Dr. Daniel J. Hatch

Dr. Daniel J. Hatch

Dr. Mike Vaardahl

Dr. Mike Vaardahl

Dr. Stacy M. Atherton

Dr. Stacy M. Atherton


Get to know our Colorado Podiatrists and staff

Our doctors and staff believe in taking the time to listen and understand the needs of all of our patients. We take a personal interest in helping our patients overcome their foot and ankle problems. We hope you’ll take a few minutes to learn more about us – who we are and why you can trust us to do what’s best for you.

Dr. Daniel J. Hatch

Dr. Hatch’s number-one goal is offering patients improved mobility so they can better their health. After receiving his doctorate in podiatric medicine from the Illinois College of Podiatric Medicine in Chicago, Dr. Hatch began specializing in foot and ankle reconstruction and pediatric clubfoot.

A 30-year resident of northern Colorado, Dr. Hatch actively participates in a number of sports. He is also an amateur photographer. Dr. Hatch has served as the past president of both the American College of Foot and Ankle Surgeons and the Humane Society of Weld County.

Board certified:

  • Foot and ankle surgery
  • Podiatric orthopedics


  • American Board of Podiatric Surgery
  • American Board of Orthopedics and Primary Podiatric Medicine


  • American College of Foot and Ankle Surgeons


Dr. Mike Vaardahl

Dr. Vaardahl became a podiatrist because he enjoys meeting people of diverse backgrounds, and helping them relieve their foot and ankle pain and suffering. An avid runner and tennis player, he wants everyone to stay active and pursue their goals and passions. He received his doctorate in podiatric medicine from Barry University in Miami Shores, Florida, and now specializes in diabetic foot care and wound care.

For the past 10 years, Dr. Vaardahl has called northern Colorado home. He is involved in the Greeley Rotary Club, and is currently serving as the chair of the membership committee for the American College of Foot and Ankle Surgeons. Dr. Vaardahl is also the director of the North Colorado Medical Center Podiatric and Surgery Residency. When not hard at work, Dr. Vaardahl can be found playing with his two young boys and his black lab.

Board certified:

  • Foot surgery
  • Ankle surgery


  • American Board of Podiatric Surgery


  • American College of Foot and Ankle Surgeons

Dr. Stacy M. Atherton

Dr. Atherton received her doctorate in podiatric medicine from the Temple University School of Podiatric Medicine in Philadelphia, Pennsylvania. She then spent four years of residency training at Temple University Hospital, specializing in reconstructive surgery and foot and ankle trauma. In her free time, she can be found outside with her family – skiing, waterskiing, swimming, running, and climbing.

Board Certified:

  • Foot Surgery


  • American College of Foot and Ankle Surgeons

Debbie Bierma

Billing and coding specialist

For 25 years, Debbie has been a key member of our staff. Currently, she handles all of our billing and coding, staying current on changes in health care and insurance. Debbie loves being active and is an avid hiker, biker, gardener, and exerciser. When not enjoying the outdoors, she scrapbooks for her two grandsons.

Meloney Kerksiek

Office Coordinator for our Longmont Office/Surgery Scheduler for Dr. Hatch

Meloney enjoys working for doctors who genuinely care about their patients and staff. She holds a bachelor’s degree in sociology from the University of Northern Colorado. When she is not hard at work she enjoys spending time outdoors and at sporting events with her husband and two kids. She also loves yard work, interior design, photography and anything crafty. In her spare time you can usually find her working on some type of “project”.

Shelly Korell

Financial and office manager

Shelly joined Foot & Ankle Center of Northern Colorado because she knew that she would be working in an environment where people come first. Taking that observation to heart, Shelly ensures everyone who comes into contact with our office is treated with respect. Shelly enjoys spending time with her husband and their 3 children. She also enjoys cooking, reading, and walking.

Nicki Pfenning

Medical assistant

Nicki truly enjoys meeting new patients and caring for their foot and ankle needs. According to Nicki, the best part of working at Foot & Ankle Center of Northern Colorado is the camaraderie that the staff shares. Everyone has the same goal – providing the best possible care for each and every patient. Her hobbies include painting, hiking, and cooking.

Meghan Minter

Medical Assistant & Scheduler for Dr. Vaardahl

Meghan appreciates the quality of care each patient receives as well as the atmosphere the employees bring to Foot & Ankle Center. In her spare time Meghan enjoys spending time with her 3 children. She also likes to participate in basketball, running, golfing, and camping.

Erika Nava

Receptionist Greeley Office

Erika brings a sweet smile and gentle spirit to the Foot & Ankle family. Erika is bilingual in English & Spanish. She enjoys getting to meet new people every day. In her spare time Erika enjoys reading, watching movies, camping, & four wheeling.

Sherry Loewen

Medical Assistant and Receptionist Longmont Office

While not at work Sherry enjoys camping, flower gardening, cooking, and spending time with her family. Sherry is a Certified Medical Assistant in our Longmont location. Sherry enjoys working with the great patients and staff in Longmont.

Veronica Bratton

Medical Assistant Longmont Office

Veronica enjoys working with the Foot & Ankle family as she feels all staff are passionate about helping people. Veronica is fluent in both the English and Spanish language. In her spare time she enjoys spending time with her husband and son as well as cooking, scrap booking, interior design, and listening to music.

Katie Wood

Medical Assistant in our Greeley Office

A nursing student from the University of Northern Colorado, Katie possesses a
certificate as a Certified Nursing Assistant. Katie joined the Foot & Ankle
team because she enjoys helping people. She has grown to appreciate the high
quality medical care, as well as the light hearted caring environment that the
practice offers each patient. When Katie is not working or studying she enjoys
any outdoor activity as well as scrapbooking.

Shannon Ashida

Receptionist in our Greeley Office

As a receptionist for the Foot & Ankle Center Shannon enjoys the people she
works with as well as meeting new patients. Shannon is a Certified Nursing
Assistant as well as a full time student at the University of Northern Colorado
in the nursing program. In her spare time Shannon enjoys painting and

Dawn Costa

Receptionist in our Greeley Office

Dawn’s outgoing, caring personality welcomes patients to our Greeley Practice.  She enjoys her position as she loves interacting with patients.  When not working Dawn enjoys bike riding, camping, playing basketball, and anything else that involves family time with her husband and 2 children.

Jennifer Garcia

Medical Assistant in the Greeley Office

Jennifer received her Medical Assisting Degree from IBMC.  She enjoys working at the Foot and Ankle Center because it is an environment where each patient is treated with respect and the best care possible.  Jennifer enjoys camping, spending time with family, and exploring different types of food.

Michelle Vela

Receptionist in our Longmont Office

Michelle is married, the mother of three, and very proud grandmother of two.  She enjoys home decorating and working in her yard and garden.  Michelle has a heart for people.  She wants all patients to have a pleasant experience when visiting our Longmont Office.


To schedule an appointment in our Greeley or Johnstown location call 970-351-0900
To schedule an appointment in our Longmont location call 303-772-3232
Existing Patients visit our patient portal for appointments.