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Institute for Oral and Systemic Health (IOSH)


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Faculty and Staff


Amit Acharya, B.D.S., M.S. Ph.D.

Amit Acharya, BDS, MS, PhD
Director, Institute for Oral and Systemic Health
Director, Dental Informatics Postdoctoral Training Program
Dental Informatics Scientist | Associate Research Scientist
Telephone: (715) 221-6423
Email: acharya.amit@mcrf.mfldclin.edu

Dr. Amit Acharya is the Director of the Institute for Oral and Systemic Health, NIDCR funded dental informatics postdoctoral training program and an Associate Research Scientist in the Biomedical Informatics Research Center at the Marshfield Clinic Research Foundation. Dr. Acharya played a key role in the integration of the Marshfield Clinic's Electronic Dental Record with in the existing Electronic Health Record environment. He was also invited by Springer Verlag to edit a health informatics book titled ‘‘Integration of Medical and Dental Care and Patient Data: Progress in Health Care Informatics.’

Dr. Acharya attained a Bachelor of Dental Surgery (B.D.S.) in 1999 from Government Dental College, Bangalore University, Bangalore, India during which he was also completed a year-long residency rotation in general dentistry as a house surgeon. He practices general dentistry in a private office until 2001 when he decided to move to the United States. Dr. Acharya obtained a Master of Science (M.S.) in Computer Science in 2004 from Western Kentucky University, Kentucky. As a general dental surgeon and computer scientist, he then chose to develop expertise in the field of biomedical informatics to deal with the several ongoing challenges in the healthcare domain. Towards that end, he received a Doctoral of Philosophy (Ph.D.) in Biomedical Informatics with specialization in Dental Informatics in 2010 from University of Medicine and Dentistry of New Jersey (UMDNJ), New Jersey. During this time, he also served as a Visiting Scholar with focus on Dental and Biomedical Informatics research at the Center for Dental Informatics, Department of Biomedical Informatics at the School of Medicine, University of Pittsburgh, Pittsburgh. Dr. Acharya has also completed ‘Identifying and Developing the Future Leaders in Dental Education’ from the American Dental Education Association’s Leadership Institute in 2011 and ‘Leadership Strategies for Information Technology in Health Care’ from Harvard School of Public Health, Boston in 2012.

Dr. Acharya’s research interest lies in applied and translational clinical informatics and oral and systemic research, integration of medical and dental data and clinical information systems, design and architecture of electronic health records, developing clinical decision supports and expert systems, information modeling and developing ontologies and terminologies, principles of evidence based practices, knowledge development and representation, and investigating the oral-systemic relationship between periodontal disease and other systemic disease such as diabetes and cardiovascular diseases.


Dixie Schroeder, BA

Dixie Schroeder, B.A.
Manager, Institute for Oral and Systemic Health
Telephone: (715) 221-7266
Email: schroeder.dixie@mcrf.mfldclin.edu

Dixie Schroeder is currently the Manager of the Institute for Oral and Systemic Health within the Biomedical Informatics Research Center at the Marshfield Clinic Research Foundation

Ms. Schroeder earned a Nursing Assistant Certificate from South Central Vocational Center, Baraboo, Wisconsin; an Associate’s Degree in Business Management from Mid-State Technical College, Marshfield, Wisconsin; and a Bachelor of Arts’ Degree in Business Management, with emphasis on Healthcare Management, from Lakeland College, Sheboygan, WI. She is currently pursuing a Master’s of Business Administration from Lakeland College, Sheboygan, WI.

Ms. Schroeder focuses on the coordination and administration of the Institute for Oral and Systemic Health. She also pursues her research interest in areas of quality improvement and patient experience.


Kelsey Schwei, B.S., M.S.

Kelsey Schwei, BS, MS
Research Specialist, MS-Informatics
Telephone: (715) 221-6437
Email: schwei.kelsey@mcrf.mfldclin.edu

Kelsey Schwei is currently a Research Specialist, MS-Informatics in the Institute for Oral and Systemic Health within the Biomedical Informatics Research Center at the Marshfield Clinic Research Foundation. She was recently elected to be the Co-Chair of the American Medical Informatics Association (AMIA) Dental Informatics Work Group for the 2015-2017 term. She is also a Lecturer in the College of Health Sciences within the University of Wisconsin System.

Ms. Schwei earned a Bachelor’s of Health Sciences with an emphasis on Allied Health from Texas A & M University, College Station, Texas. She then pursued her Master’s of Health Care Informatics from the University of Wisconsin, Milwaukee. She is currently pursuing a doctoral degree in Biomedical & Health Care Informatics from the University of Wisconsin, Milwaukee.

Ms. Schwei’s research interest lies in the design and usability of electronic health records with focus on electronic dental records.


Neel Shimpi, B.D.S., M.M.

Neel Shimpi, BDS, MM
Research Specialist
Telephone: (715) 221-6430
Email: shimpi.neel@mcrf.mfldclin.edu

Ms. Neel Shimpi is currently a Research Specialist in the Institute for Oral and Systemic Health within the Biomedical Informatics Research Center at the Marshfield Clinic Research Foundation.

Ms. Shimpi earned Bachelor of Dental Surgery at Chatrapati Shahu Maharaj Shikshan Sanstha's (CSMSS) Dental College, in Maharashtra, India, and a Master of Management (Healthcare Informatics), at Cambridge College of Management, Cambridge, Massachusetts. In addition, she earned a post-graduate certificate in clinical research from Symbiosis Centre of Health Care, India, and a post-graduate diploma in hospital and health care administration from Symbiosis College, India. She was recently accepted into the doctoral program of Biomedical and Health Informatics at the University of Wisconsin-Milwaukee Graduate School.

Her fieldwork experience includes: System Analyst for the Electronic Medical Records implementation; Project experience: meaningful use, use cases, cloud computing, electronic medical record, computer based charting system; Master thesis on Digital radiography in dental practice and quality of care; Visiting faculty at Maharashtra University of Health Sciences, India, for conducting CMEs on Medical Informatics and Research Methodology; Study Coordinator for clinical trials: used e-tools for clinical trials progress and Dental Practitioner: constructed dental learning models and small templates having specific workflow.

Ms. Shimpi’s research interest include: Medical and Dental Informatics; Electronic dental records and electronic health records; Decision support systems; Imaging Informatics; Neural networks; Meaningful use; interoperability; Continuity of care record; Health Information management; Artificial Intelligence; telemedicine; and Human Computer Interface (HCI) technology.


Harshad Hegde, BE, MS

Harshad Hegde, BE, MS
Research Programmer/Analyst
Telephone: (715) 221-6476
Email: hegde.harshad@mcrf.mfldclin.edu

Harshad Hegde is currently a Research Programmer/Analyst in the Institute for Oral and Systemic Health within the Biomedical Informatics Research Center at the Marshfield Clinic Research Foundation.

Mr. Hegde earned his Bachelor’s degree in Biomedical Engineering from Mumbai University (India) and a Master of Sciences degree in Biomedical Engineering from Virginia Commonwealth University (Richmond, VA).

Harshad specializes in development of web applications using tools like PHP, ASP.NET (MVC 5) and mobile applications (iOS). Apart from these he has experience coding in C, C++, Python, MATLAB and also has a keen interest in Android and Windows native app development.


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Trainees, Visiting Scholars and Others


Gary D. Pack, BS, MS, Ph.D.

Gary D. Pack, BS, MS, Ph.D.
Dental Informatics Postdoctoral Fellow
Telephone: (715) 221-8233
Email: pack.gary@mcrf.mfldclin.edu

Dr. Gary Pack is currently a NIDCR funded post-doctoral fellow in dental informatics jointly trained by the Computational and Informatics in Biology and Medicine program at University of Wisconsin-Madison and the Institute for Oral and Systemic Health at the Marshfield Clinic Research Foundation. Dr. Pack is working under the mentorship of Dr. Amit Acharya and Dr. Mark Craven. After spending over 15 years researching and designing computer hardware and software for parallel distributed systems he returned to university and earned his Ph.D. in Computer Science and Medical Image processing and statistics while doing cross-disciplinary work with the Waisman Laboratory for Brain Imaging and Behavior at the University of Wisconsin-Madison.

Dr. Pack’s main interest is extending the field of Imaging Genetics from its current focus on Brain Imaging and genetics to include Dental Imaging and genetics and apply the combination of these modalities to better understand the genetic and environment factors that drive the inflammatory processes that are thought to contribute to the development of Alzheimer’s disease. The goal is to use Dental Imaging in a clinical setting to detect and mitigate those specific inflammatory processes. His work involves research in machine learning, differential geometry, algebraic geometry and topology, and compressive sensing.

A. Pasha Hosseinbor, PhD

A. Pasha Hosseinbor, PhD
Dental Informatics Postdoctoral Fellow
Email: hosseinbor@wisc.edu

Dr. A. Pasha Hosseinbor is currently a NIDCR funded post-doctoral fellow in dental informatics jointly trained by the Computational and Informatics in Biology and Medicine program at University of Wisconsin-Madison and the Institute for Oral and Systemic Health at the Marshfield Clinic Research Foundation. Dr. Hosseinbor is working under the mentorship of Dr. Moo K. Chung and Dr. Amit Acharya. Dr. Hosseinbor is currently developing and applying a novel shape parameterization algorithm for the representation of oral anatomical surfaces.

Dr. Hosseinbor received his PhD from the University of Wisconsin-Madison in medical physics in the summer of 2013. Hosseinbor’s research interests lie at the interface of applied mathematics, computer science, and physics, and include magnetic resonance imaging, shape analysis, and machine learning.


Dr. Timothy Rhoads

Timothy W. Rhoads, Ph. D.
Dental Informatics Postdoctoral Fellow
Email: trhoads@chem.wisc.edu

Dr. Timothy Rhoads is currently a NIDCR funded post-doctoral fellow in dental informatics jointly trained by the Computational and Informatics in Biology and Medicine program at University of Wisconsin-Madison and the Institute for Oral and Systemic Health at the Marshfield Clinic Research Foundation. Dr. Rhoads is working under the mentorship of Dr. Joshua Coon, Dr. Sanjay Shukla and Dr. Amit Acharya. Dr. Rhoads is currently developing methods to interrogate the proteome of the oral microbiome for biomarker discovery, as well as computational methods to combine such molecular data with clinical phenotypic data to enhance diagnosis and treatment of oral and systemic diseases.

Dr. Rhoads received his Ph.D. from Oregon State University in biochemistry and biophysics in the summer of 2012. Dr. Rhoads’s research interests lie in using mass spectrometry and quantitative proteomics to answer clinically-relevant questions in biochemistry.


Dr. Anna Merrill

Anna E. Merrill, PhD
Dental Informatics Postdoctoral Fellow
Email: alarson@chem.wisc.edu

Dr. Anna Merrill is currently a NIDCR funded post-doctoral fellow in dental informatics jointly trained by the Computational and Informatics in Biology and Medicine program at University of Wisconsin-Madison and the Institute for Oral and Systemic Health at the Marshfield Clinic Research Foundation. Merrill is working under the mentorship of Dr. Joshua Coon, Dr. Sanjay Shukla and Dr. Amit Acharya. Dr. Merrill is utilizing state-of-the-art mass spectrometry strategies for global profiling of metabolites secreted by microorganisms inhabiting the oral cavity. In addition, she is developing computational approaches to evaluate identified metabolites for potential biomarkers of oral and overall health, with the long-term goal of integrating metabolomics data with electronic health records.

Merrill received her Ph.D. from the University of Wisconsin-Madison in chemistry in the summer of 2014. Her research interests lie in developing quantitative mass spectrometry methods and informatics tools for large-scale analyses of biological systems.


David Kirkhoff

David Kirkhoff Intern (Marshfield Clinic Research Foundation)
May 2014 - August 2014

David, a native of Cambridge, Minnesota, is currently a senior at St. Olaf College in Northfield, Minnesota. He will graduate in 2015 with a Bachelor of Arts in Biology. He is a pre-dental student and is currently in the process of applying to dental schools with the intention of entering in the Fall of 2015. Kirkhoff’s research project focuses on Cognitive Task Analysis (CTA) of hygienists during soft tissue charting.







Krista Koehler

Krista Koehler Intern (Marshfield Clinic Research Foundation)
May 2014 - August 2014

Krista, a native of Marshfield, Wisconsin, is currently a senior at the University of Minnesota Twin Cities in the College of Biological Sciences majoring in Biology and minoring in Neuroscience. She is a pre-dental student in the process of applying to dental schools. Koehler’s research project is working on developing an oral cancer risk assessment tool based on an artificial neural network. The aim of the study is to develop a decision support tool that will guide and assist clinicians in determining patient risk of developing oral cancer.






Katie Skrzypcak

Katie Skrzypcak Intern (Wisconsin's AHEC's Community Health Internship Program)
June 2014 - July 2014

Katie, a native of Edgar, Wisconsin, is currently a junior at Marquette University, majoring in Biomedical Science with a minor in Health Studies. She is a Wisconsin Area Health Education Center (AHEC) Community Health intern in Biomedical/Dental Informatics. Skrzypcak’s research project aims to analyze data pertaining to dental hygienists’ communication strategies to patients in regards to oral health literacy.







Macy Huettl

Macy Huettl Intern (Wisconsin's AHEC's Community Health Internship Program)
June 2014 - July 2014

Macy, a native of Stratford, Wisconsin, will be receiving her Bachelors of Science degree in Microbiology and a Certificate in Leadership from the University of Wisconsin-Madison in May 2015. She plans to attend dental school in the fall of 2016.

Huettl’s research focuses on investigating the possible connections between oral health and adverse pregnancy outcomes.





Nikki Klucas

Nikki Klucas Intern (Wisconsin's AHEC's Community Health Internship Program)
June 2013 - July 2013

Nikki, a native of Crystal, Minnesota, received her Bachelors of Science degree in Pharmacology-Toxicology and Biology from the University of Wisconsin-Madison in May 2014. She will begin dental school at Marquette University in August 2014.

Klucas’ research project concentrated on the development and evaluation of patient education modules that focus on the oral-systemic connection. She obtained feedback on a current draft of the periodontal disease-diabetes video module, analyzed results, and created a set of actionable items with which a final version of this module was produced. Nikki also conducted preliminary literature review and data collection for the development of a subsequent module focusing on periodontal disease and adverse pregnancy outcomes.

Klucas’ abstract was accepted by the American Dental Education Association (ADEA) and presented at ADEA’s national conference in March of 2014.


Adam Sorenson

Adam Sorenson Intern (Marshfield Clinic Research Foundation)
May 2013 - August 2013

Adam, a native of Wausau, Wisconsin, received his Bachelors of Science degree in Biochemistry from the University of Wisconsin-La Crosse in May 2014. He will begin dental school at Marquette University in August 2014.

Sorenson’s research project focused on conducting a formal usability evaluation of the Intelligent Tooth Charting System (iTooth), a touch-based electronic tooth chart developed on the iPad. Through this research, he traveled to Family Health Center dental centers and obtained feedback from dental professionals that will enable improvements to the application.

Sorenson’s abstract was accepted for the 2014 Symposium on Human Factors and Ergonomics in Health Care.


Megan Vesel

Megan Vesel Intern (Marshfield Clinic Research Foundation)
May 2013 - August 2013

Megan, a native of Schofield, Wisconsin, received her Bachelor of Arts in Biology/Physiology with Spanish and Chemistry minors from Northern Michigan University. She is in the process of applying to dental schools.

Vesel’s research project will focus on evaluating the feasibility of using different dental terminology codes to the electronic health record interface.






Jimmy Kayastha, B.D.S., D.D.S.

Jimmy Kayastha, B.D.S. Postdoctoral Fellow (Marshfield Clinic Research Foundation)
September 2011 - April 2013

Dr. Jimmy Kayastha was a post-doctoral fellow, in the Biomedical Informatics Research Center at the Marshfield Clinic Research Foundation, in the Dental Informatics research and training program under the mentorship of Dr. Amit Acharya. After graduating from College of Dental Surgery from Manipal University he completed a post-doctoral residency in Advanced Education in General Dentistry and Geriatrics and Special Needs Dentistry at Nova Southeastern University in Florida. This was followed by a General Practice Residency at Miami Valley Hospital and a fellowship at the Cleveland Clinic Foundation. This was a conduit for his post-doctoral residency in oral medicine at Carolinas Medical Center.

Dr. Kayastha’s main focus was to develop clinical decision support systems within the electronic health records. His research interest lied in connection between oral-systemic diseases, design and architecture of electronic dental records and dental virtual data warehouse. He also worked with the Division of Education to develop the dental residency program at the Marshfield Clinic.


Onur Asan

Onur Asan - Intern (Marshfield Clinic Research Foundation)
May 2012 - August 2012

Onur, a native of Istanbul, Turkey, received his Master of Science in industrial and system engineering from University of Wisconsin-Madison in 2010 and received his PhD degree in industrial and system engineering from University of Wisconsin –Madison in 2013. He is currently an assistant professor in Department of Medicine at Medical College of Wisconsin.

Asan researched the patient-provider and provider-computer interaction at the dental operatories with in the Marshfield Clinic dental centers. His work fills a big gap in the literature that will inform both future health information technology design and training programs that will help dental providers effectively integrate health information technology use with patient communication, thereby improving patient experience.

Asan’s work in Marshfield Clinic dental centers was published in one of the most prestigious journals of dentistry JADA ( Journal of American Dental Association) and also acknowledged by the editor of DrBicuspid in September 2013.

Dental care providers' and patients' perceptions of the effect of health information technology in the dental care setting. (Asan O, Ye Z, Acharya A) J Am Dent Assoc 2013 Sep;144(9):1022-9 PMID 23989841

Asan also presented his work as an abstract in the Human Factors and Ergonomics Society (HFES), “Understanding Dental Provider-EHRs Interaction during the Patient Visit in Dental Care” at the 2013 International HFES Annual Meeting, in Baltimore, Maryland, on March 10-13, 2013.


Lauren Janes

Lauren Janes - Intern (Marshfield Clinic Research Foundation)
May 2012 - August 2012

Lauren, a native of Waukesha, Wisconsin, received her Bachelors of Science in Medical Microbiology and Immunology as well as Spanish from the University of Wisconsin-Madison in December of 2012. She is currently a dental student at the University of Minnesota - School of Dentistry.

Janes developed patient education modules focused on the oral-systemic connection; particularly diabetes, pregnancy, and osteoporosis, as they relate to oral health and periodontal disease. Her work is going to be crucial for educating our patients about how some of the oral and systemic diseases are interrelated.

Janes’ abstract was accepted by the American Dental Education Association (ADEA). She presented the results of her summer research project, “Development of Patient Friendly Education Modules Focusing on Oral-Systemic Connection” at the National 2013 ADEA, in Seattle, Washington, on March 16-19, 2013.


Presentations for Onur Asan and Lauren Janes can be viewed at Marshfield Clinic's Mediasite.


Jon Gaasedelen

Jon Gaasedelen - Intern (Marshfield Clinic Research Foundation)
May 2011 - August 2011

Gaasedelen developed a Data Model for Health Information Exchange that was presented as a poster at the HIMSS National Conference in New Orleans. This project focused on identifying HIE requirements for transfer of administrative and clinical dental data from an electronic dental record.

A native of Edina, Minnesota, Gaasedelen received a Masters’ degree from the Institute for Health Informatics from the University of Minnesota upon completion of this internship. He is now employed as an Independent Consultant for Health Information Exchange and has worked as a Systems Programmer for Statistical Genetics & Bioinformatics Development at Mayo Clinic in Rochester, Minnesota, and for the State of Minnesota Health Information Exchanges.


Sara Engler

Sara Engler - Intern (Marshfield Clinic Research Foundation)
May 2011 - August 2011

Engler worked in the Interactive Clinical Design Institute. Engler's project specifically focused on testing the functionalities and user interface of CattailsDental; developing user tasks of various complexities for the different roles within dentistry and performing user testing utilizing eye tracking devices.

A native of Minnetonka, Minnesota, Engler received her undergraduate degree at UW-Madison with a major in biology. She is currently a dental student at the University of Minnesota - School of Dentistry.




Kelsey Schultz

Kelsey Schultz - Intern (Marshfield Clinic Research Foundation)
May 2011 - August 2011

Schultz worked to evaluate methods for structured data entry into the CattailsMD electronic medical record. The goal of Schultz's project was to make information more easily accessible for use in clinical decision support and research.

A native of Richfield, Wisconsin, Schultz graduated from UW-Milwaukee with a Master's of Health Care Informatics and is currently pursuing a doctoral degree in Biomedical & Health Care Informatics from the University of Wisconsin, Milwaukee. She is now employed as a Dental Informatics Research Specialist at the Biomedical Informatics Research Center - Marshfield Clinic Research Foundation.



Presentations for Jon Gaasedelen, Sara Engler and Kelsey Schultz can be viewed at Marshfield Clinic's Mediasite.


Jennifer Ciske

Jennifer Ciske - Intern (Wisconsin's AHEC's Community Health Internship Program)
May 2010 - August 2010

Jennifer is from Appleton, WI. She attended Marquette University and graduated with degree in Biomedical Science. She is currently continuing her education at the Medical School at the University of Wisconsin School of Medicine and Public Health.









Ryan Cooper

Ryan Cooper - Intern (Marshfield Clinic Research Foundation)
May 2010 - August 2010

Ryan conducted a dental workflow analysis of the clinician's interaction with the dental electronic health record, Cattails Dental, to find breakdowns in the current system and develop a more efficient system for end users.

A native of Minnetonka, Minnesota, Ryan graduated from the University of Wisconsin-Madison, and is currently a dental student at the University of Minnesota - School of Dentistry.





Presentations for Ryan Cooper can be viewed at Marshfield Clinic's Mediasite.

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