Our Team
The Atlantic Health Partners team serves as a trusted partner.
We offer unparalleled member service and assistance to healthcare providers across all aspects of the procurement of vaccines—financial, administrative and clinical. Our members take comfort knowing they will have the support of a team of seasoned professionals with diverse management and extensive healthcare services experience.
Jeff Winokur | President
Jeff Winokur serves as Atlantic’s President and is widely recognized by physicians, manufacturers, and payers as a leading expert on vaccine procurement, administration, and reimbursement. Jeff brings a true focus on improving members' operational efficiency with his extensive knowledge of practice improvement services primarily related to managed care contracting.
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Avi Mamidi, Pharm.d | Senior Director, Vaccine Market
As Senior Director, Avi leads the Atlantic Health Partners team with extensive experience in clinical pharmacy, market access, reimbursement, and vaccine health system operations to the team, along with a deep commitment to addressing vaccine hesitancy through evidence-based outcomes and a passion for preventive care and population health.
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Cindy Berenson | Senior Director, Operations & Marketing
As Sr. Director of Operations, Cindy Berenson manages the Operations and Administrative team for AHP. This includes member enrollment and customer service, manufacturer and business operational partner relations, marketing, and communications. She brings to the company a wide range of related experience in the health care services industry.
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PRESTON ORNDOFF | NATIONAL ACCOUNT DIRECTOR
As National Account Director, Preston focuses on new member enrollment and management of assigned major accounts. He brings 20+ years of vaccine/pharmaceutical related field experience to the company.
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Kim Thompson | Senior account manager
As Senior Account Manager, Kim supports our members in strengthening their immunization initiatives and maximizing the benefits of our program. Kim also supports our Network Partners – MSO’s, ACO’s, and IPA’s – and their member practices.
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Jully Lopez | Senior Program Coordinator
As Sr. Program Coordinator, Jully Lopez oversees new member enrollment, distributor relations, and general operations, with a focus on specific program members, utilizing her strong background in healthcare and business administration.
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Melissa Westerfield | Program Coordinator
As Program Coordinator, Melissa’s role focuses on supporting membership enrollment and customer relations, distributor partnerships, and Atlantic’s growth initiatives, capitalizing on her strong experience in the healthcare industry.
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Marge Smith | Membership Administrator
As Atlantic’s Membership Administrator, Marge supports new account enrollment, communications and customer service, utilizing her diverse background working for wholesalers and distributors in the healthcare industry.
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Lennore Murphy | Membership data Analyst
As Atlantic's Membership Data Analyst, Lennore Murphy analyzes data and extracts actionable insights that inform member programs. In her role, she supports member service, communications, and education. Lennore oversees the company’s database and reports.
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