• CHPG St. Anthony North Family Medicine - 84th Ave. Exceptional Primary Care in Westminster, CO

  • CHPG St. Anthony North Family Medicine

    Contact Us

    Please contact us with questions or to schedule an appointment at either of our locations:

    Phone: 303-430-5560
    Fax: 303-430-5565

    2551 W. 84th Ave.
    Westminster, CO 80031 

    Monday through Friday, 8 a.m. to 5 p.m.

  • Visit Our Primary Care Clinic at 84th Ave. Neighborhood Health Center in Westminster

    When your family is in need of primary care in Westminster, CO, there is no better place to turn than Centura Health Physician Group (CHGP) St. Anthony North Family Medicine. Our primary care physicians are committed to treating illnesses and helping you and your family take an active role in your own health. We can help your family maintain optimal wellness through preventive care and encouraging healthy lifestyle choices.

    Whether your baby is sick with an upset stomach, your teenager is experiencing irritating allergies or you need to get a flu shot, you can trust that your family is in good hands with our Westminster primary care physicians. We know that every individual is different when it comes to medical care, which is why we specialize in adult care, pediatric care, senior care, integrative medicine and women’s maternity care. Our Westminster primary care physicians make it their goal to help individuals of all ages stay on top of their health.

    We are proud to have earned the highest level of NCQA Patient-Centered Medical Home (PCMH) recognition for using evidence-based, patient-centered processes that focus on highly coordinated care. This achievement reflects our dedication to patient-centered care to our patients.


    Patient Story: Overcoming Vertigo with Integrative Medicine

    Listen to the inspiring story of a woman’s struggle to overcome severe vertigo. Through sheer determination and the help of her integrative care team, Carmen Gastelum fought to take back control of her life.


  • Beth Groff MDDr. Groff grew up in Pennsylvania and attended Williams College in Massachusetts for college, majoring in English and Women's Studies. After a year of travel, she headed to Philadelphia for medical school at the University of Pennsylvania. During a "Year Out" from Penn, she traveled to Costa Rica, Ecuador and Kenya, learning more about medicine and life along the way. She completed her residency in beautiful Asheville, North Carolina.

    Wanting to speak Spanish and deliver babies, she moved to Colorado to work with Salud Family Health Center in Brighton. At Salud she practiced full-spectrum family medicine for ten years, focusing on the care of underserved patients. She is thrilled to have joined the residency in 2011, where she is the Associate Program Director at the 84th Ave Health Neighborhood site. She is also involved in organizing the Global Health Interest Group, including work with the Centura program in Haiti.

    Outside of work, she loves to garden, cook and practice yoga. Her husband and two sons keep her updated on the Colorado Rapids soccer team among other things.

    Megan Harper, MDA native of Colorado, Megan Harper received a bachelor’s degree in molecular, cellular and developmental biology from the University of Colorado at Boulder. She earned her medical degree from the University of Colorado where she was inducted into the Alpha Omega Alpha Medical Honor Society. She completed her family medicine residency and an obstetrics fellowship at Saint Joseph Hospital in Denver.

    Board-certified, Dr. Harper is trained to care for patients of all ages. She is dedicated to providing friendly, compassionate and high quality care to all her patients. Her clinical interests include: general and chronic medical conditions, preventive care, women’s health, and obstetric care.

    Outside of the office, Dr. Harper enjoys spending time with family, traveling, hiking, and golfing, and is an avid college sports fan.

    Sarah Liegl MDDr. Liegl grew up in Denver and received her BA in History from Grinnell College in Iowa. She spent a hectic year in Johannesburg, South Africa doing HIV counseling before attending medical school at Loyola University in Chicago. Sarah completed her residency and learned Spanish in Greeley, CO where she was on the community health center ("Sunrise") track.

    Following residency, Sarah worked in an urban clinic in Washington D.C., where she fulfilled her National Health Service Corp Scholar obligation. It was at this site where she fell in love with residents and teaching, and went on to become faculty at the Georgetown Family Medicine Residency. 

    Tired of traffic and wanting to be close to family, Sarah moved back to Denver in 2013 and is thrilled to continue in an academic position at St. Anthony North Family Medicine. Her medical interests include all things women's health, pediatrics, international medicine, and caring for underserved populations.

    Outside of work she keeps busy with her husband, two children, and enjoys running, reading, and travel.

    Laura Strickland MDDr. Strickland grew up in Milwaukee, Wisc. and attended Northwestern University for her undergraduate degree. After college, she spent a year doing a volunteer program with Jesuit Volunteer Corps in San Francisco. 

    She returned to Wisconsin for medical school and residency at the Medical College of Wisconsin in Milwaukee and University of Wisconsin-Madison respectively. Following residency, she took a faculty job at Boston University School of Medicine, where she worked at an FQHC, and taught full spectrum family medicine to BU medical students.

    She loved Boston, but has found her home in Colorado. She spends her free time hanging out with her husband, son and their dog, preferably outdoors.

    Mark Wisthoff DOA Colorado native, Dr. Wisthoff completed his undergraduate and graduate work at Colorado State University earning a Master of Science in exercise physiology and nutrition. Before attending medical school, he worked at the Rocky Mountain Cancer Center in Rose Hospital designing nutritional intervention and weight loss studies.  

    Dr. Wisthoff earned his medical degree at the Midwestern University – Chicago College of Osteopathic Medicine, returning to Colorado to complete his family medicine residency at the Fort Collins Family Medicine Residency program, serving as co-chief resident his final year. He then completed a primary care sports medicine fellowship at the University of Pittsburgh in Pennsylvania.

    Dr. Wisthoff believes in caring for the patient as a whole and returning them to the activities they enjoy as soon as possible.

    When he’s not treating patients, Dr. Wisthoff enjoys spending his free time with his family hiking, snow shoeing, working out, cooking and exploring new restaurants in Denver.

    Christina Zarza MDDr. Zarza received her bachelor’s degree from the University of Colorado at Boulder in both Spanish Literature and Biology. She graduated Summa cum laude and also completed a Neuroscience certificate.

    Dr. Zarza earned her medical degree from the University of Colorado Health Sciences Center. She completed her residency at St. Anthony North Family Medicine Residency program and served as co-chief resident her final year.

    Fluent in Spanish, some of her medical interests include pediatrics, community medicine, and global health. When she is not delving into the complex world of medicine, she enjoys hiking, reading, baking, traveling, and spending time with family and friends.

    Megan Carlberg, MD majored in biology at the University of Delaware and minored in Spanish, studying abroad in Central and South America every chance she could.  She fell in love with Latin American cultures and graduated a semester early to study medical Spanish and volunteer in hospitals and a HIV/Tb clinic in Guatemala before returning to New York for medical school. Dr. Carlberg is receiving advanced medical training at St. Anthony North Family Medicine.

    She completed her medical degree at New York University Upstate Medical University in Syracuse. Dr. Carlberg developed a deep respect for integrative mind and soul well-being and began to realize what truly makes the body healthy.  Additional medical interests include global health, public health, integrative medicine for the underserved, adolescent medicine and women’s health. 

    Dr. Carlberg loves any and all activities outdoors, traveling, yoga, animals of all shapes and sizes and salsa dancing.


    Jessica Dill, MDDr. Jessica Dill received her bachelor’s degree in biology from Colorado College in Colorado Springs. As part of her education, she studied abroad in Botswana for six months where she developed a special interest in underserved populations and community health. Dr. Dill worked as an EMT, research assistant, medical assistant and anesthesia technician prior to completing her medical degree at the University of Colorado School of Medicine. She is receiving advanced medical training at St. Anthony North Family Medicine.

    Dr. Dill’s medical interests include obstetrics, preventive medicine, integrative medicine, and community health improvement. Dr. Dill’s personal philosophy of care is that patients are partners in their care. She seeks to know her patients personally and help guide their health care decisions based on their needs, goals and desires.

    When she’s not practicing medicine, Dr. Dill’s hobbies include hiking, skiing, running, mountain biking, soccer, singing and watching football (GO BRONCOS).

    Jill InagakiA proud Colorado native, Dr. Jill Inagaki completed her bachelor’s degree in biology at the University of Colorado at Boulder. Prior to medical school, Dr. Inagaki worked in the financial industry. After experiencing some personal health issues, she decided to pursue her dream of becoming a doctor. Dr. Inagaki is receiving advanced medical training at St. Anthony North Family Medicine.

    Dr. Inagaki completed her medical degree at Rocky Vista University in Parker, Colorado. She was drawn to family medicine because of its diverse patient population and the long-term relationships that doctors can build with their patients. Also, recognizing the vast need for primary care physicians and the integral role they play in today’s healthcare.

    If Dr. Inagaki’s not treating patients, you can find her chasing her toddler, practicing the art of making gumbo or relaxing at home with her husband.


    Anna JohansonAnna Johanson, MD grew up in Cincinnati and earned a bachelor’s degree in Environmental Science from Antioch College.  Through alternating work and study semesters, she explored her love of art, ecology and social justice, working on organic farms in New Zealand, apprenticing with a potter in New Mexico, studying Brazilian ecosystems, and interning in an Indian Health Service clinic in Washington State. Dr. Johanson is receiving advanced medical training at St. Anthony North Family Medicine. 


    After graduating, Dr. Johanson moved to Portland for a short time where she worked in a clinic for homeless youth. Fired up from her work in the homeless clinic, Dr. Johanson decided to go back to school and graduated from the University of Colorado School of Medicine. She started with an emergency medicine program, but quickly realized that she missed the individual advocacy that comes in a primary care setting.  Dr. Johanson still dreams of working with homeless and starting a street medicine program in Denver.

    If Dr. Johanson isn’t treating patients, she continues to create original art making contemporary pieces with welded steel and glass mosaics. She also enjoys spending time with her husband and dog, camping snowshoeing, rocking climbing and traveling. 


    John Kelley, MDA native Georgian, John Kelley, MD completed his undergraduate degree at the University of Georgia, in Athens majoring in Spanish and Portuguese. After graduation he lived and worked in Buenos Aires, Argentina for a while and came back to the United States ready to fuse his passion for cultures and languages with medicine. Dr. Johanson is receiving advanced medical training at St. Anthony North Family Medicine.

    As he finished his pre-med courses, Dr. Kelley worked as a Spanish interpreter at a hospital and free clinic in Athens, Georgia. He then completed his medical degree at the Medical College of Georgia in Augusta. Dr. Kelley decided on family medicine after realizing that he loved all aspects of medicine and family medicine allows him to touch a wide variety of aspects of medicine.

    In his spare time, you will find Dr. Kelley and his wife brushing up on their rusty ski skills, running, biking and hiking. All of which they enjoy doing with their two year old daughter.

    Tanner Mathias, MDDr. Tanner Mathias received his undergraduate degree in health science studies from Baylor University in Waco. He earned his medical degree from the University of Oklahoma College of Medicine in Oklahoma City. Dr. Mathias is receiving advanced medical training at St. Anthony North Family Medicine.

    When it comes to treating patients, Dr. Mathias believes in a compassionate, empathetic approach which motivates families and communities as a whole to achieve happy and healthy lives. Dr. Mathias enjoys all aspects of family medicine, but his clinical interests include: integrative medicine, underserved populations and global health.

    In his free time, Dr. Mathias enjoys playing a wide variety of sports including kickball, Ultimate Frisbee, tennis, and racquetball, He also enjoys fishing, hiking, skiing and mountain biking.

    Matthew Mullane, MDMatthew Mullane, MD, MPH graduated from the University of North Carolina – Chapel Hill with a degree in political science with minors in Spanish and chemistry.  Taking some time to explore after college, he worked briefly as a research assistant in a pediatric gastroenterology laboratory. Dr. Mullane is receiving advanced medical training at St. Anthony North Family Medicine.

    This stirred his interest in medicine, so he decided to enter medical school. He completed an MD/MPH (Masters of Public Health) program at University of Texas School of Medicine at San Antonio and the University of Texas School of Public Health.  

    Dr. Mullane has developed an interest in global health and underserved medicine, and has traveled to the Dominican Republic, Haiti and India on several medical and public health trips.  

    In his free time, you'll find Dr. Mullane trying to improve his skiing, tending his vegetable garden or writing and recording music.


    Kenneth Ott, MDBorn and raised in the suburbs of Washington, D.C., Kenneth Ott, MD received his bachelor’s degree in chemistry from the University of Virginia in Charlottesville. He then went on to obtain a master’s degree in Education from the National Louis University in Chicago, Illinois. Remaining in Chicago, Dr. Ott also served for a short time as a high school biology and chemistry teacher for Teach for America. In the meantime, he felt called to a career in medicine. Dr. Ott is receiving advanced medical training at St. Anthony North Family Medicine.


    He earned his medical degree from Tulane University School of Medicine in New Orleans. Dr. Ott is drawn to family medicine in particular because of the broad array of people and diseases encountered. He is passionate about working for his patients and learning from them every day. 

    When he’s not practicing medicine, Dr. Ott and his wife enjoy getting outside for hiking, biking, skiing, and running, playing soccer or tennis.


    Amira Saad, MDDr. Amira Saad received her undergraduate degree in anthropology from Michigan State University in East Lansing. Through her studies, she became passionate about understanding how the social context of people’s lives impacts their perceptions of health and illness as well as possible barriers to health care. These areas of interest led her to medical school and primary care.

    Dr. Saad earned her medical degree at the Chicago College of Osteopathic Medicine. She is receiving advanced medical training at St. Anthony North Family Medicine.  When it comes to treating patients, Dr. Saad feels it is important to foster a trusting, collaborative relationship, as this creates a solid foundation for effective patient care.

    Her interests outside of medicine include snowboarding, CrossFit, yoga, spending time outdoors, and cooking.

    Onna Klooster, FNP-BCOnna Klooster is a certified Family Nurse Practitioner. She completed a bachelor’s degree in Nursing at South Dakota State University West River Program in Rapid City. After graduation, Onna spent several years as an intensive care nurse at St. Anthony Hospital.  She returned to school to further her education and earned a Master of Science in Nursing from Regis University in Denver.

    Onna has almost ten year’s nursing experience in both critical and acute care settings. Her personal philosophy is to always serve families with the greatest care and compassion while providing top quality care. Onna enjoys family medicine because it allows her to treat a wide variety of patients. Her specific medical interests include preventative care, integration of alternative therapies, and management of chronic medical issues.

    When she’s not treating patients, Onna enjoys spending time with her husband and young son.  They often enjoy spending time outdoors climbing and hiking.  They are also avid travelers and love to explore new places and different cultures.  

    Laura UrkoLaura Urko is a board-certified family nurse practitioner. She is from Raleigh, North Carolina and received her bachelor’s degree in nursing from East Carolina College of Nursing in Greenville. She worked as a nurse for four years on a cardiothoracic surgical step-down unit before obtaining her nurse practitioner degree. Laura then went on to earn her Master of Science in Nursing and Family Nurse Practitioner certification from Duke University in Durham, North Carolina.

    When it comes to treating patients, Laura is committed to providing the highest quality, evidence-based care to patients to provide the best possible patient outcomes and enjoys the diversity of family medicine.

    In her free time, Laura enjoys spending time in the mountains, exploring Denver, hiking, skiing, and reading.

  • Health & Wellness Classes

    Health & Wellness Classes

    We bring wellness closer to home with classes in your neighborhood.

  • NCQA Recognition

    Raising the bar on quality care.

    Centura Health Physician Group practices earn national recognition.

Search: Current Site All Sites