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Stephen M. Keefe, MD

Stephen M. Keefe, MD Provider Not Employed by Penn Medicine

Adjunct Assistant Professor of Medicine

Dr. Keefe is a private practice physician who is not employed by Penn Medicine.

Patient Satisfaction Ratings

Patient Rating Breakdown

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Responses are measured on a scale of 1 to 5 with 5 being the best score.

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

Overall Ratings

Clinical Specialties


  • Medical Oncology

Programs & Centers:

  • Urologic Cancer Program

Board Certification:

  • Medical Oncology, 2010

Clinical Expertise:

  • Active Surveillance of Prostate Cancer
  • Adrenal Neoplasm
  • Angiomyolipoma
  • Bile Duct Cancer (Cholangiocarcinoma)
  • Biological Targeted Therapy
  • Bladder Cancer
  • Cancer Chemotherapy
  • Carcinoma In Situ of Prostate
  • Extragonadal Germ Cell Tumor
  • Immunotherapy
  • Liver Cancer
  • Malignancies of the Genitourinary System
  • Malignant Carcinoid Tumor of the Kidney
  • Malignant Neoplasm of the Ureter
  • Malignant Tumor of Male Genital Organ
  • Metastatic Prostate Cancer
  • Neoplasm of Epididymis
  • Penile Cancer
  • Prostate Cancer Screening
  • Rhabdoid Tumor of the Kidney
  • Scrotal Tumor
  • Seminoma
  • Teratoma
  • Testicular Cancer
  • Testicular Choriocarcinoma
  • Testicular Tumors
  • Urachal Cancer
  • Urethral Cancer
  • Von Hippel-Lindau Disease
Show All Expertise

Practice Locations and Appointments

Insurance Accepted

  • Aetna US Healthcare
  • Amerihealth Caritas
  • Amerihealth Caritas Medicare
  • Cigna
  • Cigna HealthSpring
  • Clover Health Plan
  • CVS Health
  • Devon Health Services (Americare)
  • eLAP Services
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthPartners Medicare
  • HealthSmart
  • Highmark Blue Shield
  • Homestead Smart Health Plans
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana / Choicecare
  • Independence Blue Cross (Keystone East)
  • Intergroup
  • Keystone First
  • Keystone First Medicare
  • Multiplan
  • NJ Medicaid
  • NJ Qualcare
  • Oscar Health Plan of PA
  • Oxford Health Plan
  • PA Health and Wellness (Centene) Medicare
  • PA Medicaid
  • PA Medicare
  • Preferred Health Care/LGH
  • Provider Partners Health Plan
  • Rail Road Medicare / Palmetto GBA
  • Remedy Partners at Penn Medicine
  • Tricare
  • United Healthcare
  • UnitedHealthcare Community Plan
  • US Family Health Plan
  • Veterans Choice Program

Education and Training

Medical School: University of Chicago
Residency: Hospital of the University of Pennsylvania
Fellowship: Hospital of the University of Pennsylvania


American Society of Clinical Oncology (ASCO), International Eastern Cooperative Oncology Group (ECOG), International

Hospital Affiliation

Dr. Keefe is a private practice physician who is not employed by Penn Medicine.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: On the medical staff, but does not have privileges to treat patients in the hospital.


Selected Publications:

Mamtani R, Pfanzelter N, Haynes K, Finkelman BS, Wang X, Keefe SM, Haas NB, Vaughn DJ, Lewis JD: Incidence of bladder cancer in patients with type 2 diabetes treated with metformin or sulfonylureas Diabetes Care 37 (7): 1910-7,2014.

Ju M, Kao GD, Steinmetz D, Chandrasekaran S, Keefe SM, Guzzo TJ, Christodouleas JP, Hahn SM, Dorsey JF: Application of a telomerase-based circulating tumor cell (CTC) assay in bladder cancer patients receiving postoperative radiation therapy: a case study Cancer Biology and Therapeutics 15 (6): 683-7,2014.

Keefe SM, Hennessy M, Gunnarsson O, Mamtani R, Vaughn D, Hoffman-Censits Jean, Nathanson KL, Lal P, Pryma D, Eliasof S, Garmey E, Cohen RB, Haas NB: Phase 1b/2a study of the nanopharmaceutical CRLX101 with bevacizumab in refractory metastatic renal cell carcinoma - results from the planned interim analysis American Association of Cancer Research (AACR) 2014 Annual Meeting : 2014.

Goldsmith B, Baumann BC, He J, Tucker K, Bekelman J, Deville C, Vapiwala N, Vaughn DJ, Keefe SM, Guzzo T, Malkowicz SB, Christodouleas JP: Occult pelvic lymph node involvement in bladder cancer: implications for definitive radiation International Journal of Radiation Oncology, Biology and Physics 88 (3): 2014.

Keefe SM, Rosen MA, Robinson J, McGibney K, Marshall A, Mamtani R, Vaughn DJ, O'Dwyer PJ, Haas NB, Pryma DA: Results of a feasibility study of I-124 girentuximab (Wilex AB) in metastatic clear cell renal cell carcinoma (m ccRCC) 2014 GU Cancers Symposium ASCO Supplement : 2014.

Brose MS, Frenette CT, Keefe SM, Stein SM: Management of sorafenib-related adverse events: a clinician's perspective Seminars in Oncology Suppl 2 : S1-S16,2014.

Keefe SM, Heitjan D, Hennessey M, Robinson J, Mykulowicz K, Marshall A, Gunnarsson O, Mamtani R, Vaughn DJ, Hoffman-Censits JH, Nathanson KL, Lal P, Pryma DA, Eliasof S, Garmey EG, Cohen RB, Haas NB: Interim Results of a phase 1b/2a study evaluating the nano pharmaceutical CRLX101 (Cerulean Pharma, Inc., Cambridge, MA, USA) with bevacizumab (bev) in the treatment of patients (pts) with refractory metastatic renal cell carcinoma (mRCC) 2014 GU Cancers Symposium ASCO Supplement : 2014.

Keefe SM, Nathanson KL, Rathmell WK: Molecular biology of renal cell carcinoma Seminars in Oncology 40 (4): 421-8,2013.

Smith ZL, Christodouleas JP, Keefe SM, Malkowicz SB, Guzzo TJ: Bladder preservation in the treatment of muscle-invasive bladder cancer (MIBC): a review of the literature and a practical approach to therapy BJU Int 112 (1): 13-25,2013.

Keefe SM, Cohen R, Eliasof S, Garmey EG, Mykulowicz KM, Pryma D, Haas NB: A Phase Ib-IIa Study Evaluating the Nanopharmaceutical CRLX101 in Combination with Bevacizumab in the Treatment of Patients with Advanced Renal Cell Carcinoma (NCT01625936) 2013 Association of American Cancer Research : 2013.

Academic Contact Info

Perelman Center for Advanced Medicine
3400 Civic Center Blvd
10th Floor, South Pavilion

Philadelphia, PA 19104
Phone: (215) 662-6319
Patient appointments: 800-789-7366 (PENN)

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