# Calvin H. Knowlton

> Calvin H. Knowlton is an entrepreneur, educator, and author who co-founded Tabula Rasa HealthCare and led it through its 2016 IPO before leaving as chairman and CEO in September 2022. He subsequently co-founded GalenusRx and GalenusCare, now branded ChorusRx. His career combines business leadership, university teaching, professional association service, and an education spanning Temple University, Princeton Theological Seminary, and the University of Maryland.

- **Role:** CEO and Co-Founder at GalenusCare (now branded ChorusRx)
- **Organizations:** GalenusCare / ChorusRx, GalenusRx, Tabula Rasa HealthCare, CareKinesis, Hospice Pharmacia / excelleRx, Amherst Pharmacy, Philadelphia College of Pharmacy and Science, American Pharmacists Association, American Pharmacists Association Foundation, American College of Apothecaries, Settlement Music School, BKON
- **Education:** BS in Pharmacy, Temple University School of Pharmacy, Master of Divinity, Ethics and Education, Princeton Theological Seminary, PhD in Pharmacoeconomics, University of Maryland, Baltimore, Honorary Doctor of Sciences, University of Maryland, Baltimore
- **Known for:** Ernst & Young Entrepreneur of the Year, Greater Philadelphia Region, 2003 and 2013., Remington Honor Medal, 2015., Philadelphia Technology CEO of the Year, 2016.

## Career timeline

- **1973** — Launched a computerized New Jersey pharmacy, as described in his personal biography.
- **1975** — Purchased Amherst Pharmacy in Lumberton, according to a 1990 federal case study.
- **1982-1990** — Taught at universities including Temple, Rutgers, and Philadelphia College of Pharmacy while operating Amherst.
- **1994-1996** — Served as president of the American Pharmacists Association.
- **1995-2007** — Founded excelleRx / Hospice Pharmacia and served as president and CEO.
- **2009** — Co-founded CareKinesis; began the business lineage associated with Tabula Rasa HealthCare.
- **2014** — Became chairman and CEO of the Tabula Rasa HealthCare parent company.
- **2016** — Led Tabula Rasa HealthCare through its IPO, which raised $52 million.
- **2022-09** — Left Tabula Rasa HealthCare as chairman, CEO, and director; announced September 14 amid shareholder pressure.
- **2023** — Co-founded GalenusRx and served as executive chairman and co-CEO.
- **2025** — Co-founded GalenusCare.
- **2026-04** — Discussed national expansion ambitions for his twelfth company.

## Achievements

- Ernst & Young Entrepreneur of the Year, Greater Philadelphia Region, 2003 and 2013.
- Remington Honor Medal, 2015.
- Philadelphia Technology CEO of the Year, 2016.
- Tabula Rasa HealthCare IPO in 2016 raised $52 million.
- Honorary Doctor of Sciences, University of Maryland, Baltimore, 2021.
- Selected among the University of Florida College of Pharmacy’s 2025 Alumni & Friends Award winners.

## Latest updates

- **2026-04** — Featured in the Philadelphia Business Journal discussing his twelfth company and plans for national expansion.
- **2026-05** — Appeared with Joseph J. Filippoli on the Rxperience podcast.
- **2025-09** — Named among the University of Florida College of Pharmacy’s 2025 Alumni & Friends Award winners.

## Links

- Website: https://drcalvinknowlton.com/
- LinkedIn: https://www.linkedin.com/in/drcalvinknowlton

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Profile page: https://yespress.io/calvin-knowlton
Published by YesPress — https://yespress.io
Last updated: 2026-10-26