Sign In
Dean A Delmastro, MD
About ProfilePoints™
21 Patient Reviews
View Phone #Call NowWebsite

Office Hours

  • Mon:8:00am - 5:00pm
  • Tue:8:00am - 5:00pm
  • Wed:8:00am - 5:00pm
  • Thu:8:00am - 5:00pm
  • Fri:8:00am - 5:00pm

Dean A Delmastro, MD

Internal Medicine Physician - Medical Oncology

Biography

Dean A Delmastro, MD is a Internal Medicine Physician - Medical Oncology practicing in Eau Claire, WI

He has not yet shared a personalized biography with Doctor.com.

Featured Review See More Reviews

I love Dr Delmastro! He's a terrific physician and I really appreciate the time he has taken to learn more about my puzzling case.…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
Rush Medical College of Rush University, Chicago IlOther Degree1988
Rush Medical College of Rush University Medical CenterMedical Degree1988

InstitutionFocusYear
Residency - University Of Nc Hosps, Hematology/Oncology; University Of So Al Hosps, Internal MedicineNot Specified
Internship - University South Ala1989
Residency - University of North Carolina Hospitals Program Not Specified

Photos

Provider Profile 0

Specialties

Languages Spoken
English
Medical Specialties
  • Internal Medicine Physician - Sub-Specialty: Medical Oncology

Years In Practice: 31 (started in 1995)

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5
Number of Reviews: 21
Most Recent Review: 06/24/2026
Write a Review

Office & Staff Evaluation Not rated

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Office Appearance & Atmosphere Not rated
Handling of Billing Matters Not rated
Average Wait Time Not Rated

Provider Evaluation

Listening Skills
Clear Explanations
Open full review
Verified Patient

“I love Dr Delmastro! He's a terr...”

I love Dr Delmastro! He's a terrific physician and I really appreciate the time he has taken to learn more about my puzzling case.

Anonymous 06/24/2026
Open full review
Verified Patient

“Went well even though wasn't nor...”

Went well even though wasn't normal provider. We were able to figure things out. And felt super at ease with everything.

Anonymous 04/23/2026
Open full review
Verified Patient

“Dean always explains things and ...”

Dean always explains things and asks what I think about treatments or scans. ...

Anonymous 02/23/2026
Open full review
Verified Patient

“I am at Marshfield Clinic becaus...”

I am at Marshfield Clinic because I wanted Dr Delmastro as my cancer doctor. He is a wonderful man & doctor.

Anonymous 09/18/2025
Open full review
Verified Patient

“Very nice dr. to work with you f...”

Very nice dr. to work with you feel ilke he is treating someone in his family. Love Dr. Delmastro!!

Anonymous 08/26/2025
Open full review
Verified Patient

“Dr DelMastro was excellent!...”

Dr DelMastro was excellent!

Anonymous 05/14/2026
Open full review
Verified Patient

“Dr. Delmastro is an amazing Doct...”

Dr. Delmastro is an amazing Doctor. I am so grateful for his care.

Anonymous 03/02/2026
Open full review
Verified Patient

“I didn't get her name, but Dr. D...”

I didn't get her name, but Dr. Delmastro's PA was just wonderful. I saw both her and Dr. Delmastro.

Anonymous 02/21/2026
Open full review
Verified Patient

“Very good doctor. Explains thing...”

Very good doctor. Explains things well. He has great communication skills.

Anonymous 09/15/2025
Open full review
Verified Patient

“Always concerned and very caring...”

Always concerned and very caring.

Anonymous 08/18/2025
Load More Reviews

Locations

Affiliated Practices

Practice Colleagues

Profile
Dr Patcharin Tanawattanacharoen, MD   -   Internal Medicine Physician
Open Profile

Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Dean A Delmastro, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Dean A Delmastro, MD has not yet specified the insurance plans he accepts.
     

    We use cookies and limited processing of your personal information for our website and services to function. By using our site, you agree to our use of cookies and our privacy policy.
    I Accept