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Peter Christensen
Health Center
Trust your healthcare with our experienced team
Dana Irmick, APNP
Medical Director, Nurse Practitioner

Dana started at PCHC as a Nurse Practitioner student through the University of Wisconsin at Oshkosh. Upon graduation, Dana started a full time practice at PCHC in 2006. Prior to her Nurse Practitioner training, Dana worked as a Registered Nurse for several years at Howard Young Medical Center in the departments of Intensive Care, Emergency, and Obstetrics. Dana enjoys treating patients across the life span and involving the whole family in her patient care model. Outside of the clinic, Dana enjoys camping, fishing, reading, and spending time with her family. Dana has served as the PCHC Medical Director since 2020.

William Raduege, MD
Supervising Physician

Dr. William Raduege obtained his Bachelor of Arts degree in 1961 from North Central College and conducted graduate study in Biochemistry at Virginia Tech in 1962. Dr. Raduege went on to obtain his medical degree from the University of Wisconsin in 1966. Dr. Raduege has practiced in several locations around northern Wisconsin, including Rhinelander, Tomahawk, Woodruff and Ladysmith. He has several accolades with the Wisconsin Medical Society and has previously served in many roles for the Wisconsin Academy of Family Physicians. Dr. Raduege is a veteran of the U.S. Army Medical Corps and serves as the Supervising/Collaborating Physician for PCHC since June of 2020. 

Linda Seale, MD
Physician - Internal Medicine

Dr. Seale earned her undergraduate Bachelor of Science degree in Biology at Tulane University, then underwent postgraduate training at the University of Illinois for Internal Medicine Residency & Infectious Diseases Fellowship. Dr. Seale is certified by the American Board of Internal Medicine and the American Board of Infectious Diseases.

Dr. Seale grew up in Texas and Oklahoma with her grandparents due to unfortunate illness in her primary parents. She worked with Marshfield clinic for 22+ years before contracting with PCHC in November of 2020, Dr. Seale has a special interest in preventative healthcare measures.

 “The devil is in the details.” -  Linda Seale

John Spellmeyer, MD

Dr. Spellmeyer has been working at Peter Christensen Health Center since 1999 as a Board Certified Radiologist. Dr. Spellmeyer is a Veteran of the United States Navy and is has been a practicing radiologist for more than 40 years. Dr. Spellmeyer has seen numerous advances in the field of radiology and served a lead role in Peter Christensen's transition from paper films to the world of digital radiography. With this new technology, Dr. Spellmeyer has the capability of reading patients' x-rays from anywhere in the world. Dr. Spellmeyer and his wife live in Lac du Flambeau and enjoy all seasons in northern Wisconsin, especially summer when they tend to their large outdoor garden filled with wonderful fruits and vegetables.

Lucas Daniels, DNP
Doctor of Nursing Practice

Lucas is licensed in the State of Wisconsin as an Advanced Practice Nurse Prescriber since 2020 and holds a dual license as a Registered Nurse. He obtained his Doctor of Nursing Practice degree from University of Wisconsin-Madison in the Acute Care Adult/Gerontology program in 2020. Lucas also holds a Master's of Nursing degree from Capella University, Bachelors from the University of Wisconsin Superior, and is board certified in Emergency Nursing and Pediatric Emergency Nursing. Lucas served as a RN at PCHC for seven years prior to switching roles to a Medical Provider and now serves as our walk-in provider. Lucas is a life long resident of the Upper Peninsula of Michigan and spends free time gardening, kayaking, and hiking the forests of Michigan.

Emily Busha, PA-C
Physician Assistant

Emily earned her Undergraduate Bachelor of Science in Biology, with a minor in Spanish, from Butler University in 2009, then earned her Master’s in Physician Assistant Studies at Marquette University in 2013. Emily is certified with the National Commission on Certification of Physician Assistants (NCCPA).

Emily has been with PCHC as a PA since 2013. Emily has a special interest in treating pediatrics & young adults, with a focus on medicines and overall wellness. She was born in Wisconsin, grew up in Green Bay then later moved to the Northwoods and graduated from Lakeland Union High School. After she received her PA, she returned to the Northwoods to work for PCHC. She enjoys spending time with her family, outdoors activities such as boating, fishing and hunting. She avidly attends concerts and sporting events.

John Filz, PA-C
Physician Assistant

John Filz is a Physician Assistant, certified with the National Commission on Certification of Physician Assistants (NCCPA), and a graduate of the University of Wisconsin – Madison.

John has 15 years of experience as a hospital corpsman in the United States Navy and Naval Reserve, after which John has been with the Peter Christensen Health Center for over 30 years, all of which he says he has been fortunate to treat his “friends” as well as his patients.

“A good name is to be chosen rather than great riches.” – John Filz

“Three things will last forever – faith, hope and love – and the greatest of these is love.” – John Filz

Cindy Walters, PA-C
Physician Assistant

Cindy graduated from UW-Madison with a Bachelor’s of Science degree in the Physician Assistant Program in 2002. Cindy was a firefighter/paramedic II with the City of Madison for 15-20 years. Cindy is certified with the National Commission on Certification of Physician Assistants (NCCPA).

Cindy has been with PCHC as a PA-C since 2013. She has a special interest in Home Care, Fall Prevention and EMS Hospice. Cindy is a current paramedic in the State of Wisconsin and currently has a Community Paramedic Certification and is also a volunteer at the Fifield Fire Department. She enjoys many outdoor activities such as hiking in the summer months.

Shane Brahm, OD

Dr. Brahm graduated from University of Wisconsin-Green Bay with a Bachelor of Science in Human Biology, then earned his Medical Degree at Indiana University as a Doctor of Optometry. Dr. Brahm is certified with the National Board of Examiners in Optometry and is a member of the American and Wisconsin Optometric Associations.

Dr. Brahm has been practicing full-time at PCHC for over six years. He has a special interest in treating patients with diabetes and diabetic retinopathy. He is a local resident and enjoys hunting, fishing, and golf. 

“I believe that educating my patients is the single most important thing I do. When patients have a better understanding  about their eyes and vision, they can make good decisions about their care.” - Dr. Shane Brahm

Jill Redman, OD

Dr. Redman joined Peter Christensen Health Center in the summer of 2009. She was born and raised in Southeastern Nebraska and received her Bachelor of Science degree from the University of Lincoln in 2005. Dr. Redman then completed four years of graduate training at Indiana University School of Optometry where she met her husband, Dr. Benjamin Redman. Dr. Jill Redman provides comprehensive eye care for the whole family, including the diagnosis and treatment of vision disorders and diseases/injuries of the eyes. She has special interest in pediatric eye care and in the management of ocular diseases. Dr. Redman has felt very welcomed in the Northwoods community and takes advantage of the vast recreational opportunities offered here. She has thoroughly enjoyed her experience working with the people of Lac du Flambeau and learning about the rich Ojibwe culture and heritage. She feels blessed to work in a brand new multidisciplinary clinical setting alongside knowledgeable providers, as part of a team coordinating complete health care of patients.

Jacob Lindner, DC

Dr.  Jacob Lindner graduated from Brigham Young University in Idaho with a Bachelor’s in Exercise Physiology, with a Minor in Chemistry, in 2011. He then went on to earn his Doctorate Chiropractic Program degree in 2016. Dr. Lindner is licensed in the State of Wisconsin for Chiropractic.

Dr. Jacob Lindner joined PCHC previously to provide Chiropractic services while Dr. Mares was not available; he has joined a second time in 2021 to continue providing services alongside Dr. Mares. Dr. Jake has over 5 years of experience treating nearly 40-50 patients per week in Chiropractic practice. He provides laser and electrical stimulation, manual manipulation, kinesiology tape application and dry needling treatments as part of his practice of care. Dr. Jake is proficient in the Spanish language and has previous experience being a substitute teacher. He is an outdoors enthusiast and enjoys travel, meeting people, and developing friendships.

Katrina Mares, DC

Dr. Katrina Mares (enrolled member LDF Band of Lake Superior Chippewa Indians) obtained her Doctor of Chiropractic degree from the Cleveland Chiropractic College in 2015, having graduated cum laude and on the Dean's List for Academic Excellence. She also holds a Bachelor's degree in Biology from the University of Minnesota-Duluth (2008).

Dr. Mares has worked at PCHC since 2016 and has additional training in Leander technique, Flexion-distraction technique and the Motion Palpitation Institute Extremities Course. Dr. Mares has recently been certified in Dry Needling technique and utilizes other therapies and treatments such as ultrasound, laser, electrical stimulation, manual therapy, MyoKinesthetic therapy and kinesiology taping. 

Dave Larsen, DPM
Podiatric Medicine and Surgery

Dr. Larsen graduated from University of Osteopathic Medicine and Health Sciences (UOMHS) in Des Moines, Iowa in 1994 where he earned a Doctor of Podiatric Medicine and Surgery degree. He is currently Board Certified in podiatric medicine and surgery. He has a special interest in amputation prevention and limb preservation.

Dr. Larsen and Dr. Meyer are a husband and wife team who own a private practice, and they provide services in Eagle River, Hayward, Ashland, and 6 other Tribes in Northern Wisconsin.

Shannon Meyer, DPM
Doctor of Podiatric Medicine and Surgery

Dr. Meyer graduated from University of Osteopathic Medicine and Health Sciences (UOMHS) in Des Moines, Iowa in 1994 where she earned a Doctor of Podiatric Medicine and Surgery degree. She is currently Board Certified in podiatric medicine and surgery. Her focus is on amputation prevention and limb preservation.

Dr.  Meyer and Dr. Larsen are a husband and wife team who own a private practice, and they provide services in Eagle River, Hayward, Ashland, and 6 other Tribes in Northern Wisconsin.

Melissa Maki, DPT
Physical Therapist

Melissa earned her certificate in massage therapy from Aveda Institute Minneapolis in 2004. She then graduated from UW-Milwaukee with a Bachelor’s of Science-Kinesiology in 2016, then earned her Doctor of Physical Therapy degree with UW-Milwaukee in 2020. Melissa is currently working on an Orthopedic Excellence Certification. She was a massage therapist before starting at PCHC in 2021. She has a special interest in diabetes prevention.

Melissa’s personal interests include crafting, beading and participating in pow wows as a dancer. Melissa grew up on the Lac du Flambeau Reservation and is also a Lac du Flambeau Tribal member.

“If you always do what you’ve always done, then you’ll always get what you always got” – Melissa Maki (cit. Henry Ford)