 Single New Yorkers with annual income levels of $16,000 or less and families with incomes less than $25,000 are eligible for the Pfizer Patient Assistance Program. &nbsp; Merck&rsquo;s Patient Assistance Program has a higher income eligibility threshold than Pfizer, allowing singles with income less than $18,000 and families with an income of $24,000 to qualify for the program. <br>
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                Since the annual Medicaid income eligibility limit for single individuals is $7,704