Summary

Dr. Rachel Oosterbaan is an internal medicine physician with over three decades of experience caring for adult patients. She completed her medical degree at Wayne State University School of Medicine and has been practicing for 31 years, developing extensive expertise in managing complex medical conditions. Dr. Oosterbaan is fluent in German and Spanish, allowing her to communicate effectively with diverse patient populations.

Dr. Oosterbaan practices in Mequon, Wisconsin, and maintains affiliations with several respected healthcare institutions including Northwestern Memorial Hospital and Ascension Columbia Saint Marys facilities. She specializes in treating anxiety disorders and chronic kidney disease, helping patients navigate these challenging conditions with comprehensive care. Her practice also includes COPD management and breast cancer screening services. Patients have given Dr. Oosterbaan an average rating of 4.0, reflecting their confidence in her clinical expertise and compassionate approach to healthcare.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4
  • 31 years of experience
  • speaks German, Spanish
  • Wayne State University School Of Medicine
  • 15 written reviews
  • 1 specialty
  • 13 areas of expertise
  • 6 hospital affiliations
  • 4 office locations
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Rachel Danielle Oosterbaan has 4 locations

Madison Medical Affiliates

13133 N Port Washington Rd Ste G-18Mequon, WI 53097
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

Ascension

13133 N Port Washington RdMequon, WI 53097
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

Ascension

13133 N Port Washington Rd Ste G-18Mequon, WI 53097
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

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Dr. Rachel Danielle Oosterbaan, MDDr. Yogi Gundamraj, MDEric HarkerDr. Adewumi Bakare DMSc, PA-C
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
31 Years of Experience 29 Years of Experience 25 Years of Experience 5 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks German, Spanish Speaks English Speaks English Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin)
Mequon , WIBrookfield , WILyons , COMesquite , TX
Med School: Wayne State University School Of Medicine Med School: Spartan Health Sciences University School Of Medicine Med School: Duke University School Of Medicine Med School: University of Lynchburg - DMSc
Current Profile
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Insurance Plans Accepted by Dr. Rachel Danielle Oosterbaan

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Rachel Danielle Oosterbaan has the following specialty

Specialty Expertise

Dr. Rachel Danielle Oosterbaan has the following 13 areas of expertise

  • Check-up
  • Colon Cancer
  • Diabetes
  • Endocrine Disorders
  • Endocrinology
  • Heartburn
  • Immunization
  • Physical
  • Sports Medicine
  • Thyroid Diseases
  • Vaccination
  • Weight Loss
  • Women's Health

Certifications, License, & Education

31 Years Experience

Dr. Rachel Danielle Oosterbaan holds an active medical license in the state of Wisconsin.

Medical License

Medical Doctor with an active medical license in the state of Wisconsin that expires in 2027.

Education & Training

Medical School

Graduated from Wayne State University School Of Medicine in 1995.

NPI Number

Dr. Oosterbaan's NPI number is 1588690986.

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Frequently Asked Questions

Is Dr. Rachel Oosterbaan accepting new patients?
Dr. Rachel Oosterbaan is accepting new patients on Vitals. View Dr. Rachel Oosterbaan's profile on Vitals to make an appointment.
Where is Dr. Rachel Oosterbaan's office located?
Dr. Rachel Oosterbaan's office is located at 13133 N Port Washington Rd Ste G-18, Mequon, WI, 53097.
How can I make an appointment with Dr. Rachel Oosterbaan?
You can find contact information for Dr. Rachel Oosterbaan here on Vitals.
Does Dr. Rachel Oosterbaan accept my insurance?
You can see the insurance plans that Dr. Rachel Oosterbaan accepts on their Vitals profile.
What languages does Dr. Rachel Oosterbaan speak?
Dr. Rachel Oosterbaan speaks German and Spanish.

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