Walter L. Longo, MD

Remove | Saved Doctors ()
Hematology, Medical Oncology
5 (123)
Accepting New Patients
Offers Virtual Visits

Call for an appointment

Cancer Center - Froedtert Hospital 414-805-0505
View MoreLess
Cancer Center - Froedtert Hospital 866-680-0505
Call for an appointment

Service with understanding and compassion is my goal in providing care to cancer patients. Advances in cancer care are remarkable and all patients deserve access to the best care with reassurance everything possible is being done for recovery and cure.

Service with understanding and compassion is my goal in providing care to cancer patients. Advances in cancer care are remarkable and all patients deserve access to the best care with reassurance…
View more at


Dr. Longo attended medical school at the University of Nebraska Medical Center and then Internal Medicine at the Mayo Clinic before training in Hematology and Oncology at the University of Wisconsin-Madison. He was at UW-Madison when they did their first bone marrow transplant .Now at the Medical College of Wisconsin, he is able to continue clinical transplants and participate in innovative cellular therapies.


Diseases & Conditions

Aplastic Anemia
Hematologic Malignancies
Myelodysplastic Syndromes (MDS)

Treatment & Services

Bone Marrow Transplantation (BMT)
CAR-T Cell Therapy
Virtual Visit

Ages Seen


Languages Spoken


Hospital Affiliations

Froedtert Hospital


Cancer Center - Froedtert Hospital
8800 West Doyne Ave.
Milwaukee, WI 53226
Get Directions

Education & Training

University of Nebraska Medical Center - Omaha - Doctor of Medicine - (1977)

University of Wisconsin - Madison - Fellowship in Oncology - (1984-1986)

University of Wisconsin - Madison - Fellowship in Hematology - (1982-1984)

Mayo Graduate School of Medicine - Rochester - MN - Residency in Internal Medicine - (1977-1980)

Board Certifications

Internal Medicine
Medical Oncology

Patient Reviews

The comments are submitted by patients (or their caregivers) and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of the Froedtert & the Medical College of Wisconsin health network. Learn more about our survey.

5 out of 5. 123 ratings, 32 reviews
Aug. 14, 2020
Only problem, Dr. Longo always runs late, but feel he is excellent in his field & very interested in you as a person.
July 26, 2020
I really like Dr. Longo and have recommended him to others.
July 4, 2020
personalized care
June 25, 2020
He always treats me with respect as a person that has a proble as a person that has a proble as a person that has a problem not a problem attached to a person. He is as concerned about my health as I am. She always talks to me first about take me to she knows about me and then we ease into it. He is really an excellent doctor
June 21, 2020
I feel I am getting the best care possible for my condition. We have complete confidence in Dr Longo and his staff!
June 17, 2020
No complaints at all
June 12, 2020
Very thorough and professional.
June 4, 2020
Very thorough explanation of the illness that I have. Also very willing to spend time with us.
May 22, 2020
Dr.Longo is the best doctor that I have.
May 12, 2020
He is one of your best docs and given my treatment and time spent at the hospital, i have met dozens. he stands out head and shoulders above almost everyone. I hope he is being paid well
May 4, 2020
takes time to explain things and listens to concerns.
April 10, 2020
The people in the Cancer Clinic are great.
April 5, 2020
Care and compassion for me as a patient
April 3, 2020
doctor did not rush and explained test results and further care.
April 2, 2020
Dr Longo is the best Doctor I have ever had!!
March 21, 2020
Dr Longo is a excellent Doctor.
Feb. 29, 2020
We have the utmost confidence in Dr. Longo.
Feb. 9, 2020
Dr. Longo spent a lot of time with us. He explained things clearly and listened to us. He answered all of our questions and did not make us feel rushed. We feel very good about having him as our doctor.
Jan. 28, 2020
dr Longohas a very calming demeanor when talking with me.just a great dr. &his asistantsprofessional and informative.
Jan. 26, 2020
Our decision to have me treated at Froedtert was the best decision we have made. This survey also reflects my family's satisfaction with my treatment at Froedtert.
Jan. 24, 2020
very caring, respectful and made me feel important.
Dec. 24, 2019
dr Longo was very patient and caring about my condition
Dec. 18, 2019
he is an excellent provider very kind and compassionate
Dec. 16, 2019
Dr. Longo is a very calm, caring, and knowledgable man. This is the first time I met him but look forward to him being my dr thru this terrifying chapter in my life. Very satisfied!
Dec. 15, 2019
Dr. Longo is the MOST caring doctor I know. His expertise and very attentive on my health care. I cannot say enough about him. All GREAT!!
Dec. 11, 2019
Dr Longo is excellent at treating most cancers.
Dec. 5, 2019
everything ran on time. welcome change from other providers. everyone very professional and knowledgeable
Nov. 14, 2019
Dr. Longo views me as a person with a medical condition, not like many people who look at the condition first than the patient. He is outstanding and cares for me as a person and a patient.
Nov. 8, 2019
Dr. Longo is verycaring and personable!
Oct. 25, 2019
I have received excellent care from my medical team. they have been very thorough and also very understanding/accommodating of not just me, but also my family's dynamics.
Oct. 19, 2019
i always have my questions answered and I'm alwys listened to.
Oct. 12, 2019
Excellent care & compassion in all care received.
Visit for videos, patients reviews and more.