In 1987, she graduated from the Library Faculty of the Kharkiv State Institute of Culture. 

Since August 1987, she began work as a librarian in the Department of Scientific Medical Information and Patent and Licensing Work at the Ukrainian Research Institute of Therapy (now the Government Institution “L.T. Malaya Therapy National Institute of the National Academy of Medical Sciences of Ukraine”). From February 1990 to December 2005, she worked as the Head of the scientific library of the Institute.

Since January 2005, in connection with the reorganization of the library, she has been working as a leading librarian in the Department of Scientific and Medical Information with the Library (since 2013, the Department of Scientific-organizational Work and Medical Information with the Library). 

In her work she uses world information resources and her own bibliographic databases. Using the database of scientific works of employees of the Institute, prepares data for the rating of employees. She created and regularly supplements the profiles of leading scientists in the Google Scholar scientometric database, as well as the profile of the Institute.

За багаторічну сумлінну працю, відданість справі та професіоналізм неодноразово нагороджувалась грамотами та подяками від адміністрації ДУ "Національний інститут терапії імені Л.Т. Малої НАМН України". 

She has 32 publications (6 articles in journals).

Фадєєнко  Г. Д., Грідасова  Л. М., Федотова  Т. А.,   Кулешова  О. М.  Яскраві представники української терапевтичної школи // Український терапевтичний журнал.-2021.- № 4.- С., 5-10.