Mazon Healthcare Center

COVID-19 RESPONSE: For your safety and the safety of others, we are proactively screening everyone who enters our clinics for symptoms of COVID-19 through temperature checks and screening questions. Masks/face coverings are required for the safety of others. A support person is only permitted for patients who are 17 and younger, as well as patients who are incapacitated or in need of continual assistance. Anyone experiencing fever, sore throat, shortness of breath, cough or flu-like symptoms should call for instructions.

Family Medicine Physician Dr. Stephanie Whitmer, Internist Dr. Charles Comfort, Physician Assistant Courtney Kelly and Family Nurse Practitioner Jennifer Frye practice at the Mazon Healthcare Center of Morris Hospital, 522 Depot Street. Services include care for patients of ages 2 and over, same-day appointments, blood pressure screenings, immunizations, physicals, ePrescribing, and more. For an appointment with Dr. Comfort, Dr. Whitmer, Courtney Kelly or Jennifer Frye, call 815.448.2423.


522 Depot St.
Mazon, IL 60444


To schedule an appointment, call 815.448.2423


Mondays: 9 a.m. – 3:30 p.m.
Tuesdays: 8:30 a.m. – 4:30 p.m.
Wednesdays: 9 a.m. – 4:30 p.m.
Fridays: 8 a.m. – 4:30 p.m.
Weekends: Visit our Walk-In Care Centers


Charles Comfort, M.D., Internal Medicine

As an internal medicine physician, Dr. Charles Comfort provides primary care services for adult patients. He is a graduate of University of Missouri and completed an internship and residency at Mt. Sinai Hospital in Milwaukee.

Dr. Comfort joined the medical staff at Morris Hospital in 1983 and was voted best doctor in Grundy County in 1996 through a Morris Daily Herald reader’s poll.

Dr. Comfort also sees patients at the Morris Healthcare Center of Morris Hospital at 1345 Edwards Street, Morris. To schedule an appointment, call 815.448.2423 (Mazon) or 815.942.1421 (Morris).


Monday: 9 a.m. – 3:30 p.m.; Wednesday: 9 a.m. – 4 p.m.

Stephanie Whitmer, M.D., Family Medicine

As a board-certified family medicine physician, Dr. Stephanie Whitmer provides primary care for children ages 2 and older, adolescents, adults and seniors. In addition to diagnosing and treating illness, Dr. Whitmer provides a wide range of care, including preventive care, routine checkups, health risk assessments, immunizations, screening tests and personalized counseling for maintaining a healthy lifestyle. She has specific interest in preventative medicine, women’s health and immunizations.

Dr. Whitmer comes to Morris Hospital after spending four years practicing as a family medicine physician in Powderly, Ky. She completed her three-year family medicine residency at Baptist Health Residency Program in Madisonville, Ky. She received her medical degree from American University of Antigua College of Medicine, and her bachelor’s degree in nutrition from Benedictine University in Lisle, Ill. She is board certified by the American Academy of Family Physicians.

Dr. Whitmer also sees patients at the Morris Healthcare Center of Morris Hospital at 1345 Edwards Street, Morris. To schedule an appointment, call 815.448.2423 (Mazon) or 815.942.1421 (Morris).


Tuesday: 8:30 a.m. – 4:30 p.m.
Friday: 8:30 a.m. – 4:30 p.m.

Jennifer Frye, F.N.P.-B.C., Family Medicine

As a family nurse practitioner, Jennifer Frye is trained to care for patients age newborn through adulthood.

Jennifer is a specialized nurse who has completed extensive additional education and training. Her certification allows her to order and interpret diagnostic tests, diagnose disease and provide appropriate treatments, including prescribing medications. Jennifer is qualified to serve as patients’ primary healthcare provider and is committed to working with patients to fulfill all of their healthcare needs.

Jennifer has master’s degrees in Nursing Education and Family Practice Nurse Practitioner from Olivet Nazarene University. Along with being a family nurse practitioner, she is also a certified diabetic educator. Jen and her husband enjoy living in a rural farming community where they raise their four children.

Jennifer also sees patients at the Newark Healthcare Center of Morris Hospital. To schedule an appointment with Jennifer, call 815.448.2423 (Mazon) or 815.695.5042 (Newark).


Wednesday: 9 p.m. – 4:30 p.m.; Friday: 8 a.m. – 2 p.m.

Courtney Kelly, P.A., Internal Medicine

As a certified internal medicine physician assistant, Courtney Kelly is qualified to serve as the primary healthcare provider for patients ages 14 years and older. As part of her certification, Courtney can take medical histories, conduct physical exams, diagnose and treat illnesses, order and interpret diagnostic tests, provider appropriate treatments, counsel on preventive health care, and prescribe medications under the supervision of Dr. Charles Comfort.

Courtney takes a special interest in patient education and preventative medicine while taking the time to individualize each patient’s treatment plan.

Courtney acquired her master’s degree in Medical Sciences, Physician Assistant Studies, at Midwestern University. She is a member of the American Academy of Physician Assistants.

Courtney also sees patients at the Morris Healthcare Center of Morris Hospital at 1345 Edwards Street, Morris. To schedule an appointment, call 815.448.2423 (Mazon) or 815.942.1421 (Morris).


For your convenience, we suggest that you download and complete our Healthcare Centers – General Patient Registration Form before coming in for your office visit.


Your provider is committed to delivering the best possible coordination of your care by participating in an Accountable Care Organization (ACO).  A care coordinator may get involved in your care to help improve communication between your healthcare providers. Please visit our Accountable Care Organization (ACO) webpage to learn more.

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