Gretchen Ahrendt
Experienced in HER2 Negative Breast Cancer

Dr. Gretchen Ahrendt

General Surgery
CommonSpirit Health
CommonSpirit Associated Surgeons St. Anthony
11700 W 2nd Pl, Mob 2 Ste 210, 
Lakewood, CO 
Accepting New Patients

Experienced in HER2 Negative Breast Cancer
CommonSpirit Health
CommonSpirit Associated Surgeons St. Anthony
11700 W 2nd Pl, Mob 2 Ste 210, 
Lakewood, CO 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Gretchen Ahrendt, MD, is a breast surgeon at St. Anthony Hospital and St. Anthony North Hospital. She provides patient-centered care, prioritizing individual needs and preferences while emphasizing education to support shared decision-making. Dr. Ahrendt places a strong emphasis on open communication and empowers her patients to actively participate in their care plans.Dr. Ahrendt earned a Bachelor of Arts in Chemistry from Carleton College in Northfield, Minnesota, and her medical degree from Johns Hopkins University School of Medicine. She completed her residency and fellowship at The Johns Hopkins Hospital. She is a Fellow of the American College of Surgeons and a Fellow of the Society of Surgical Oncology.Outside of her medical practice, Dr. Ahrendt enjoys downhill, cross-country, and backcountry skiing, road and gravel cycling, traveling, cooking, and spending quality time with her family.

Dr. Ahrendt is rated as an Experienced provider by MediFind in the treatment of HER2 Negative Breast Cancer. Her top areas of expertise are Breast Cancer, Angiosarcoma, Inflammatory Breast Cancer, Mastectomy, and Lymphadenectomy.

Her clinical research consists of co-authoring 66 peer reviewed articles and participating in 3 clinical trials. MediFind looks at clinical research from the past 15 years.

Specialties
General Surgery
Licenses
Surgery in CO
Hospital Affiliations
Centura Health-St Anthony North Health Campus
Languages Spoken
English
Gender
Female

Insurance

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

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Accepted insurance plans:

Cigna
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Medica
  • EPO
  • HMO
  • PPO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO

Locations

CommonSpirit Associated Surgeons St. Anthony
11700 W 2nd Pl, Mob 2 Ste 210, Lakewood, CO 80228
Call: 720-321-8080

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.


3 Clinical Trials

A Large-scale Multicenter Phase II Study Evaluating the Protective Effect of a Tissue Selective Estrogen Complex (TSEC) in Women With Newly Diagnosed Ductal Carcinoma in Situ
A Large-scale Multicenter Phase II Study Evaluating the Protective Effect of a Tissue Selective Estrogen Complex (TSEC) in Women With Newly Diagnosed Ductal Carcinoma in Situ
Enrollment Status: Completed
Publish Date: January 28, 2025
Intervention Type: Other, Procedure, Drug
Study Drug: Conjugated Estrogens/Bazedoxifene
Study Phase: Phase 2
A Randomized Phase III Trial Comparing Axillary Lymph Node Dissection to Axillary Radiation in Breast Cancer Patients (cT1-3 N1) Who Have Positive Sentinel Lymph Node Disease After Neoadjuvant Chemotherapy
A Randomized Phase III Trial Comparing Axillary Lymph Node Dissection to Axillary Radiation in Breast Cancer Patients (cT1-3 N1) Who Have Positive Sentinel Lymph Node Disease After Neoadjuvant Chemotherapy
Enrollment Status: Active_not_recruiting
Publish Date: January 13, 2025
Intervention Type: Radiation, Procedure
Study Phase: Phase 3
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
View 2 Less Clinical Trials

66 Total Publications

Multi-level factors drive use of sentinel lymph node biopsy in older women with early-stage breast cancer.
Multi-level factors drive use of sentinel lymph node biopsy in older women with early-stage breast cancer.
Journal: Breast cancer research and treatment
Published: April 07, 2025
View All 66 Publications
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Katrina Oyague is a General Surgeon in Louisville, Colorado. Dr. Oyague has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in the treatment of HER2 Negative Breast Cancer. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Intraductal Papilloma, Giant Mammary Hamartoma, and Lymphadenectomy. Dr. Oyague is currently accepting new patients.

VIEW MORE HER2 NEGATIVE BREAST CANCER DOCTORS

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.

Learn more about MediFind’s expert tiers

Find Dr. Ahrendt's expertise for a condition
ConditionClose
  • Elite
  • Breast Cancer
    Dr. Ahrendt is
    Elite
    . Learn about Breast Cancer.
    See more Breast Cancer experts
  • Distinguished
  • Angiosarcoma
    Dr. Ahrendt is
    Distinguished
    . Learn about Angiosarcoma.
    See more Angiosarcoma experts
  • Inflammatory Breast Cancer
    Dr. Ahrendt is
    Distinguished
    . Learn about Inflammatory Breast Cancer.
    See more Inflammatory Breast Cancer experts
  • Mastectomy
    Dr. Ahrendt is
    Distinguished
    . Learn about Mastectomy.
    See more Mastectomy experts
  • Advanced
  • Fibroadenoma
    Dr. Ahrendt is
    Advanced
    . Learn about Fibroadenoma.
    See more Fibroadenoma experts
  • Giant Mammary Hamartoma
    Dr. Ahrendt is
    Advanced
    . Learn about Giant Mammary Hamartoma.
    See more Giant Mammary Hamartoma experts
  • Intraductal Papilloma
    Dr. Ahrendt is
    Advanced
    . Learn about Intraductal Papilloma.
    See more Intraductal Papilloma experts
  • Lymphadenectomy
    Dr. Ahrendt is
    Advanced
    . Learn about Lymphadenectomy.
    See more Lymphadenectomy experts
  • Paget Disease of the Breast
    Dr. Ahrendt is
    Advanced
    . Learn about Paget Disease of the Breast.
    See more Paget Disease of the Breast experts
  • Experienced
  • BRCA Positive Breast Cancer
    Dr. Ahrendt is
    Experienced
    . Learn about BRCA Positive Breast Cancer.
    See more BRCA Positive Breast Cancer experts
  • Breast Cancer in Men
    Dr. Ahrendt is
    Experienced
    . Learn about Breast Cancer in Men.
    See more Breast Cancer in Men experts
  • Breast Lump
    Dr. Ahrendt is
    Experienced
    . Learn about Breast Lump.
    See more Breast Lump experts
  • DICER1 Syndrome
    Dr. Ahrendt is
    Experienced
    . Learn about DICER1 Syndrome.
    See more DICER1 Syndrome experts
  • HER-2 Positive Breast Cancer
    Dr. Ahrendt is
    Experienced
    . Learn about HER-2 Positive Breast Cancer.
    See more HER-2 Positive Breast Cancer experts
  • HER2 Negative Breast Cancer
    Dr. Ahrendt is
    Experienced
    . Learn about HER2 Negative Breast Cancer.
    See more HER2 Negative Breast Cancer experts
View All 14 Experienced Conditions
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