This page was saved on 2/5/2008.  The clinic has since removed the information about  Dr. Wilkerson. To see the page as it currently appears on the clinic web site, go to http://www.packardclinic.org/providers.html
Packard Community Clinic

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About Us

Providers/Practitioners

As a patient at PCC, you will have the benefit of a dedicated, compassionate and competent group of physicians, nurse practitioners and physician assistants to meet your health care needs in a family practice setting. We care for patients across the entire life span from infants through the elderly. You may choose one specific provider that you want to see each time you have an appointment or you can see different providers as part of a team approach to your care. Either way, you will receive the best care we can offer. Our goal is to not only treat your illness or disease, but to help you reach and maintain the highest degree of health that is possible for you.


Raymond Rion, MD

Dr. Rion is the Medical Director of Packard Community Clinic and a long time friend of Packard Community Clinic who joined the clinic in January 2002. He is a graduate of Michigan State University College of Human Medicine and completed his residency at Brown University. After his training Dr. Rion worked at a federally funded health center near Alpena. He returned to southeast Michigan and joined the University of Michigan in 1992. He has practiced in the Ann Arbor area since that time and has extensive teaching and administrative experience at the University. Dr. Rion is board certified in Family Practice and Geriatrics. His clinical interests include diabetes, geriatrics, and adult dermatology. He enjoys running, biking, hiking, hockey, and travelling to the southwest. He has three children who keep him busy at home.

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Catherine Wilkerson, MD, MPH

Dr. Wilkerson comes to Packard Community after five years of working in an emergency department setting. She was formerly the director of urgent care services for Hurley Emergency Department in Flint and a clinical instructor in the Department of Emergency Medicine at the University of Michigan. Dr. Wilkerson received her Doctor of Medicine degree from the University of Colorado in 1977 and her Masters in Public Health degree from the University of Michigan in 1992. Board certified in Public Health and General Preventive Medicine, she is particularly interested in social and economic determinants of health, gender issues in medicine, and medical ethics. She has been an activist involved in a number of issues related to public health, including the health effects of war and nuclear weapons, and universal health care. In addition, Dr. Wilkerson is a writer currently working on a novel. She is married to a physician who specializes in Emergency Medicine, and is the mother of two sons and a daughter. Their oldest son is a documentary filmmaker, the second son is a musician-songwriter, and their daughter is a singer and artist.

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Mira Parkhie Sinha, MD

Dr. Sinha comes to Packard Community Clinic from Philadelphia where she completed her residency training and three years of private family practice. She is a Board Certified Family Physician who graduated from the University of Michigan Medical School in 1998. Dr. Sinha is well versed in evidence-based medical practice and brings a fresh perspective on medical care to Packard. She lives in Ann Arbor with her husband, a mechanical engineer,  their son, an active toddler and dog, which specializes in chasing squirrels. Dr. Sinha is excited to be joining Packard Community Clinic and looks forward to caring for our patients today and in the years to come.

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Jerry S. Walden, MD

Dr. Walden is the founder and Medical Director Emeritus of Packard Community Clinic. He is a board certified Family Practice physician who graduated from the University of Michigan Medical School and completed an internship at Philadelphia General Hospital. In the 30 years since Dr. Walden established PCC, his passion has continued to be to provide a place where all people can receive expert health care regardless of their financial circumstances. He enjoys seeing patients of all ages and is a strong advocate of social and medical reform. As an extension of his work here in Ann Arbor, Dr. Walden provides relief medical care to indigenous populations in Mexico on a yearly basis. Dr. Walden was named "Family Physician of the Year" in 2000 by the Michigan Academy of Family Practice. Dr. Walden is married and the father of two daughters. He is the grandfather of six. When he is not carrying out his physician responsibilities, Dr. Walden is an avid runner and outdoorsman. He and his wife enjoy traveling and are active participants in the Ann Arbor community.

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Julie Walker, RN, MSN, CS

Ms. Walker is one of two board certified nurse practitioners who are part of the PCC provider group. After completing a degree in psychology, Ms. Walker went on to complete a BS in nursing at Creighton University and an MS in nursing at Michigan State University. She joined PCC in 1996. Her specialty is Family Medicine. Ms. Walker has over 20 years of experience in nursing in a variety of settings that she brings to her practice here. Of special interest to her are health issues of women and children. She is a strong advocate for education and in making her patients active participants in their care. When she is not at PCC, Ms. Walker helps cancer patients and their families adjust to living with this diagnosis. She is married and has one teenage son. She enjoys family time, golf and traveling.

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Marie Heys, RN, MS

Ms. Heys is the second of our nurse practitioners here at PCC. She joined the practice in 1998. Ms. Heys received her degree in nursing from Madonna University and went on to obtain a master's degree in Community Health Nursing from the University of Michigan. She also has completed an internship in Hospice work. Ms. Heys has over 30 years of nursing experience with a primary emphasis in the care of pediatric patients. Her special interests include children with difficulties at school and patients of all ages who are dealing with end of life issues. She also believes that exercise is a key factor in overall health and wellbeing and works with her patients to overcome obstacles that prevent them from exercising on a regular basis. Ms. Heys is married and the mother of 5 children. In her off hours, she enjoys family activities, skiing, running and volunteering.

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Ellen Arneson, PA-C

Ms. Arneson is a board certified physician assistant who joined PCC in 1999 after completing her MS at the University of Detroit Mercy Physician Assistant Program. She had earlier received her undergraduate degree in biology from Simmons College. She has a background in research in the fields of endocrinology and biochemistry. Ms. Arneson is interested in all aspects of Family Medicine and particularly enjoys the opportunity a practice like Packard provides to help her patients make healthy choices in how they live their lives. Ms. Arneson is married and the mother of two grown children. She has spent many years as a dedicated community volunteer. When she is not busy with her practice here at PCC, she enjoys taking care of her household and can frequently be seen at UM sporting events.

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© 2007 Packard Community Clinic
3174 Packard Road, Ann Arbor, MI 48108 | Phone: 734.971.1073 | Fax: 734.971.8545
Email: info@packardclinic.org
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