Summary

Dr. Jeffrey Michalak is a gastroenterologist and internal medicine physician with 21 years of experience helping patients with digestive health concerns. He earned his medical degree from Kansas City University of Medicine & Bioscience College of Osteopathic Medicine. Dr. Michalak speaks both Spanish and English, allowing him to care for a diverse patient population.

Dr. Michalak practices at multiple locations including Dakota Dunes, South Dakota and Sioux City, Iowa, with affiliations at UnityPoint Health Saint Luke's Downtown, Saint Luke's Regional Medical Center, and Dunes Surgical Hospital. He specializes in treating conditions such as colon polyps, GERD, and hemorrhoids. His expertise includes performing colonoscopies, upper GI endoscopies, and lower GI endoscopies to diagnose and treat digestive issues. Patients have given him an average rating of 3.9 out of 5 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.9
  • 21 years of experience
  • speaks Spanish, English
  • Kansas City University Of Medicine & Bioscience College Of Osteopathic Med
  • 2 specialties
  • 9 areas of expertise
  • 2 board certifications
  • 3 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Flexible scheduling

Office Locations

Dr. Jeffrey Patrick Michalak has 3 locations

Cnos Dakota Dunes

575 N Sioux Point RdDakota Dunes, SD 57049
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 5:00 pm
Fri7:00 am - 5:00 pm
SatClosed
SunClosed

Saint Lukes Regional Medical Center

2720 Stone Park BlvdSioux City, IA 51104

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Dr. Jeffrey Patrick Michalak, DO
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Dr. Jeffrey Patrick Michalak, DODr. Nida KhokharDr. Linda Yuan JiangDr. Alexander Michael Sarkisian
GastroenterologyInternal MedicineNeurologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
21 Years of Experience 7 Years of Experience 12 Years of Experience 10 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English
Dakota Dunes , SDSioux City , IAFort Myers , FLNew Orleans , LA
Med School: Kansas City University Of Medicine & Bioscience College Of Osteopathic Med Med School: Ross University School Of Medicine Med School: Case Western Reserve University School Of Medicine Med School: Weill Cornell Medical College
Current Profile
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Insurance Plans Accepted by Dr. Jeffrey Patrick Michalak

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Jeffrey Patrick Michalak has the following 2 specialties

Specialty Expertise

Dr. Jeffrey Patrick Michalak has the following 9 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

21 Years Experience

Dr. Jeffrey Patrick Michalak holds an active medical license in the states of Nebraska, South Dakota, and Iowa.

Medical License

Doctor Of Osteopathy with an active medical license in the state of Nebraska that expires in 2026, an active medical license in the state of South Dakota that expires in 2027, and an active medical license in the state of Iowa that expires in 2027.

Education & Training

Medical School

Graduated from Kansas City University Of Medicine & Bioscience College Of Osteopathic Med in 2005.

NPI Number

Dr. Michalak's NPI number is 1962622431.

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Frequently Asked Questions

How can I make an appointment with Dr. Jeffrey Patrick Michalak?
You can find contact information for Dr. Jeffrey Patrick Michalak here on Vitals.
Is Dr. Jeffrey Patrick Michalak accepting new patients?
Dr. Jeffrey Patrick Michalak is accepting new patients on Vitals. View Dr. Jeffrey Patrick Michalak's profile on Vitals to make an appointment.
Which hospitals is Dr. Jeffrey Patrick Michalak affiliated with?
Dr. Jeffrey Patrick Michalak is affiliated with Unitypoint Health Saint Lukes Downtown, Saint Lukes Regional Medical Center, and Dunes Surgical Hospital.
Does Dr. Jeffrey Patrick Michalak accept my insurance?
You can see the insurance plans that Dr. Jeffrey Patrick Michalak accepts on their Vitals profile.
Where is Dr. Jeffrey Patrick Michalak's office located?
Dr. Jeffrey Patrick Michalak's office is located at 575 N Sioux Point Rd, Dakota Dunes, SD, 57049.

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