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Dr. Wargo

Dr. Natalie Wargo


Dr. Natalie Wargo is an outstanding dentist who has been a member of our dental family since 2005. Dr. Wargo practiced dentistry in Crown Point for two years and is a member of the American Dental Association, the Academy of General Dentistry, and the Northwest Indiana Dental Society. She serves as a Board member for the Northwest Indiana Dental Society and is a member of the Dental Study Club of Northwest Indiana. She enjoys and excels in all aspects of general dentistry, and her excellent clinical skills, coupled with her soothing demeanor and gentle nature, is a tremendous asset to the team. Patients love Dr. Wargo because she excels at gentle dentistry.

Dr. Wargo was raised in Hebron and attended Boone Grove High School. After graduating in 1995, she continued her education at Purdue University where she earned a Bachelor of Science in Biology in 1999. Dr. Wargo attended Indiana University School of Dentistry in Indianapolis, graduating in 2003. After dental school, she returned to Northwest Indiana and married (her high school sweetheart) Jason. Together, they enjoy playing softball and volleyball through the park department and spending time with their two dogs. The couple is blessed with a handsome son, Ian and a beautiful daughter, Mya.

Dr. Kirk

Dr. Jenna M. Kirk


Dr. Jenna Kirk knows how important a healthy, confident smile is for our patients. After all, she believes in the saying “Smile and the world smiles back.” She holds herself to a high standard of excellence and is dedicated to providing the kind of care that exceeds expectations.

Dr. Kirk received her Bachelor of Arts in Psychology from the University of Notre Dame in 2005, graduating magna cum laude, and her Bachelor of Science in Biology from Indiana University in 2008 with high distinction. She attended dental school at the University of Louisville, graduating magna cum laude with her Doctor of Dental Medicine degree in 2012, where she was inducted into Omicron Kappa Upsilon national dental honor society.

Upon graduation from dental school, Dr. Kirk served in the United States Navy Dental Corps from 2012 to 2016, providing dental care to Sailors and Marines in Pensacola, FL, and San Diego, CA. She has also participated in dental missions serving underprivileged patients in Mexico, Belize, the Philippines, and Botswana. Following her time in private practices in Connecticut and North Carolina, she decided to return to her home state and joined Smiles by Arnold.

Throughout her career, she has continued to enhance her skills through advanced training courses in Invisalign, digital dentistry, pain management, oral pathology, and endodontics.

  • American Dental Association
  • Indiana Dental Association
  • Northwest Indiana Dental Society

Originally from Indianapolis, Dr. Kirk lives in Ogden Dunes with her husband, Michael, and their daughter, Teagan. When she is away from the office, she enjoys running, hiking, traveling, and cheering for the Fighting Irish.

Michael Foster

Dr. Michael Foster


Dr. Michael Scott Foster is an exceptional dentist who joined our Smiles by Arnold Team in January 2019. He is dedicated to his craft and prides himself on providing high-quality, compassionate care to his patients.

Prior to joining our team, Dr. Foster graduated with his D.M.D. from Midwestern University.

Outside of the office, he enjoys camping, hiking, whitewater rafting, attending sporting events and discovering new adventures. He also has an affinity for game nights, cooking, and spending time with his family and friends.