The Nation's Largest
We’ve been the nation’s largest correctional pharmacy provider since 2001.
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Attention Valued Customers
Due to high demand and ever changing inventory, Diamond Medical Supply is currently unable to accept online orders. Please call our Customer Service Department at 888.520.2500 to order.
Diamond Voted “Best Place to Work” for 2023
For a second year in a row, Diamond Drugs, Inc. was […]
Zilner Featured in Smart Business Pittsburgh and the The CEO Magazine
Diamond Pharmacy chief executive officer, owner, and president Mark Zilner was […]
Remembering Gilbert “Gib” Zilner, 1937-2022
It is with heavy hearts that we acknowledge the passing of […]
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Equal Employment Opportunity Employer
It is the policy of Diamond Drugs, Inc. to implement affirmative equal employment opportunity for all qualified employees and applicants for employment without regard to race, creed, color, age, sex, national origin, marital status, sexual orientation, gender identity, citizenship status, disabled veteran, recently separated veteran, other protected veteran, Armed Forces service medal veteran, or having a physical or mental disability in regard to any position for which the employee or applicant for employment is qualified.