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Dr. Jeffrey Michalak, DO

Dakota Dunes, SD

14 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Michalak, Gastroenterologist in Dakota Dunes, SD?

    Dr. Jeffrey Michalak, DO is a Gastroenterologist, who primarily practices in Dakota Dunes, SD with 2 additional practice locations. He has been practicing for over 14 years and is board certified. Dr. Michalak is fluent in English, and is currently seeing new patients. Dr. Michalak’s practice accepts Cigna, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Michalak’s office at (605) 217-5500.

    Where did Dr. Michalak go to medical school and complete their residency?

    • Medical School: Des Moines University College of Osteopathic Medicine and Health Sciences | Kansas City University of Medicine & Biosciences - College of Osteopathic Medicine

    Is Dr. Michalak board certified as a Gastroenterologist?

    Yes, Dr. Jeffrey Michalak, DO is board certified by the American Board of Internal Medicine

    What languages does Dr. Michalak speak?

    Dr. Michalak and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. Michalak treat?

    As a Gastroenterologist, Dr. Michalak 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. Michalak. 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:

    • Chronic Stomach Inflammation
    • Stomach Disorder
    • Gastritis & Gastropathy
    • Chronic gastritis
    • Long-term stomach inflammation
    • Persistent stomach lining inflammation

    ICD-10 Codes:

    • K2930: Chronic superficial gastritis without bleeding
    • K2950: Unspecified chronic gastritis without bleeding

    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

    What procedures does Dr. Michalak perform?

    As a Gastroenterologist, Dr. Michalak 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. Michalak. 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 Biopsy
    • Colonoscopy with Polyp Removal
    • Diagnostic Colonoscopy with Biopsy
    • Colonoscopy with Tissue Removal
    • Colonoscopy Through Stoma
    • Colonoscopy with Polyp/Tumor Removal
    • 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
    • Flexible colonoscopy with EMR
    • Endoscopic mucosal resection (colon)
    • Colon polyp removal during colonoscopy
    • Stoma Colonoscopy
    • Diagnostic Stoma Scope
    • Colostomy Colonoscopy
    • Flexible colonoscopy with ablation
    • Colon polyp removal
    • Colon tumor destruction
    • Therapeutic colonoscopy

    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)
    • 45390: Colonoscopy, flexible; with endoscopic mucosal resection
    • 44388: Colonoscopy through stoma; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45388: Colonoscopy, flexible; 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:

    • 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
    • Colonoscopy with Injections
    • EGD with Esophageal Balloon Dilation
    • Upper Endoscopy with Injections
    • Flexible Sigmoidoscopy with Biopsy
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • EGD with Biopsy
    • Esophagogastroduodenoscopy
    • Upper GI Endoscopy
    • Stomach Scope with Sample
    • Flexible Colonoscopy with Injection
    • Colon Scope with Medication
    • Therapeutic Colonoscopy
    • Upper Endoscopy with Esophageal Dilation
    • Flexible Esophagoscopy with Balloon
    • EGD with Balloon Widening
    • EGD with Submucosal Injections
    • Esophagogastroduodenoscopy with Injections
    • Stomach Scope with Medication
    • Sigmoid Colon Scope with Biopsy
    • Lower Endoscopy with Tissue Sample
    • Flexible Sigmoidoscopy and Biopsy
    • Rectum and Lower Colon Exam

    CPT Codes:

    • 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
    • 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
    • 43236: Esophagogastroduodenoscopy, flexible, transoral; with directed submucosal injection(s), any substance
    • 45331: Sigmoidoscopy, flexible; with biopsy, single or multiple

    Also known as:

    • Esophagus Scope with Balloon Dilation
    • Esophageal Balloon Dilation
    • Flexible Esophagoscopy with Dilation
    • Stretched Esophagus Procedure

    CPT Codes:

    • 43220: Esophagoscopy, flexible, transoral; with transendoscopic balloon dilation (less than 30 mm diameter)

    Also known as:

    • Flexible Sigmoidoscopy
    • Colorectal Cancer Screening Tests
    • Sigmoidoscopy
    • Lower colon exam
    • Flexible colon scope
    • Rectum and lower colon check

    CPT Codes:

    • 45330: Sigmoidoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    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:

    • Esophageal Motility Study
    • Esophageal manometry
    • Swallowing function test
    • GERD test
    • Esophageal pressure study

    CPT Codes:

    • 91010: Esophageal motility (manometric study of the esophagus and/or gastroesophageal junction) study with interpretation and report;

    Also known as:

    • Esophageal pH and Impedance Test
    • Esophageal pH Test
    • GERD Test
    • Acid Reflux Test
    • Esophageal Impedance Monitoring
    • 24-Hour pH Study

    CPT Codes:

    • 91037: Esophageal function test, gastroesophageal reflux test with nasal catheter intraluminal impedance electrode(s) placement, recording, analysis and interpretation;

    Does Dr. Michalak accept my insurance?

    Dr. Michalak accepts most major insurance plans. Important: Please call our office at (605) 217-5500 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Michalak accept in Dakota Dunes, SD?

    Dr. Michalak in Dakota Dunes, SD 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 Nebraska

    • Centene

    • CVS Health (formerly Aetna)

    • Department of Defense / Tricare

    • Humana

    • Medicare

    • State of Tennessee

    • UnitedHealthcare

    • Wellmark BlueCross BlueShield

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    Where is Dr. Michalak's office located?

    Dr. Jeffrey Michalak's Primary Practice

    575 N Sioux Point Rd

    Dakota Dunes, SD 57049

    (605) 217-5500

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    Dr. Jeffrey Michalak's Practice 2

    801 5th St

    Sioux City, IA 51101

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    Dr. Jeffrey Michalak's Practice 3

    2720 Stone Park Blvd

    Sioux City, IA 51104

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    What is Dr. Michalak's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Michalak's National Provider Identifier (NPI) number is 1962622431.

    What common questions do patients ask about Dr. Michalak?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Michalak

    What is Dr. Jeffrey Michalak's specialty?

    Dr. Michalak is a Gastroenterologist near Dakota Dunes, SD. 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. Michalak to book an appointment today.

    Is this Dr. Jeffrey Michalak affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Michalak is affiliated with Dunes Surgical Hospital, UnityPoint Health - St. Luke's, Avera Sacred Heart 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

    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 Jeffrey Michalak accepting new patients in Dakota Dunes, SD?

    Yes, Dr. Jeffrey Michalak is accepting new patients at this time.

    Does Dr. Jeffrey Michalak offer online booking?

    Please contact Dr. Michalak's office at (605) 217-5500 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Jeffrey Michalak?

    Please contact Dr. Michalak's office at (605) 217-5500 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Jeffrey Michalak have?

    Dr. Jeffrey Michalak is certified by the American Board of Internal Medicine.

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