We are extremely proud to employ a staff of physicians that are committed to the medical needs of their patients. Our extraordinary team of OB, Pediatrics and Family Practice physicians excel in their specialty and are some of the most recognized physicians in the area. Community HealthNet (CHN) is pleased to offer our patients care under the expertise of our chosen staff and their medical teams. We receive great feedback as it relates to the care and services of our medical team.
Our Medical Teams

Dr. Melvin Richardson, MD
Graduate Meharry Medical College, Nashville, TN
Specialty: Family Medicine
Practicing at CHN since March of 2012

Dr. Kathleen Kleefisch, RN, DNP, APN
Graduate: Valparaiso University,
Valparaiso, IN
Specialty: Family Medicine
Practicing at CHN since November of 2017

Valerie Robinson-Royal, RN, MS, APN
Graduate: Purdue University Calumet, Hammond, IN
Specialty: Family Medicine
Practicing at CHN since September of 2010

Adaobi O’Gonuwe, RN, MS, APN
Graduate: Purdue University Calumet, Hammond, IN
Specialty: Family Medicine
Practicing at CHN since January of 2015
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Adaobi is passionate about providing quality healthcare for Community HealthNet patients of all ages.
Before coming to the United States, she was both a school teacher and then a journalist. She enjoys reading, writing and traveling.

Dr. Lynn Miskovich, RN, DNP, APN
Graduate: Valparaiso University,
Valparaiso, IN
Specialty: Adult Medicine
Practicing at CHN since June of 2015

Dr. Camille Borders, MD
Graduate: University of Cincinnati College of Medicine, Cincinnati, OH
Specialty: Pediatrics
Practicing at CHN since October of 2007

Dr. Shah Chowdhury, MD
Graduate: University of Dhaka, Bangladesh
ECFMG Certified
Specialty: Pediatrics
Practicing at CHN since February of 2018
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Dr. Chowdhury has been a pediatrician for many years and has treated pediatric patients both abroad as well as the in the United States of America. He has practiced in rural communities as well as in metropolitan areas, and speaks six languages. He works with several different charitable organizations to provide medical care for children.
Dr. Chowdhury has been a practicing pediatric physician in Northwest Indiana for over 16 years, and has received the “Parents Choice” award as the “Most Compassionate Doctor” on multiple occasions. He enjoys spending time with his family traveling, fishing and gardening. He believes that his family inspires him to be a better person and pediatrician.

Dr. Steve Simpson, MD
Graduate: Indiana University School of Medicine, Indianapolis, IN
Specialty: Pediatrics
Practicing at CHN since September of 2011

Dr. Brenda Thompson, MD
Graduate: Howard University Medical School, Washington, D.C.
Specialty: Pediatrics
Practicing at CHN since January of 2013

Leahdon Staples, RN, MS, APN, CNM
Graduate: Frontier School of Midwifery, Hyden, KY
Specialty: Midwifery
Practicing at CHN since June of 2006

Dr. Milton Armston, Jr., Psy.D.
Graduate: Illinois School of Professional Psychology – Chicago Campus, Chicago, IL
Specialty: Clinical Psychology
Practicing at CHN since June of 2015

Dannon Martin
Graduate: Emory University
Practicing at CHN since 2024

Dr. Ugochi Okoro
Family Medicine residency training at St. Francis Hospital, Wilmington, Delaware
Practicing at CHN since 2024

Martha Kozub
Graduate: Indiana University
Practicing at CHN since 2023

Dr. Tenika Graves
Graduate: Parker University
Practicing at CHN since 2022

Dr. Jhared Black
Graduate: University of Louisville
Practicing at CHN since 2022

LaShonna Lovell
Graduate: Indiana University
Practicing at CHN since 2022