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Ready to serve Northwest Iowa!

Sioux Center, IA • Spencer, IA

Dr. Dan Hiserote, DDS MS

"Dr. Dan" is a northwest Iowa native, attended Briar Cliff University, the University of Iowa College of Dentistry, and endodontic specialty training at Saint Louis University Center for Advanced Dental Education. He lives with his wife and two sons in Sioux Center. When he's not doing root canals, Dr. Dan enjoys spending time with his family, golfing, and watching anything Hawkeyes.


Albani Hiserote, Office Manager

Albani Hiserote grew up in Sioux City where she met Dr. Dan at the local Dairy Queen. After helping put him through college, dental school, and specialty training, she is not about to stop now! As the Office Manager, Albani will take care of patient accounts, insurance claims, and billing. She'll also make sure the office runs as smooth as possible.

In her spare time, she loves to spend time with her family, travel, and spend her summers in Okoboji.

Lorena Driesen, Lead Assistant

Lorena Driesen graduated from Rock Valley Community School in 2016. She attended WITCC Dental Assisting program and has her CDA and RDA certificates. She joined our NWI Endo team after graduation. She is microscopically endodontically trained and has been with our office since 2018. In her spare time, she enjoys spending time with her family and her husband.

Callie Varner, RDA

Callie Varner graduated from North Union High School in Armstrong, IA. She joined NWI Endodontics in 2024. She is microscopically endodontically trained. She has one little boy that she loves to make memories with. In her spare time, she loves to travel and spend time outdoors.

Kaytee DeVries, Front Desk Receptionist

Kaytee joined NWI Endodontics in 2024. She graduated from Boyden Hull High School in Hull, IA.  She has one daughter that she enjoys spending time with. In her spare time, she enjoys dirt track racing and traveling. 

Landen Gunn, Dental Assistant

Landen was born in Waco, TX and grew up in Garland, TX. He graduated from North Garland High School, where he obtained his Dental Assisting Certifications. Landen is very passionate about music. In his spare time, he enjoys playing instruments, and growing his instrument collection.