Our Providers – Michigan City


Juana Ambriz De Williams, NPJuana Ambriz De Williams, NP




Razia Begum, MDRazia Begum, MD


Razia Begum, MD, is an attending pediatrician at Saint Anthony Memorial Health Center in Michigan City, Indiana. She earned her BS from Frontier College in Peshawar, Pakistan, and her Doctor of Medicine degree from Khyber Medical College, also in Peshawar, Pakistan. Dr. Begum can be seen at HealthLinc’s Michigan City clinic.


Jennifer Evans, MS, FNP-BCJennifer Evans, MS, FNP-BC

Site Medical Director


Jennifer Evans, MS, FNP-BC, is the Site Clinical Director and a Family Nurse Practitioner with HealthLinc. With a Bachelor’s and Master’s of Science from Purdue University, she is a board certified Family Nurse Practitioner. Her work experience includes being a Clinical Nurse Instructor at Purdue North Central in Westville, Indiana. She is also a Special Response Nurse with Franciscan St. Anthony Health in Michigan City, Indiana, and a travel ER Nurse with American Mobile Healthcare.


John Kelly Jr. MD, FACP. AGSF-EmeritusJohn Kelly Jr. MD, FACP. AGSF-Emeritus


John Kelly Jr. MD, FACP, AGSF-Emeritus, attended the University of Notre Dame for undergraduate studies and Indiana University for medical school. He completed a surgical internship and residency at Baylor College of Medicine in Houston and an internal medicine internship at St. Francis Hospital in Evanston, IL. He has practiced medicine in Illinois and Indiana and been on staff at St. Catherine Hospital in East Chicago and St. Anthony Memorial Hospital in Michigan City. He has held teaching positions at IU Medical School Northwest, Northwestern Medical School, and the University of Illinois Medical School.


Gerard Roberts, MDGerard Roberts, MD


Gerard S. Roberts, MD, a specialist in pediatric medicine, comes to HealthLinc from NorthShore Health Centers. Dr Roberts received his BS from Northeastern University in Boston, Massachusetts, and his MD from Medical College of Ohio, Toledo. Dr. Roberts can be seen at HealthLinc’s Michigan City clinic.






April Chaja, Dental HygienistApril Chaja, Dental Hygienist




Lisa Pina-Awosika, DDSLisa Pina-Awosika, DDS


HealthLinc’s dental team in Michigan City is happy to have Dr. Lisa Pina-Awosika on board! She attended Indiana University Northwest for her Bachelor of Science in Biology (with minors in chemistry and psychology) and Indiana University School of Dentistry for her Doctorate of Dental Surgery. Before her position at HealthLinc, she also worked as a General Dentist for Indiana University Northwest.


George Politakis, DDSGeorge Politakis, DDS


George Politakis, DDS, attended Purdue University Calumet, School of Biology for his Bachelor of Science in Biology, as well as his Master’s in Biology. He then went on to receive a Doctor of Dental Surgery from Indiana University, School of Dentistry. After receiving his degrees, Dr. Politakis accepted a position with Aspen Dental. He is now excited to a part of HealthLinc as we continue to grow and make strides with our Dental team.

Kumed Aggarwal, BHCKumed Aggarwal, BHC




Mary J. LaRose, MSWMary J. LaRose, MSW


Mary J. LaRose, MSW, is a counselor with HealthLinc. With a Master’s of Social Work degree from University of Denver, her career has included a number of years as a Vocational Rehab Consultant, a Senior Care Manager, Medical Social Worker, and Home Health social Worker. In recent years she has also become a Licensed Insurance agent.


Melissa Rodriguez, LCSWMelissa Rodriguez, LCSW


Melissa Rodriguez is a Licensed Clinical Social Worker at HealthLinc’s Michigan City Location. She has held similar roles with Swanson Center and Franciscan Alliance. Her education includes a Bachelor of Liberal Studies from Purdue North Central and a Master of Social Work from Indiana University Northwest. HealthLinc loves Melissa’s dedication and excitement towards her profession!







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