Home > For Providers > Become a Provider Interested in becoming an Elderplan Provider? Simply fill out and submit the secure online request form for consideration. Ancillary Providers Physicians Looking for information? Find a ProviderFind a PharmacyFind a DentistFind a DrugFind a FormFind a Flu Shot Questions? Call Elderplan today. 1-866-360-1934 [TTY: 711] for the hearing impaired Hours of Operation: 8 a.m. to 8 p.m., 7 days a week Elderplan is available in the 5 boroughs of NYC, Nassau, Suffolk, Westchester, Rockland, Putnam, Monroe, Dutchess, Orange, Ontario, Orleans, Seneca, and Yates counties.