Sarah N. Flier
Experienced in Gastroesophageal Reflux Disease (GERD)

Dr. Sarah N. Flier

Internal Medicine
Beth Israel Deaconess Medical Center
Beth Israel Deaconess Healthcare - Chestnut Hill
200 Boylston Street, Floor 4 Gastroenterology, 
Chestnut Hill, MA 
On Staff At
Offers Telehealth

Experienced in Gastroesophageal Reflux Disease (GERD)
Beth Israel Deaconess Medical Center
Beth Israel Deaconess Healthcare - Chestnut Hill
200 Boylston Street, Floor 4 Gastroenterology, 
Chestnut Hill, MA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Sarah Flier is an Internal Medicine provider in Chestnut Hill, Massachusetts. Dr. Flier is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). Her top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Colonoscopy, and Endoscopy.

Her clinical research consists of co-authoring 13 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Specialties
Internal Medicine
Licenses
Internal Medicine in MA
Board Certifications
American Board Of Internal Medicine
Hospital Affiliations
Beth Israel Deaconess Medical Center
Languages Spoken
English
Gender
Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
BMC HealthNet
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Commonwealth Care Alliance
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Mass General Brigham Health Plan
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • PPO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Oscar
  • EPO
  • HMO
  • PPO
Senior Whole Health
  • MEDICARE-MEDICAID PLAN
Trustmark
  • PPO
Tufts
  • HMO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 15 Less Insurance Carriers -

Locations

Beth Israel Deaconess Healthcare - Chestnut Hill
200 Boylston Street, Floor 4 Gastroenterology, Chestnut Hill, MA 02467
Call: 617-754-8888
Other Locations
BIDMC Endoscopy - East Campus
330 Brookline Avenue, Stoneman 3, Boston, MA 02215
Call: 617-754-8888

Additional Areas of Focus

Dr. Flier has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Non-Alcoholic Fatty Liver Disease
Nonalcoholic Steatohepatitis (NASH)

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


12 Total Publications

Sexual Health and STI Counseling Is Critical but Often Overlooked in IBD.
Sexual Health and STI Counseling Is Critical but Often Overlooked in IBD.
Journal: Digestive diseases and sciences
Published: June 18, 2025
View All 12 Publications
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41 Wellman St, Suite 400, 
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VIEW MORE GASTROESOPHAGEAL REFLUX DISEASE (GERD) DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Flier's expertise for a condition
ConditionClose
    • Distinguished
    • Crohn's Disease
      Dr. Flier is
      Distinguished
      . Learn about Crohn's Disease.
      See more Crohn's Disease experts
    • Advanced
    • Ulcerative Colitis
      Dr. Flier is
      Advanced
      . Learn about Ulcerative Colitis.
      See more Ulcerative Colitis experts
    • Experienced
    • Anemia
      Dr. Flier is
      Experienced
      . Learn about Anemia.
      See more Anemia experts
    • Attenuated Familial Adenomatous Polyposis
      Dr. Flier is
      Experienced
      . Learn about Attenuated Familial Adenomatous Polyposis.
      See more Attenuated Familial Adenomatous Polyposis experts
    • Cholangitis
      Dr. Flier is
      Experienced
      . Learn about Cholangitis.
      See more Cholangitis experts
    • Colitis
      Dr. Flier is
      Experienced
      . Learn about Colitis.
      See more Colitis experts
    • Collagenous Colitis
      Dr. Flier is
      Experienced
      . Learn about Collagenous Colitis.
      See more Collagenous Colitis experts
    • Colonoscopy
      Dr. Flier is
      Experienced
      . Learn about Colonoscopy.
      See more Colonoscopy experts
    View All 25 Experienced Conditions
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