Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Duffy, Gastroenterologist in Troy, MI?
Dr. Michael Duffy, MD is a Gastroenterologist, who primarily practices in Troy, MI with 2 additional practice locations. He is board certified. Dr. Duffy graduated from Louisiana State University School of Medicine, New Orleans and completed his residency at Univ Of Ct Sch Of Med, Gastroenterology; Univ Of Ct Sch Of Med, Internal Medicine; Med Ctr La New Orleans-Lsu, Internal Medicine. Dr. Duffy is fluent in English, and is currently seeing new patients. Dr. Duffy’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Duffy’s office at (248) 273-9930.
What are Areas of Expertise for Dr. Duffy?
Dr. Michael Duffy, 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. Duffy empowers patients to confidently navigate their health journey, specializing in Barrett's Esophagus, Esophageal Disorders, Liver & Biliary Disease, or comprehensive wellness support. Serving the Troy/MI community, Dr. Duffy is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Duffy go to medical school and complete their residency?
Fellowship: Yale University School of Medicine/Yale-New Haven Hospital, Hepatology | University of Connecticut School of Medicine, Gastroenterology
Residency: Univ Of Ct Sch Of Med, Gastroenterology; Univ Of Ct Sch Of Med, Internal Medicine; Med Ctr La New Orleans-Lsu, Internal Medicine | University of Connecticut Affiliated Hospitals | LSU HEALTH SCIENCES
Medical School: La State Univ Sch of Med In New Orleans, New Orleans La | Louisiana State University School of Medicine, New Orleans
Is Dr. Duffy board certified as a Gastroenterologist?
Yes, Dr. Michael Duffy, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Duffy speak?
Dr. Duffy and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Duffy treat?
As a Gastroenterologist, Dr. Duffy 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. Duffy. 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
- 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:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Ulcerative Pancolitis
- Ulcerative Colitis
- Chronic Pancolitis
- Extensive Ulcerative Colitis
- Inflammatory Bowel Disease (IBD)
ICD-10 Codes:
- K5100: Ulcerative (chronic) pancolitis without complications
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
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
What procedures does Dr. Duffy perform?
As a Gastroenterologist, Dr. Duffy 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. Duffy. 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:
- Colonoscopy with Polyp Removal
- Colonoscopy with Biopsy
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 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:
- Diagnostic Upper Endoscopy with Biopsy
- EGD with Esophageal Balloon Dilation
- Colonoscopy with Injections
- Upper Endoscopy with Varices Banding
- Colonoscopy
- Colorectal Cancer Screening Tests
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
- Upper Endoscopy with Esophageal Dilation
- Flexible Esophagoscopy with Balloon
- EGD with Balloon Widening
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
- EGD with Band Ligation
- Esophageal Varices Banding
- Gastric Varices Treatment
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
- 43244: Esophagogastroduodenoscopy, flexible, transoral; with band ligation of esophageal/gastric varices
Also known as:
- Esophageal Dilation (Bougie)
- Esophageal Widening
- Bougie Dilation of Esophagus
- Swallowing Tube Dilation
CPT Codes:
- 43450: Dilation of esophagus, by unguided sound or bougie, single or multiple passes
Also known as:
- Upper Endoscopy with Tumor Ablation
- EGD with Ablation
- Esophagus, Stomach, Duodenum Scope with Ablation
- Flexible Endoscopy Lesion Treatment
CPT Codes:
- 43270: Esophagogastroduodenoscopy, flexible, transoral; with ablation of tumor(s), polyp(s), or other lesion(s) (includes pre- and post-dilation and guide wire passage, when performed)
Also known as:
- Capsule Endoscopy
- Pill Camera
- Wireless Capsule Endoscopy
- Small Bowel Capsule Endoscopy
- Intestinal Imaging Pill
CPT Codes:
- 91110: Gastrointestinal tract imaging, intraluminal (eg, capsule endoscopy), esophagus through ileum, with interpretation and report
Does Dr. Duffy accept my insurance?
Dr. Duffy accepts most major insurance plans. Important: Please call our office at (248) 273-9930 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Duffy accept in Troy, MI?
Dr. Duffy in Troy, MI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Benefit and Risk Management Services (BRMS)
Blue Cross Blue Shield of Michigan
Carpenters Funds Administrative Office (CA)
Health Alliance (HAMP)
Humana
Medicare
Roush Industries
Spectrum / Priority Health
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Duffy's office located?
Dr. Michael Duffy's Primary Practice
264 W Maple Rd Ste 200
Troy, MI 48084
(248) 273-9930
Recognitions
Awards
Detroit Super Doctors
Best Doctors in America
Hour Detroit Magazine's Top Docs
What is Dr. Duffy's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Duffy's National Provider Identifier (NPI) number is 1982693677.
What common questions do patients ask about Dr. Duffy?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Duffy
What is Dr. Michael Duffy's specialty?
Dr. Duffy is a Gastroenterologist near Troy, MI. 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. Duffy to book an appointment today.
Is this Dr. Michael Duffy affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Duffy is affiliated with Corewell Health William Beaumont University Hospital 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 Michael Duffy accepting new patients in Troy, MI?
Yes, Dr. Michael Duffy is accepting new patients at this time.
Does Dr. Michael Duffy offer online booking?
Please contact Dr. Duffy's office at (248) 273-9930 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Michael Duffy?
Please contact Dr. Duffy's office at (248) 273-9930 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Michael Duffy have?
Dr. Michael Duffy is certified by the American Board of Internal Medicine.
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