Kovachevich's art practice is multi-faceted; exhibitions of paintings, sculptures, installations and performances have represented the lexicon of this artist.

in social science at Michigan State University and received his medical diploma and board certification in Family Medicine at the Chicago Osteopathic School of Medicine where he became inspired by ordinary medical materials and began making small sculptures with tape, cotton balls, suture thread, gauze, glass microscope slides, tissue, etc.

During this time Kovachevich became colleagues with artists Thomas Shannon, Balthasar Burkhard, Markus Raetz, Richard Tuttle, Walter De Maria and James Lee Byars.

Performance art made a large impact on Kovachevich's practice after developing and receiving a patent, ‘Method to effect a continuous movement of a fibrous material,’ fueled by the power of evaporation.

In 1977 Kovachevich developed a book and table top theater, K - Motion: Paper Comes Alive with an introduction by Peter Schjeldahl.

An artist residency in 1985 at the Vera and Albert List Art Center at MIT [11] produced a four-week series of collaborative performances with scientists and professors and an exhibition of paintings.

[13] In 1990, Kovachevich collaborated with Jay Chiat, a collector and creator of Chiat/Day Advertising Agency, on a nationwide service titled ‘’Doctors’s By Phone’’.

In 2012, Kovachevich had a solo exhibition showing his glass sculptures at the Abbey of Silvacane in La Roque d’Anthéron, France.

A group of cardboard and corrugated plastic sculptures were exhibited in 2014 at Showroom Gowanus and Callicoon Fine Arts NY,[24][25][26] Lime Juice at Galerie de France in 2014, Paris, and Define at Tif Sigfrids in LA, 2016.

[27] In 2016 a projection of Delancey Street was shown at Callicoon Fine Arts, NY, in a solo exhibition, January to February 2016.