Hospital Services


You are not alone. Our multidisciplinary breast care team is here to guide and support you throughout your entire journey, from diagnosis and treatment to life beyond cancer.

Our expert team of providers utilizes a multidisciplinary approach to care: uniting surgeons, medical and radiation oncologists as well as oncology certified nurses and ancillary staff to deliver the best possible outcome for patients. We are also part of the Centura Health Cancer Network, a statewide cancer network that brings together the best and brightest minds in cancer care, armed with leading edge technologies and to offer a comprehensive array of services.

Breast Imaging Radiologist

Radiology plays a critical role in the diagnosis and treatment of cancer. Every single mammogram image is read by a fellowship trained, board-certified radiologist specializing in breast health. Longmont United Hospital Women’s Imaging is accredited by the American College of Radiology (ACR). ACR Accreditation is recognized as the gold standard of demonstrated safety standards and quality care in medical imaging.

-Hilarie Gutierrez, MD

A native of New Jersey, Dr. Hilarie Gutierrez earned her medical degree from the Eastern Virginia Medical School in Norfolk, Virginia. She trained in diagnostic radiology at the University of Colorado Health Sciences Center in Denver followed by a breast and body imaging fellowship at the University of Washington School of Medicine in Seattle, Washington.

Dr. Gutierrez is an active medical leader and instructor. She is currently an Assistant Clinical Professor for the division of breast imaging at the University of Colorado School of Medicine.

Board-certified in diagnostic radiology, Dr. Gutierrez shares, “All of my patients are someone important. They are someone’s wife, mother, daughter or friend and that makes them important to me. Our team’s goal is to support women and personally guide them while they are with us, either for a single visit or throughout their journey.”

- Horacio Gutierrez, MD

Board-certified, Dr. Horacio Gutierrez earned his medical degree from the State University of New York at Buffalo, graduating Summa Cum Laude. Dr. Gutierrez completed his diagnostic radiology residency women’s body imaging fellowship at the University of Colorado Health Sciences Center in Denver, serving as Chief Resident his final year of residency.

Dr. Gutierrez serves on numerous hospital committees and boards and is an Assistant Clinical Professor for the division of breast imaging at the University of Colorado School of Medicine.

As a breast imaging specialist, Dr. Gutierrez is dedicated to providing patients with the best care available while helping them make informed decisions about their health. “I strive to provide my patients with personalized care since their health and wellbeing are my priority. I am fortunate to work closely with other members of a highly devoted patient care team who share in my commitment to our patients.”

Nurse Navigator

Dealing with a cancer diagnosis can be overwhelming. To help you through this process, an Oncology Nurse Navigator will be you and your family’s advocate during your journey providing you with education, support and advocacy.

Your nurse navigator is here to provide assistance with:

  • Understanding your diagnosis and treatment plan, and maintaining your health.
  • Staying informed about your plan of care
  • Coordinating services throughout your cancer journey.
  • Communicating with your health care providers.

- Ananda Badet, RN, OCN, BSN

Nurse Navigator Ananda Badet, RN, OCN, BSN is an Oncology Certified Nurse. She attended University of Colorado Health Sciences Center and received a bachelor of science in nursing. She has been a cancer nurse for more than ten years, working throughout the Denver area, as well as at Stanford Hospital and University of New Mexico Hospital. She is honored to serve the Longmont community.

Breast Surgeon

Our breast surgeon specializes in a wide range of breast cancer surgeries and reconstruction. They work with a patient’s medical team and the patient and their family to tailor a treatment plan based on their wishes and particular diagnosis.

To view a list of conditions and procedures, please click here.

- Dr. Gerlinde Tynan, MD, FACS

Gerlinde S. Tynan, MD, FACS, is a board-certified general surgeon specializing in breast cancer.
She received a Bachelor of Science with honors in Molecular Biology from the University of Wyoming in Laramie. After graduating from the University of Washington School of Medicine in Seattle she completed her general surgery residency at the University of Arizona in Tucson.

Dr. Tynan is an active member of the American Society of Breast Surgeons, a fellow in the American College of Surgeons, and one of a few surgeons certified in breast ultrasound. At her prior hospital in Arizona she created and brought to NAPBC accreditation the first comprehensive Breast Center in the region.

“I believe in crafting individualized treatment plans for each patient, based on national guidelines while taking into account their particular risk factors, and personal wishes.”

Medical Oncologist

Medical oncology services are provided by our expert team located in the Medical Pavilion at Longmont United Hospital. They work closely with the Hope Cancer Care Center radiation therapy team, our team of surgeons, pathologists, diagnostic radiologists and support services to provide comprehensive treatment.

- J. Mark Barnett, MD

Board-certified in Medical Oncology, Hematology and Internal Medicine, Dr. J. Mark Barnett earned his medical degree from Southern Illinois University School of Medicine in Edwardsville, Illinois. He completed his internal medicine residency and his hematology/oncology fellowship at Brown University School of Medicine in Providence, Rhode Island.

- Robert Fisher, MD

Dr. Robert Fisher is board-certified in Medical Oncology and Internal Medicine. He earned his medical degree from the University of Cincinnati College of Medicine in Cincinnati, Ohio. He trained at the Baltimore City Hospital/Bayview Medical Center of the John Hopkins School of Medicine for his internal medicine residency. Dr. Fisher remained in Baltimore to complete a hematology/oncology fellowship at the University of Maryland Cancer Center.

- Sara Robinson, MD

Board-certified in Medical Oncology and Internal Medicine, Dr. Sara Robinson earned her medical degree at the University of Texas Medical School in Houston, Texas. She trained at Baylor College of Medicine in Houston, Texas for her completed her internal medicine residency, followed by a medical oncology fellowship at Baylor University Medical Center in Dallas.

Additional medical oncologists on staff:

David Andorsky, MD
Jenny Fox, MD
John Fleagle, MD
Patrick Moran, MD
Mark Sitarik, MD

Radiation Oncologist

Radiation oncology services are provided at the Hope Cancer Care Center, located on the hospital campus. Hope Cancer Care center serves adults needing radiation therapy for any primary cancer including breast, colon, lung, prostate and other cancers.

- Marie Klish, MD

Dr. Marie Klish specializes in radiation oncology for breast, head and neck cancers, lung and prostate cancer. She earned her medical degree from the University of North Carolina at Chapel Hill. She completed her radiation oncology residency at the Huntsman Cancer Institute at Salt Lake City, Utah. Dr. Klish shares, “I strive to provide compassionate care, maintain my patients’ dignity and provide the most progressive treatments available. I educate patients and their loved ones about their radiation treatment options to empower each person to make the best decision for themselves.”

-Charles Simpson, MD

Dr. Simpson specialized in radiation oncology. He earned his medical degree from the University of Mississippi School of Medicine.

Additional radiation oncologists on staff:

Andrew Antell, MD
Dennis Carter, MD
Daniel Chin, MD
Kathryn Howell, MD
Charles Leonard, MD
Charles Mateskon, MD
Meera Patel, MD
Patrick Richard, MD
Ralph Wright, MD

Genetics Counselor

-Jeanine Ashley, MS, CGC

If you have a family history of cancer or have received a new cancer diagnosis you may have an identifiable hereditary cancer syndrome. A new technology called multigene panel testing simultaneously examines a number of different genes to look for potentially cancer-causing mutations, which can provide information to help you take action to prevent or stop cancer.

Jeanine Ashley is a certified genetics counselor. She earned a Master of Science in Genetic Counseling from the University of Colorado, Anschutz Medical Campus in Aurora, Colorado. Jeanine is board-certified by the American Board of Genetic counseling (ABGC) and also holds a certificate in Public Health from the Colorado School of Public Health on the Anschutz Medical Campus.

Jeanine shares, “I am passionate about helping you understand your inherited risk of cancer, and in doing so, empower you to make important treatment decisions that will help you be proactive about your medical care. I will strive to help you gain the knowledge necessary to make an informed decision about whether or not to pursue a genetic test.

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