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Dr. Martha Errthum and Laci Dykstra, ARNP care for all of your family’s healthcare needs. They serve our mission to faithfully provide exceptional healthcare.

             Martha Errthum   Laci Dykstra

              Martha Errthum, DO     Laci Dykstra, ARNP

Enjoy Our Healthy Living Blog

This Year’s Flu Vaccine Effective Against Top Influenza Strains

Scientists’ predictions about which flu virus strains to include in this season’s vaccine appear to have been spot on. According to new data from the Centers for Disease Control and Prevention (CDC), this season’s vaccine is a good match for the virus strains in circulation. That means if you’ve been vaccinated against the flu, you’re […]

Low Vaccination Rates Contributed to Deadly Flu Season

The Centers for Disease Control and Prevention estimates around 79,400 Americans died of influenza during the 2017-18 season. The flu hospitalized or killed more Americans than any seasonal flu in more than 40 years. Lower vaccination rates Public health officials have also found that influenza vaccination rates among adults dropped in recent years, leading some […]

No Sweet Deal with High-fructose Corn Syrup

Scientists have linked several health problems, including obesity and type 2 diabetes, to excessive consumption of high-fructose corn syrup. Uncontrolled type 2 diabetes can lead to chronically high blood sugar levels, which can cause serious health complications. A recent study, published in the World Journal of Gastroenterology, involved feeding young rats a 10-percent fructose solution for […]

Patient Testimonials

The following testimonials were provided either through direct correspondence with Red Rock Healthcare or as written responses to a Patient Satisfaction Survey solicited by Press Ganey, an independent survey and research company.  Patients who are seen at Red Rock Healthcare-Pella are randomly selected to receive a confidential survey. Comments shown here may have been edited for space. (Received between April-September 2018)


“Dr. Errthum took plenty of time to help me, she was very thorough in all areas. She really cares on a level that I’ve never had before.”


“Leanne kept us updated the whole time we were waiting. We appreciated that.”

“Laci is great! My kids all love her. She is especially good with teenagers. I would recommend any of my friends to her.”

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Our Hours

Red Rock Healthcare-Pella
Monday – Friday:  7 a.m. – 5 p.m.
Closed for lunch 12-1 p.m.

24-7 Emergency Department
Knoxville Hospital & Clinics
1202 W Howard St.
Knoxville, Iowa

Saturday Acute Care
Knoxville Hospital & Clinics
1002 S. Lincoln
Knoxville, Iowa
Saturdays – 8 a.m. – 2 p.m.
(641) 842-7211