Dr. William John Farrell
PH.D | Clinical Psychologist
7 High St, Ste. 207, Huntington
New York, 11743-7605
631-423-2767 631-424-0991
Maps & DirectionsDr. William John Farrell is a Huntington, New York based psychologist who is specialized in Clinical Psychology. Active license number of Dr. William John Farrell is 6601 for Clinical Psychology in New York. His current practice location is 7 High St, Ste. 207, Huntington. Patients can reach him at 631-423-2767 or can fax him at 631-424-0991. Dr. William John Farrell is PH.D in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1023221348.
Dr. William John Farrell is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.
Complete Profile:
Dr. William John Farrell speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. William John Farrell |
| Specialization: | Clinical Psychology |
| Gender: | Male |
| Credentials: | PH.D |
| Practice Address: | 7 High St, Ste. 207, Huntington,
New York, 11743-7605 |
| Phone: | 631-423-2767 |
| Fax: | 631-424-0991 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1023221348 |
| NPI Enumeration Date: | 07 May, 2007 |
| NPI Last Update On: | 09 Oct, 2012 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. William John Farrell are as mentioned below.
| License Number | Specialization | State | Status | |
| 6601 | Clinical Psychology | New York | Primary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. William John Farrell
7 High St, Ste. 207
Huntington, New York |
| Zip: | 11743-7605 |
| Phone Number: | 631-423-2767 |
| Fax Number: | 631-424-0991 |
Patients can reach Dr. William John Farrell at
7 High St, Ste. 207, Huntington, New York or can
call to book an appointment on 631-423-2767.
Comments/ Reviews:
Read all the reviews posted for Dr. William John Farrell below. You may also share your own experience with Dr. William John Farrell. Your feedback can help others make better decisions.
*
Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 October, 2025.