![Catherine Klema](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Catherine Klema
Director/Board Member at
OPTIMIZERX CORPORATION
Net worth: 291 351 $ as of 30/05/2026
Profile
Catherine M.
Klema is the founder of Nettleton Advisors LLC, founded in 2001, serving as President.
Current jobs include Vice Chairman at Montefiore Medical Center since 2012, Chairman-Managers Board at Quorum Health Corp.
since 2020, Chairman at Quincy Health LLC, Independent Director at OptimizeRx Corp.
since 2024, Trustee at Montefiore Health System, Inc. since 2012, and Trustee at Albert Einstein College of Medicine, Inc. since 2020.
Former jobs include Independent Director at Actavis, Inc. from 2011 to 2013, Director at Pharmaceutical Product Development LLC from 2000 to 2011, Managing Director-Healthcare Investment Banking at Cowen & Co. LLC from 1997 to 2001, Managing Director-Healthcare Investment Banking at Furman Selz LLC from 1994 to 1997, Managing Director-Healthcare Investment Banking at SG Cowen Securities Corp.
in 2001, and Lead Independent Director at Allergan UC from 2004 to 2019.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 08/06/2026 | 56,137 ( 0.3% ) | 291 351 $ | 30/05/2026 |
Catherine Klema active positions
| Companies | Position | Start |
|---|---|---|
| QUORUM HEALTH CORPORATION | Corporate Officer/Principal | 06/07/2020 |
| OPTIMIZERX CORPORATION | Director/Board Member | 23/01/2024 |
Nettleton Advisors LLC | Founder | 31/12/2000 |
Montefiore Medical Center
 Montefiore Medical Center Miscellaneous Commercial ServicesCommercial Services Provides healthcare, clinical and surgical services | Director/Board Member | 29/02/2012 |
Montefiore Health System, Inc.
 Montefiore Health System, Inc. Managed Health CareHealth Services Provides medical services | Director/Board Member | 31/12/2011 |
Quincy Health LLC
 Quincy Health LLC Medical/Nursing ServicesHealth Services Provides health care services | Chairman | - |
Albert Einstein College of Medicine, Inc.
 Albert Einstein College of Medicine, Inc. Other Consumer ServicesConsumer Services Functions as a College/University | Director/Board Member | 31/12/2019 |
Former positions of Catherine Klema
| Companies | Position | End |
|---|---|---|
| ALLERGAN PLC | Director/Board Member | 30/04/2019 |
Actavis, Inc.
 Actavis, Inc. Pharmaceuticals: MajorHealth Technology Manufactures generic, brand and biologic pharmaceutical products | Director/Board Member | 30/09/2013 |
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Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
71
1st degree connections
13
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 13 |
|---|---|
Actavis, Inc.
Actavis, Inc. Pharmaceuticals: MajorHealth Technology Manufactures generic, brand and biologic pharmaceutical products | Health Technology |
Pharmaceutical Product Development LLC
 Pharmaceutical Product Development LLC Miscellaneous Commercial ServicesCommercial Services Operates as a contract research organization for life-changing therapies | Commercial Services |
OptimizeRx Corp.
 OptimizeRx Corp. Packaged SoftwareTechnology Services Develops financial messaging, therapeutic support, patient and physician engagement platform for healthcare industry | Technology Services |
Cowen & Co. LLC
 Cowen & Co. LLC Investment Banks/BrokersFinance Provides brokerage services | Finance |
Furman Selz LLC
 Furman Selz LLC Investment Banks/BrokersFinance Provides institutional brokerage and investment banking services | Finance |
Montefiore Medical Center
Montefiore Medical Center Miscellaneous Commercial ServicesCommercial Services Provides healthcare, clinical and surgical services | Commercial Services |
Nettleton Advisors LLC | |
Montefiore Health System, Inc.
Montefiore Health System, Inc. Managed Health CareHealth Services Provides medical services | Health Services |
Albert Einstein College of Medicine, Inc.
Albert Einstein College of Medicine, Inc. Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
SG Cowen Securities Corp.
 SG Cowen Securities Corp. Investment Banks/BrokersFinance Provides securities brokerage services | Finance |
Allergan Ltd. (Ireland)
 Allergan Ltd. (Ireland) Pharmaceuticals: MajorHealth Technology Develops, manufactures and commercializes pharmaceuticals, devices, biological, surgical & regenerative medicine products | Health Technology |
Quorum Health Corp.
 Quorum Health Corp. Hospital/Nursing ManagementHealth Services Operates general acute care hospitals and provides outpatient services | Health Services |
Quincy Health LLC
Quincy Health LLC Medical/Nursing ServicesHealth Services Provides health care services | Health Services |
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