Elite in Breast Cancer

Dr. Olwen M. Hahn

Hematology Oncology | Hematology | Oncology
The University Of Chicago Medical Center
5841 S Maryland Ave, 
Chicago, IL 
Clinical Trials:Currently Recruiting for 1 Trial
Accepting New Patients
Offers Telehealth
Elite in Breast Cancer
The University Of Chicago Medical Center
5841 S Maryland Ave, 
Chicago, IL 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Olwen Hahn is a Hematologist Oncology specialist and a Hematologist in Chicago, Illinois. Dr. Hahn is rated as an Elite provider by MediFind in the treatment of Breast Cancer. Her top areas of expertise are Breast Cancer, Angiosarcoma, Paget Disease of the Breast, Prostatectomy, and Bone Marrow Aspiration. Dr. Hahn is currently accepting new patients.

Her clinical research consists of co-authoring 53 peer reviewed articles and participating in 14 clinical trials. MediFind looks at clinical research from the past 15 years. In particular, she has co-authored 27 articles and participated in 13 clinical trials in the study of Breast Cancer.

Specialties
Hematology Oncology
Hematology
Oncology
Licenses
Internal Medicine in IL
Hospital Affiliations
The University Of Chicago Medical Center
Languages Spoken
English
Gender
Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Essence Healthcare
  • INSURANCE PLAN
  • MEDICARE MAPD
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Meridian Choice
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Northern Plains Alliance
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE PDP
Oscar
  • EPO
  • HMO
  • PPO
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
TeamCare
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Zing Health
  • MEDICARE MAPD
  • MEDICARE SNP
View 14 Less Insurance Carriers -

Locations

THE UNIVERSITY OF CHICAGO MEDICAL CENTER
5841 S Maryland Ave, Chicago, IL 60637
Other Locations
THE UNIVERSITY OF CHICAGO
355 E Grand Ave, Chicago, IL 60611

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

13 Clinical Trials

The CompassHER2 Trials (Comprehensive Use of Pathologic Response Assessment to Optimize Therapy in HER2-Positive Breast Cancer) CompassHER2 Residual Disease (RD), a Double-Blinded, Phase III Randomized Trial of T-DM1 Compared with T-DM1 and Tucatinib
The CompassHER2 Trials (Comprehensive Use of Pathologic Response Assessment to Optimize Therapy in HER2-Positive Breast Cancer) CompassHER2 Residual Disease (RD), a Double-Blinded, Phase III Randomized Trial of T-DM1 Compared with T-DM1 and Tucatinib
Enrollment Status: Recruiting
Publish Date: January 13, 2025
Intervention Type: Other, Biological, Drug
Study Drugs: Trastuzumab Emtansine, Tucatinib
Study Phase: Phase 3
A Randomized Phase II Trial of Tamoxifen Versus Z-Endoxifen HCL in Postmenopausal Women With Metastatic Estrogen Receptor Positive, HER2 Negative Breast Cancer
A Randomized Phase II Trial of Tamoxifen Versus Z-Endoxifen HCL in Postmenopausal Women With Metastatic Estrogen Receptor Positive, HER2 Negative Breast Cancer
Enrollment Status: Active_not_recruiting
Publish Date: September 22, 2025
Intervention Type: Other, Drug
Study Drugs: Endoxifen Hydrochloride, Tamoxifen Citrate
Study Phase: Phase 2
A Randomized Phase III Trial of Endocrine Therapy Plus Entinostat/Placebo in Patients With Hormone Receptor-Positive Advanced Breast Cancer
A Randomized Phase III Trial of Endocrine Therapy Plus Entinostat/Placebo in Patients With Hormone Receptor-Positive Advanced Breast Cancer
Enrollment Status: Active_not_recruiting
Publish Date: September 15, 2025
Intervention Type: Other, Procedure, Drug
Study Drugs: Entinostat, Exemestane, Goserelin, Goserelin Acetate
Study Phase: Phase 3
Randomized, Double-blind, Phase 3 Study of Tucatinib or Placebo in Combination With Ado-trastuzumab Emtansine (T-DM1) for Subjects With Unresectable Locally-advanced or Metastatic HER2+ Breast Cancer (HER2CLIMB-02)
Randomized, Double-blind, Phase 3 Study of Tucatinib or Placebo in Combination With Ado-trastuzumab Emtansine (T-DM1) for Subjects With Unresectable Locally-advanced or Metastatic HER2+ Breast Cancer (HER2CLIMB-02)
Enrollment Status: Active_not_recruiting
Publish Date: August 07, 2025
Intervention Type: Drug
Study Drugs: tucatinib, T-DM1
Study Phase: Phase 3
A Randomized, Open Label, Phase III Trial to Evaluate the Efficacy and Safety of Palbociclib + Anti-HER2 Therapy + Endocrine Therapy vs. Anti-HER2 Therapy + Endocrine Therapy After Induction Treatment for Hormone Receptor Positive (HR+)/HER2-Positive Metastatic Breast Cancer
A Randomized, Open Label, Phase III Trial to Evaluate the Efficacy and Safety of Palbociclib + Anti-HER2 Therapy + Endocrine Therapy vs. Anti-HER2 Therapy + Endocrine Therapy After Induction Treatment for Hormone Receptor Positive (HR+)/HER2-Positive Metastatic Breast Cancer
Enrollment Status: Active_not_recruiting
Publish Date: June 11, 2025
Intervention Type: Drug
Study Drugs: Palbociclib, Trastuzumab, Pertuzumab, Letrozole, Anastrozole, Exemestane, Fulvestrant
Study Phase: Phase 3
Phase II Randomized Placebo-Controlled Trial of Cisplatin With or Without ABT-888 (Veliparib) in Metastatic Triple-Negative Breast Cancer and/or BRCA Mutation-Associated Breast Cancer, With or Without Brain Metastases
Phase II Randomized Placebo-Controlled Trial of Cisplatin With or Without ABT-888 (Veliparib) in Metastatic Triple-Negative Breast Cancer and/or BRCA Mutation-Associated Breast Cancer, With or Without Brain Metastases
Enrollment Status: Completed
Publish Date: May 16, 2025
Intervention Type: Other, Drug
Study Drugs: Cisplatin, Veliparib
Study Phase: Phase 2
(CompassHER2-pCR): Preoperative THP and Postoperative HP in Patients Who Achieve a Pathologic Complete Response
(CompassHER2-pCR): Preoperative THP and Postoperative HP in Patients Who Achieve a Pathologic Complete Response
Enrollment Status: Active_not_recruiting
Publish Date: April 18, 2025
Intervention Type: Procedure, Biological, Drug, Radiation
Study Drugs: Docetaxel, Nab-Paclitaxel, Paclitaxel, Pertuzumab, Trastuzumab, Trastuzumab Emtansine
Study Phase: Phase 2
Randomized Phase III Trial Evaluating the Role of Weight Loss in Adjuvant Treatment of Overweight and Obese Women with Early Breast Cancer
Randomized Phase III Trial Evaluating the Role of Weight Loss in Adjuvant Treatment of Overweight and Obese Women with Early Breast Cancer
Enrollment Status: Active_not_recruiting
Publish Date: January 13, 2025
Intervention Type: Other
Study Phase: Phase 3
Alternate Approaches for Clinical Stage II or III Estrogen Receptor Positive Breast Cancer Neoadjuvant Treatment (ALTERNATE) in Postmenopausal Women: a Phase III Study
Alternate Approaches for Clinical Stage II or III Estrogen Receptor Positive Breast Cancer Neoadjuvant Treatment (ALTERNATE) in Postmenopausal Women: a Phase III Study
Enrollment Status: Active_not_recruiting
Publish Date: January 10, 2025
Intervention Type: Drug
Study Drugs: Fulvestrant, Anastrozole
Study Phase: Phase 3
Phase 2 Randomized, Double-Blinded, Controlled Study of Tucatinib vs Placebo in Combination With Capecitabine and Trastuzumab in Patients With Pretreated Unresectable Locally Advanced or Metastatic HER2+ Breast Carcinoma
Phase 2 Randomized, Double-Blinded, Controlled Study of Tucatinib vs Placebo in Combination With Capecitabine and Trastuzumab in Patients With Pretreated Unresectable Locally Advanced or Metastatic HER2+ Breast Carcinoma
Enrollment Status: Completed
Publish Date: August 14, 2023
Intervention Type: Drug
Study Drugs: tucatinib, capecitabine, trastuzumab
Study Phase: Phase 2
A Randomized Phase III Double Blinded Placebo Controlled Trial of Aspirin as Adjuvant Therapy for HER2 Negative Breast Cancer: The ABC Trial
A Randomized Phase III Double Blinded Placebo Controlled Trial of Aspirin as Adjuvant Therapy for HER2 Negative Breast Cancer: The ABC Trial
Enrollment Status: Terminated
Publish Date: April 05, 2023
Intervention Type: Other, Drug
Study Drug: Aspirin
Study Phase: Phase 3
A Phase II Trial Assessing the Tolerability of Palbociclib in Combination With Letrozole or Fulvestrant in Patients Aged 70 and Older With Estrogen Receptor-Positive, HER2-Negative Metastatic Breast Cancer
A Phase II Trial Assessing the Tolerability of Palbociclib in Combination With Letrozole or Fulvestrant in Patients Aged 70 and Older With Estrogen Receptor-Positive, HER2-Negative Metastatic Breast Cancer
Enrollment Status: Unknown
Publish Date: October 15, 2021
Intervention Type: Other, Drug
Study Drugs: Palbociclib, Letrozole, Fulvestrant
Study Phase: Phase 2
Phase II Safety Study of Palbociclib in Combination With Letrozole or Fulvestrant in African American Women With Hormone Receptor Positive HER2 Negative Advanced Breast Cancer
Phase II Safety Study of Palbociclib in Combination With Letrozole or Fulvestrant in African American Women With Hormone Receptor Positive HER2 Negative Advanced Breast Cancer
Enrollment Status: Completed
Publish Date: September 28, 2021
Intervention Type: Drug
Study Drug: Palbociclib + Letrozole or Fulvestrant
Study Phase: Phase 2/Phase 3
View 12 Less Clinical Trials

53 Total Publications

Impact of a Weight Loss Intervention on 1-Year Weight Change in Women With Stage II/III Breast Cancer: Secondary Analysis of the Breast Cancer Weight Loss (BWEL) Trial.
Impact of a Weight Loss Intervention on 1-Year Weight Change in Women With Stage II/III Breast Cancer: Secondary Analysis of the Breast Cancer Weight Loss (BWEL) Trial.
Journal: JAMA oncology
Published: August 21, 2025
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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

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