About Us

Richard Townley, M.D.
Dr. Townley completed his residency in pediatrics at Butterworth Hospital (now Helen DeVos Children's Hospital) before his fellowship in allergy and clinical immunology at Henry Ford Hospital.  He holds a clinical appointment through Michigan State University College of Human Medicine, and  frequently has medical students and residents rotating through the office.  He has  been selected as a member of "Outstanding Doctors in America" for many years.  He enjoys playing baritone saxophone with the Forest Hills Adult Community Band, and with his church Praise Band.  

Thomas Miller, M.D.
Dr. Miller completed his residency in internal medicine at the University of Michigan.   His fellowship in allergy and clinical immunology was completed at Northwestern University, including time at Children’s Memorial Hospital in Chicago.  He holds an appointment through Michigan State University College of Human Medicine, and a master's degree in Epidemiology. He has been involved in asthma research in high-risk children and adults, and has presented his research locally as well as internationally.  Dr. Miller has been asked to lecture nationally, and  has also written articles on a variety of allergy related topics, including high-risk asthma and eosinophilic gastrointestinal disorders.   Dr. Miller has taught  Applications of Epidemiology and Biostatistics to second-year  medical students at the MSU medical school in Grand Rapids.    He has been named "Tops in GR" in his field, a  distinction featured in the Grand Rapids Press.  In his spare time,  Dr. Miller is involved in distance running, having competed in several marathons, including the Boston Marathon.  

Erica Palmisano, M.D.
Erica Palmisano joined the practice in 2020. She is a native of Michigan and completed her medical school training in Detroit at Wayne State University. From there she moved to Chicago for her pediatric residency at Northwestern University and her allergy and immunology fellowship at Rush University. After fellowship Erica worked at an allergy practice in Chicago for several years. She has a special interest in pediatric food allergy, asthma and eczema management. While she and her husband love the Windy City they wanted to move back home with their sons to be closer to family. When she isn’t at work she can be found enjoying the Michigan
outdoors, baking in the kitchen or chasing two toddlers around.

Erin J. Gibson, P.A.-C
Erin Gibson, who joined the practice in 2008, is a graduate of Grand Valley State University with a Master’s degree in Physician Assistant Studies.  She was born and raised on Michigan's east side, but moved west to attend GVSU.  She has over a decade of  experience in allergies and asthma, and is a member of the American Academy of Physician Assistants.  Erin and her husband have four young children who keep them very busy with school and extracurricular activities.  As a family they enjoy spending time outdoors, especially attending sporting events, going on family bike rides, fishing and visiting the many beaches of Lake Michigan.   

Our clinical staff is composed of Registered Nurses, Licensed Practical Nurses and Medical Assistants.  All are trained in the duties specific to the field of allergy, and are cross-trained for the various patient-care responsibilities within the office.  

Our clerical staff members maintain the reception  area, as well as scheduling appointments and directing calls to other office staff, including our triage nurse, extract nurse,  and billing and transcription specialists.  

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Our Locations

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Office Hours



8:30 am - 6:00 pm

Tuesday - Thursday:

8:30 am - 5:00 pm

Friday - Sunday:


Grand Rapids

Monday, Thursday - Sunday:



8:30 am - 5:00 pm


9:00 am - 5:00 pm