Michael Ostolski Provider Type: CNP Nurse Practitioner Primary Specialty: Family Practice They have 5 total office locations listed in the following cities: Lockport, Newfane. ACACIA FAMILY HEALTH NP PLLC 15 ELIZABETH DRIVE LOCKPORT, NY 14094 Phone Number: 716-514-9355 View Map. ACACIA FAMILY HEALTH NP PLLC 702 DAVISON ROAD.