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Meet Our Providers

Jeremy Campbell, D.O. at Medical And Surgical Associates, Inc, Newark

Jeremy Campbell, D.O.

Dr. Campbell attended the Ohio University College of Osteopathic Medicine in Athens Ohio and did a residency and internship at Doctors Hospital of Stark County in Massillon, Ohio.

Lisa Karres, D.O. at Medical And Surgical Associates, Inc, Newark

Lisa Karres, D.O.

Dr. Lisa M. Karres was born in Barberton, Ohio but spent most of her childhood in West Jefferson, Ohio, a rural town just west of Columbus, Ohio. After high school, she attended Capital University in Bexley, Ohio.

Alex Campolo, D.O. at Medical And Surgical Associates, Inc, Newark

Alex Campolo, D.O.

Dr. Alex Campolo was born and raised in Newark, Ohio. The son of Dr. Michael Campolo, he realized that his dream was to practice medicine early on. He graduated from Newark Catholic High School and went on to major in Applied Biotechnology, Biological Sciences, and Entomology at the University of Georgia.

Maria Campolo May, D.O. at Medical And Surgical Associates, Inc, Newark

Maria Campolo May, D.O.

Dr. Maria May is the daughter of Dr. Michael Campolo and was born and raised in Newark, Ohio. She is a graduate from Newark Catholic High School and earned her degree in Biological Sciences and Psychology from Clemson University in South Carolina where she met her husband, Matt. 

Thomas Petryk, M.D. at Medical And Surgical Associates, Inc, Newark

Thomas Petryk, M.D.

Dr. Thomas K. Petryk was born and raised in North Olmsted, Ohio July 10, 1963. After high school, he attended the University of Dayton, where he earned a bachelor's degree in chemistry, a minor in biology and a concentration in history. 

Loren Keith, CNP at Medical And Surgical Associates, Inc, Newark

Loren Keith, CNP

Loren Keith joined our practice in March 2018, as a part of Dr Campbell & Dr Campolo's team. She was raised in Licking County, having grown up in Croton, OH. She received her Bachelor’s Degree in Nursing from Capital University in 2011. 

Mary-Claire Howarth, CNP at Medical And Surgical Associates, Inc, Newark

Mary-Claire Howarth, CNP

Mary-Claire grew up in Granville and was a graduate of Granville Schools. She completed her Bachelor of Science in Nursing degree at Villanova University. 

Misti Staggers, FNP at Medical And Surgical Associates, Inc, Newark

Misti Staggers, FNP

Misti Staggers is a Family Nurse Practitioner certified by The American Nurse Credentialing Center. She received her bachelor's degree in nursing from Wright State University.