45 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Schaffner, Gastroenterologist in Rochester, MN?
Dr. John Schaffner, MD is a Gastroenterologist, who primarily practices in Rochester, MN. He has been practicing for over 45 years and is board certified by the American Board of Internal Medicine. Dr. Schaffner completed his residency at Univ Of Mi Hosps & Hlth Ctrs, Gastroenterology; Rush-Presby-St Luke'S M C, Internal Medicine. Dr. Schaffner is fluent in English, and is currently seeing new patients. Dr. Schaffner’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Schaffner’s office at (507) 284-2511.
Where did Dr. Schaffner go to medical school and complete their residency?
Residency: Univ Of Mi Hosps & Hlth Ctrs, Gastroenterology; Rush-Presby-St Luke'S M C, Internal Medicine | Rush Presby St Luke's M C
Medical School: Rush Med Coll of Rush University, Chicago Il
Is Dr. Schaffner board certified in Gastroenterologist?
Yes, Dr. John Schaffner, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Schaffner speak?
Dr. Schaffner and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Schaffner treat?
As a Gastroenterologist, Dr. Schaffner 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. Schaffner. 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:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
Also known as:
- Abdominal Pain
- Upper Middle Abdominal Pain
- Widespread Abdominal Pain
- Stomach Ache
- Belly Pain
- Stomach Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
- General stomach pain
- Overall belly pain
- Diffuse abdominal pain
ICD-10 Codes:
- R109: Unspecified abdominal pain
- R1013: Epigastric pain
- R1084: Generalized abdominal pain
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:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
Also known as:
- Gastrointestinal Bleeding
- Dark, Tarry Stools (Melena)
- Gastrointestinal (GI) Bleeding
- GI Bleeding
- Internal Digestive Bleeding
- Digestive Tract Hemorrhage
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K922: Gastrointestinal hemorrhage, unspecified
- K921: Melena
Also known as:
- Nausea
- Nausea and Vomiting
- Feeling Sick to Stomach
- Queasiness
- Upset Stomach
- Feeling Sick and Throwing Up
- Stomach Flu Symptoms
- Queasy and Vomiting
ICD-10 Codes:
- R110: Nausea
- R112: Nausea with vomiting, unspecified
Also known as:
- Anemia
- Iron Deficiency Anemia
- Iron
- Low Red Blood Cell Count
- Low Hemoglobin
- Iron deficiency
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D649: Anemia, unspecified
- 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:
- Abdominal Bloating
- Gas
- Gas in the Digestive Tract
- Bloated Stomach
- Swollen Belly
- Gaseous Distension
ICD-10 Codes:
- R140: Abdominal distension (gaseous)
Also known as:
- Unexplained Weight Loss
- Involuntary Weight Loss
- Significant Weight Loss
- Unintentional Weight Loss
ICD-10 Codes:
- R634: Abnormal weight loss
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:
- 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:
- Irritable Bowel Syndrome with Diarrhea
- Irritable Bowel Syndrome
- Irritable Bowel Syndrome (IBS)
- IBS-D
- Diarrhea-Predominant IBS
- Spastic Colon with Diarrhea
ICD-10 Codes:
- K580: Irritable bowel syndrome with diarrhea
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
Which procedures does Dr. Schaffner perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. John Schaffner 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. Schaffner's office.
Does Dr. Schaffner accept my insurance?
Dr. Schaffner accepts most major insurance plans. Important: Please call our office at (507) 284-2511 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Schaffner accept in Rochester, MN?
Dr. Schaffner in Rochester, MN 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 and Blue Shield of Minnesota
CVS Health (formerly Aetna)
Department of Defense / Tricare
Department of Veterans Affairs
Medicare
Mutual of Omaha
State of Minnesota
Ucare
UnitedHealthcare
View All Insurances
Where is Dr. Schaffner's office located?
What is Dr. Schaffner's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Schaffner's National Provider Identifier (NPI) number is 1235118639.
What common questions do patients ask about Dr. Schaffner?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Schaffner
What is Dr. John Schaffner's specialty?
Dr. Schaffner is a Gastroenterologist near Rochester, MN. 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. Schaffner to book an appointment today.
Is this Dr. John Schaffner affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Schaffner is affiliated with RUSH University 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 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 John Schaffner accepting new patients in Rochester, MN?
Yes, Dr. John Schaffner is accepting new patients at this time.
Does Dr. John Schaffner offer online booking?
Please contact Dr. Schaffner's office at (507) 284-2511 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Schaffner?
Please contact Dr. Schaffner's office at (507) 284-2511 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Schaffner have?
Dr. John Schaffner is certified by the American Board of Internal Medicine.
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