Our Providers – Porter Starke Services


J. Timothy Ames, MDJ. Timothy Ames, MD


J. Timothy Ames is a Family Practice Physician in the Valparaiso, East Chicago, and Porter-Starke clinics. He is a graduate of the University of Virginia and a member of the American Academy of Family Practice. He has over 30 years of experience having worked at medical institutions throughout Northwest Indiana and running his own practice. Dr. Ames helped to found two clinics for uninsured patients in Porter County and has always been concerned with community access to quality medical care. He is fluent in both English and Spanish.


Jennifer Jimenez, RN, MSN FNP-BC, PMHNPJennifer Jimenez, RN, MSN FNP-BC, PMHNP


Jennifer Jimenez is a Family Nurse Practitioner at Porter-Starke Services working with Porter Starke Services Inpatient Psychiatric Unit. She is a graduate of Goshen College, received a Master of Science from Indiana University South Bend, and Post-Master’s Family Psychiatric Mental Health Nurse Practitioner degree from Indiana University Purdue University. Jimenez is a highly skilled career professional with more than 15 years of experience in hospital, community, and primary care settings. She is a passionate advocate for mental health and suicide prevention.


Melanie Pergiel, RN, MSN, FNPMelanie Pergiel, RN, MSN, FNP


Melanie Pergiel is an Advanced Nurse Practioner serving at Porter Starke Services. She received her Bachelors of Science in Nursing from the University of Tennessee Center for the Health Services, and her Master of Science in Nursing from the University of California. Some of her most recent work related experiences include serving as a Nurse Practioner with the National Parks Service, and as the sole medical provider for young adults at a homeless shelter in Anchorage, Alaska.





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