Fiscal year ending 2024. Filed on October 30, 2025.
66 Newton Street
Waltham, Massachusetts 02453
CHS of Waltham Inc. (EIN: 04-3333609), also known as Maristhill Nursing & Rehabilitation, has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, CHS of Waltham Inc., a 501(c)(3) charitable organization, reported compensation for 6 out of 128 total employees. Among the employees shown here, the average compensation is $176,360. The highest compensated employee at CHS of Waltham Inc. is Eric Gwanyalla with fiscal year 2024 compensation of $268,376.
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Maristhill is a Catholic skilled nursing and rehabilitation facility that continues the healing ministry of Christ by providing health care services that foster each individual's physical, spiritual, emotional and intellectual well-being.
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