over 36 years.
Acton, MA
Gastroenterologist
Accepting patientsDr. Peter Krims, MD is a Gastroenterologist, who primarily practices in Acton, MA. He is board certified.
Acton, MA
BH
Gastroenterologist
Accepting patientsDr. Benjamin Hyatt, MD is a Gastroenterologist, who primarily practices in Worcester, MA with 1 additional practice location.
Worcester, MA
Connect with DR. Herzig
45B Discovery Way
Acton, MA 01720