John Markantonis
NPI: 1720527864
John Markantonis is a specialist focused health provider in Riverhead, New York. affiliates with no hospitals or medical groups. Call John Markantonis on phone number 6315486446 for more information and advice or to book an appointment.
| City | Riverhead |
| State | New York |
| Address 1 | 1300 ROANOKE AVE |
| Address 2 | GME, PECONIC BAY MEDICAL CENTER |
| Postal Code | 11901 |
| Phone | 6315486446 |
| Fax | 6317270772 |