Loading Complete
Cathy Handy Marshall

Cathy Handy Marshall, MD, MPH

Medical Oncology

Accepting New Patients

Highlights

Age Groups Seen

  • Young Adult 18-25
  • Adult 26-64
  • Older Adult 65+

Languages

  • English

Gender

Female

Johns Hopkins Affiliations:

  • Johns Hopkins School of Medicine Faculty

About Cathy Handy Marshall

Primary Academic Title

Associate Professor of Oncology

Johns Hopkins Physician

Logo for Johns Hopkins Physician

Background

Dr. Catherine Marshall is an Associate Professor in the Department of Oncology and Co-Director of the Division of Genitourinary Cancers at the Johns Hopkins University School of Medicine. Her clinical and research interests are in the care of men with advanced prostate cancer.  

She received her M.D. and M.P.H. from Johns Hopkins, where she also completed her residency and an oncology fellowship. She previously served as an Assistant Chief of Service for the Osler Medical Housestaff Training Program.  

Her research is in the development of new therapies for men with advanced prostate cancer, non hormonal medications, the impact of the microbiome in prostate cancer, and clonal hematopoiesis in solid tumors like prostate cancer.  

Find a Clinical Trial

View all trials by this principal investigator.

Recent News Articles and Media Coverage

  • Cancer Matters with Dr. Bill Nelson – Advanced Prostate Cancer Care, Cancer Matters (September 18, 2025)
  • ECOG-ACRIN Welcomes Catherine Handy Marshall as its First Winn Clinical Investigator Leadership Awardee, ECOG-ACRIN (March 7, 2024)
  • Prostate Cancer and Genetics, Prostate Cancer Real Talk (July 10, 2024)
  • Catherine H. Marshall, GU Oncology

Research Interests

cancer and cardiovascular disease, Prostate cancer

Research Summary

Dr. Handy Marshall's research focuses on the relationship between cardiovascular disease and cancer, clinical trials in advanced prostate cancer, and genetics in prostate cancer.

Selected Publications

  • Handy CE, Antonarakis ES. Sequencing Treatment for Castration-Resistant Prostate Cancer. Curr Treat Options Oncol. 2016 Dec;17(12):64. Review. PubMed PMID: 27822685.

  • Handy CE, Antonarakis ES. Sipuleucel-T for the treatment of prostate cancer: novel insights and future directions. Future Oncol. 2018 Apr;14(10):907-917. doi: 10.2217/fon-2017-0531. Epub 2017 Dec 20. Review. PubMed PMID: 29260582; PubMed Central PMCID: PMC5925432.

  • Handy CE, Quispe R, Pinto X, Blaha MJ, Blumenthal RS, Michos ED, Lima JAC, Guallar E, Ryu S, Cho J, Kaye JA, Comin-Colet J, Corbella X, Cainzos-Achirica M. Synergistic Opportunities in the Interplay Between Cancer Screening and Cardiovascular Disease Risk Assessment. Circulation. 2018 Aug 14;138(7):727-734. doi: 10.1161/CIRCULATIONAHA.118.035516. PubMed PMID: 30359131.

  • Handy Marshall C, Nahas-Vigon J, Manesh R, Gelber AC. Just Beneath the Surface. N Engl J Med. 2018 Sep 6;379(10):968-973. doi: 10.1056/NEJMcps1802664. PubMed PMID: 30184453.

  • Marshall CH, Fu W, Wang H, Baras AS, Lotan TL, Antonarakis ES. Prevalence of DNA repair gene mutations in localized prostate cancer according to clinical and pathologic features: association of Gleason score and tumor stage. Prostate Cancer Prostatic Dis. 2018 Aug 31. doi: 10.1038/s41391-018-0086-1. [Epub ahead of print] PubMed PMID: 30171229.

Honors

  • Award Recipient, Stuart Scott Memorial Cancer Research Fund V Foundation, 1/1/21
  • Young Investigator Award, Prostate Cancer Foundation, 1/1/21
  • Young Investigator Award, Women Who Conquer Cancer, 1/1/17
  • Blumenthal Award, Johns Hopkins University School of Medicine, 1/1/15

Locations

  1. Skip Viragh Outpatient Cancer Center
    • 201 North Broadway Street, Viragh BLDG 5th FL, Baltimore, MD 21287
    • Get Directions
  2. Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
    • 10803 Falls Road, Pavilion III STE 1500, Lutherville, MD 21093
    • Get Directions

Expertise

Education

  • Fellowship: Johns Hopkins University School of Medicine, Oncology, 2019
  • Fellowship: Johns Hopkins University School of Medicine, Oncology, 2016
  • Residency: Johns Hopkins University School of Medicine, Internal Medicine, 2015
  • Medical Education: Johns Hopkins University School of Medicine, MD, 2012
  • Graduate School: Johns Hopkins Bloomberg School of Public Health, MPH, 2011

Board Certifications

  • Medical Oncology: American Board of Internal Medicine, 2018
  • Internal Medicine: American Board of Internal Medicine, 2015

Insurance

Please contact the location directly to confirm your health plan is accepted.
Search plans
  • Aetna
  • CareFirst
  • Cigna
  • First Health
  • Geisinger Health Plan
  • HealthSmart/Accel
  • Johns Hopkins Health Plans
  • MultiPlan
  • Pennsylvania's Preferred Health Networks (PPHN)
  • Point Comfort Underwriters
  • Private Healthcare Systems (PHCS)
  • Veteran Affairs Community Care Network (Optum-VACCN)

Ratings & Reviews

5 out of 5

165 ratings, 73 reviews

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

Overall Rating by Patient
Provider Listened Carefully
Provider Explained Things Clearly
Provider Knew Medical History
Provider Showed Respect
Provider Spent Enough Time
Search reviews
    5 out of 5 stars
    Reviewed on 3/11/2026

    The very best. Excellent Doctor,

    5 out of 5 stars
    Reviewed on 3/5/2026

    Wonderful

    5 out of 5 stars
    Reviewed on 2/19/2026

    Friendly, Caring, Knowledgeable

    5 out of 5 stars
    Reviewed on 2/19/2026

    Very professional

    5 out of 5 stars
    Reviewed on 2/18/2026

    Communicates and relates extremely well on a human level, and at a level geared to my level of understanding

    5 out of 5 stars
    Reviewed on 2/18/2026

    Dr Marshall is very knowledgeable, has great attention to detail, and makes you feel valued.

    5 out of 5 stars
    Reviewed on 2/12/2026

    A good visit with caring responsiveAnd knowledgeable tram

    5 out of 5 stars
    Reviewed on 2/11/2026

    Excellent support as I am caregiver at a challenging time as the patient Is in late stage prostate cancer.

    5 out of 5 stars
    Reviewed on 2/11/2026

    Dr. Marshall is always well informed about my condition and sensitive to my needs. I'm grateful for having her as my Oncologist.

    5 out of 5 stars
    Reviewed on 2/11/2026

    Dr Marshall has my complete confidence. She is truly a fantastic physician who is very knowledgeable and understanding about my medical condition. I'm in the best hands possible!!

    5 out of 5 stars
    Reviewed on 2/5/2026

    As always best ever

    5 out of 5 stars
    Reviewed on 2/5/2026

    Dr Marshall is very knowledgeable, confidence inspiring and personable. I look forward to visits.

    5 out of 5 stars
    Reviewed on 2/5/2026

    Dr Marshall gives me the best treatment and treatment options I could ask for! She follows my Prostate Cancer very closely. And gives me good advise and information as to what to expect in the future.

    5 out of 5 stars
    Reviewed on 1/30/2026

    Wonderful

    5 out of 5 stars
    Reviewed on 1/29/2026

    Excellent. Goes above and beyond to help me

    5 out of 5 stars
    Reviewed on 1/29/2026

    Dr. Marshall is intelligent, compassionate, and trustworthy. We totally trust her and rely on her.

    5 out of 5 stars
    Reviewed on 1/29/2026

    Excellent doctor

    5 out of 5 stars
    Reviewed on 1/29/2026

    Dr. Catherine Marshall is an excellent doctor. I have a great deal of respect for her and the utmost confidence in her.

    5 out of 5 stars
    Reviewed on 1/28/2026

    FOLLOWED FOR RECURRENT PROSTATE CANCER.EXPERT IN HER FIELD

    5 out of 5 stars
    Reviewed on 1/22/2026

    Dr. Handy Marshall is very attentive to my concerns. She follows up and explains what I need to do to improve my health.

    5 out of 5 stars
    Reviewed on 1/22/2026

    Dr Marshall is excellent and is supported by an excellent team. She is very knowledgeable and compassionate. Thank you very much!

    5 out of 5 stars
    Reviewed on 1/15/2026

    Professional, knowledgeable, caring and competent.

    5 out of 5 stars
    Reviewed on 1/8/2026

    Dr. Marshall gave me the 2nd opinion I was looking for to make a near-term decision regarding a path to follow.

    5 out of 5 stars
    Reviewed on 1/7/2026

    Dr Marshall always is there to clarify my situation as it can be complex to understand treatment options. She is thorough and always encouraging.

    5 out of 5 stars
    Reviewed on 12/18/2025

    Excellant

    5 out of 5 stars
    Reviewed on 12/17/2025

    Dr. Marshall is great.

    5 out of 5 stars
    Reviewed on 12/17/2025

    Ordered a CT scan for an inguinal hernia. This is essential for my health care. My provider is a cancer specialist. So possibly at borderline of ""above and beyond"". Also she helps to refer me to Hopkins specialists as needed. Very much appreciated. Great networker. Also good listener, shows empathy, and great problem solver.

    5 out of 5 stars
    Reviewed on 12/10/2025

    Dr. Marshall is an expert in Medical Oncology specializing in prostate cancer

    5 out of 5 stars
    Reviewed on 12/4/2025

    Very good

    5 out of 5 stars
    Reviewed on 12/4/2025

    Dr Marshall has always provided me with the best care I could ever expect for my Prostate Cancer

    5 out of 5 stars
    Reviewed on 11/26/2025

    Very knowledgeable and explained everything thoroughly

    5 out of 5 stars
    Reviewed on 11/20/2025

    I am very happy with the care I receive from Dr. Marshall.

    4 out of 5 stars
    Reviewed on 11/19/2025

    Excellent appt. Meeting all of my expectations

    5 out of 5 stars
    Reviewed on 11/19/2025

    Great doctor

    5 out of 5 stars
    Reviewed on 11/19/2025

    Highly competent

    5 out of 5 stars
    Reviewed on 11/19/2025

    Very knowledgeable, very pleasant, answered all my questions. Very satisfied she is coordinating my cancer care.

    5 out of 5 stars
    Reviewed on 11/13/2025

    Dr. Marshall was extremely well versed in my condition and took the time and care to answer any questions I or my wife had. I look forward to my next visit.

    5 out of 5 stars
    Reviewed on 11/5/2025

    Dr. Marshall is an outstanding oncologist specializing in prostate cancer

    5 out of 5 stars
    Reviewed on 11/5/2025

    The best

    5 out of 5 stars
    Reviewed on 11/5/2025

    Dr. Marshall was very careful in updating her understanding of my rather complicated history. She worked with me to analyze my symptoms and situation. She made a clear recommendation and explained it to me in terms I could understand. I left the visit much more optimistic about potential treatments.

    5 out of 5 stars
    Reviewed on 10/30/2025

    Outstanding visit with Dr. Marshall. She addressed my concerns and left me feeling better after my visit.

    5 out of 5 stars
    Reviewed on 10/16/2025

    I am very pleased with Dr. Marshall's care as a medical professional

    5 out of 5 stars
    Reviewed on 10/16/2025

    Dr. Catherine Marshall is very knowledgeable and I fully trust her with my care.

    5 out of 5 stars
    Reviewed on 10/16/2025

    Dr. Marshall is the besr

    5 out of 5 stars
    Reviewed on 10/15/2025

    She was very thorough and caring.I'm

    5 out of 5 stars
    Reviewed on 10/9/2025

    I know I am in the absolute best care I can possibly have with Dr Catherine Marshall.

    5 out of 5 stars
    Reviewed on 10/2/2025

    Dr. Handy Marshall is very knowledgeable and empathetic

    5 out of 5 stars
    Reviewed on 9/18/2025

    Outstanding

    5 out of 5 stars
    Reviewed on 9/17/2025

    She listens to me and looks at alternatives.

    5 out of 5 stars
    Reviewed on 9/11/2025

    All very helpful and professional

    5 out of 5 stars
    Reviewed on 9/10/2025

    Excellent customer service!!

    5 out of 5 stars
    Reviewed on 8/28/2025

    Dr. Marshall is wonderful! Intelligent, competent, compassionate, kind, and beyond helpful in addressing our concerns and giving us hope.

    5 out of 5 stars
    Reviewed on 8/28/2025

    Dr. Marshall was excellent. This was my first visit with her. Put my mind at ease regarding the issues I was experiencing.

    5 out of 5 stars
    Reviewed on 8/27/2025

    Very professional

    5 out of 5 stars
    Reviewed on 8/14/2025

    This was my first visit with Dr. Marshall and I was impressed with her knowledge and courtesy

    5 out of 5 stars
    Reviewed on 7/30/2025

    Dr. Marshall has been and continues to be an excellent provider, and I would recommend her anytime!

    5 out of 5 stars
    Reviewed on 7/17/2025

    Excellent Dr. Marshall

    5 out of 5 stars
    Reviewed on 7/10/2025

    Dr Marshall goes above and beyond regarding my issues, and helping me with some other health issues.

    5 out of 5 stars
    Reviewed on 6/26/2025

    Very knowledgeable and supportive

    5 out of 5 stars
    Reviewed on 6/25/2025

    Dr. Marshall is great!

    5 out of 5 stars
    Reviewed on 6/18/2025

    Dr. Catherine Marshall is very good!

    5 out of 5 stars
    Reviewed on 6/18/2025

    Dr. Marshall is an outstanding oncologist specializing in prostate cancer for which I am followed.

    5 out of 5 stars
    Reviewed on 6/12/2025

    My wife and I think the world of Dr Marshall. She is very knowledgeable, personal and responsive. We feel lucky to have her as my oncologist!

    5 out of 5 stars
    Reviewed on 6/11/2025

    Dr. Marshall is highly professional and personable.

    5 out of 5 stars
    Reviewed on 6/11/2025

    An excellent provider - answered my questions and has come up with a great plan.

    5 out of 5 stars
    Reviewed on 6/11/2025

    Feel very confident with Dr.Marshall

    5 out of 5 stars
    Reviewed on 6/11/2025

    Dr. Marshall is excellent. She listens and helps set goals and guidelines for my condition. She's not a one regimen fits all doctor. She designs individual plans to meet my needs.

    5 out of 5 stars
    Reviewed on 6/5/2025

    I was extremely greaatful that Dr. Marshall was able to see me on short notice!

    5 out of 5 stars
    Reviewed on 6/4/2025

    Very professional and knowledgeable. I always look forward to my appointments so I can understand how I sm doing

    5 out of 5 stars
    Reviewed on 5/22/2025

    Dr. Marshall is an excellent caring physician.

    5 out of 5 stars
    Reviewed on 5/22/2025

    The best ever.

    5 out of 5 stars
    Reviewed on 5/1/2025

    Knowledge, respectful, professional.

    5 out of 5 stars
    Reviewed on 4/23/2025

    Dr. Marshall was terrific. At my request, she called my wife who participated in our conversation. Dr. Marshall was incredibly knowledgeable, professional, thorough and supportive. I can't imagine having a better visit.