John R Colby is an Addiction (Substance Use Disorder) Counselor based in Derry, NH and is specialized in Addiction (Substance Use Disorder). John R Colby practices in Derry, NH and has the professional credentials of MSWLADC. The NPI Number for John R Colby is 1639123011 and holds a License No. LADC380 (New Hampshire).
The current practice location address for John R Colby is 43 Birch Street, Derry, NH and can be reached out via phone at 603-434-1577 and via fax at 603-434-3101.
Use the following badge on your website to showcase your NPI number and verified status. In a field with over 8 million healthcare providers in the United States, it is important to establish your identity clearly. Displaying this badge signifies that your information is both accurate and up-to-date.