Summary

Dr. Ruwan Dissanayake is an internal medicine physician who specializes in hospital medicine, bringing 27 years of medical experience to his practice. He earned his medical degree from Saint Petersburg Pavlov State Medical University and completed his residency training at Unity Hospital. Dr. Dissanayake is multilingual, providing care in Spanish, Chinese, English, and French to serve diverse patient populations.

Dr. Dissanayake practices at multiple respected healthcare facilities, including Marshfield Medical Center and Hennepin County Medical Center, with locations in both Marshfield, Wisconsin and Minneapolis, Minnesota. He focuses on managing complex medical conditions such as diabetes, weight management concerns, and electrolyte imbalances that often require careful monitoring and treatment. His expertise includes performing essential diagnostic tests like complete blood counts and metabolic panels to help diagnose and monitor various health conditions. Patients consistently rate Dr. Dissanayake highly, giving him an average rating of 5.0 on Vitals.
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Overview based on verified provider data

Quick Facts

  • 5
  • 27 years of experience
  • speaks Spanish, Chinese, English, French
  • Unity Hospital
  • 2 specialties
  • 7 areas of expertise
  • 2 board certifications
  • 6 hospital affiliations
  • 5 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Ruwan Rasika Dissanayake has 5 locations

Marshfield Clinic Marshfield Center

1000 N Oak AveMarshfield, WI 54449
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
Sat8:00 am - 4:00 pm
Sun8:00 am - 4:00 pm

Ministry St Josephs Hospital

611 N Saint Joseph AveMarshfield, WI 54449

Hennepin County Medical Center

701 Park AveMinneapolis, MN 55415

Abbott Northwestern Hospital

800 E 28th StMinneapolis, MN 55407

M Health Fairview University Of Minnesota Medical Center - West Bank East

2450 Riverside AveMinneapolis, MN 55454

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Dr. Ruwan Rasika Dissanayake, MD
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Dr. Ruwan Rasika Dissanayake, MDEric HarkerDr. Yogi Gundamraj, MDDr. Gene Ronald Shaw, MD
Internal MedicineInternal MedicineInternal MedicinePathology
Accepts New Patients Accepts New Patients
27 Years of Experience 25 Years of Experience 29 Years of Experience 39 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks Spanish, Chinese, English, French Speaks English Speaks English Speaks Chinese, Spanish, English, French
Marshfield , WILyons , COBrookfield , WIMarshfield , WI
Med School: Saint Petersburg Pavlov State Medical University Med School: Duke University School Of Medicine Med School: Spartan Health Sciences University School Of Medicine Med School: University Of Minnesota Medical School
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Insurance Plans Accepted by Dr. Ruwan Rasika Dissanayake

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Ruwan Rasika Dissanayake has the following 2 specialties

Specialty Expertise

Dr. Ruwan Rasika Dissanayake has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Hospital Medicine
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

27 Years Experience

Dr. Ruwan Rasika Dissanayake holds an expired medical license in the state of Minnesota.

Medical License

Medical Doctor with an expired medical license in the state of Minnesota that expired in 2026.

Education & Training

Residency

Completed their residency at Unity Hospital.

Medical School

Graduated from Saint Petersburg Pavlov State Medical University in 1999.

NPI Number

Dr. Dissanayake's NPI number is 1225177454.

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Frequently Asked Questions

What languages does Dr. Ruwan Dissanayake speak?
Dr. Ruwan Dissanayake speaks Spanish, Chinese, English, and French.
Is Dr. Ruwan Dissanayake accepting new patients?
Dr. Ruwan Dissanayake has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Ruwan Dissanayake affiliated with?
Dr. Ruwan Dissanayake is affiliated with Marshfield Medical Center, MINNEAPOLIS HEART INSTITUTE, Hennepin County Medical Center, M Health Fairview University Of Minnesota Medical Center, MARSHFIELD CHILDRENS HOSPITAL, and M Health Fairview University Of Minnesota Medical Center West Bank East.
How can I make an appointment with Dr. Ruwan Dissanayake?
You can find contact information for Dr. Ruwan Dissanayake here on Vitals.
Where is Dr. Ruwan Dissanayake's office located?
Dr. Ruwan Dissanayake's office is located at 1000 N Oak Ave, Marshfield, WI, 54449.

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