Important Alerts
Updates

The Extended Hours Center in Lake Success, will be closed on Thursday, October 16 and Friday, October 31. Regular Extended Hours operations will resume the following day.

As of September 15, 2025, Plainview CardiologyGastroenterologyPrimary Care at 1181 Old Country Rd and Primary Care at 789 Old Country Rd have relocated to a new, state-of-the-art multi-specialty center at 1600 Old Country Road in Plainview.

Recording/Photography Not Permitted on Premises

Office and Urgent Care Closures

The Croton-on-Hudson lab is temporarily closed until further notice.

COVID-19 Information and Updates
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  • Serving more than 2.9M patients
  • More than 165 locations across NY and NJ
  • Network of over 1,400 physicians and APCs

CareMount Medical and ProHEALTH Care Associates (“Optum Medical Care, P.C.”) and Riverside Medical Group (“Optum Medical Care New Jersey, P.C.”) (collectively “Optum Medical Care”) are physician owned and led, having complete authority for all medical decision-making and patient care through its physicians and other licensed professionals. Optum, through its owned management organizations, provides non-clinical administrative services to support Optum Medical Care and its physicians. Neither Optum nor its management companies employs, engages, or supervises physicians or other licensed professionals, or determines or sets the methods, standards, or conduct of the practice of medicine or health care provided by Optum Medical Care or by any of its licensed professionals.

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