Psychologist | Clinical Psychology

Dr. William Horvath, PH.D.

20 Market St, 230 Bewley Bldg., Lockport, New York, 14094-2914

About Dr. William Horvath

Dr. William Horvath is a psychologist based in Lockport, New York who is specialized in Clinical Psychology. Active license number of Dr. William Horvath is 010747 for Clinical Psychology in New York. His current practice location is 20 Market St, 230 Bewley Bldg., Lockport. Patients can contact him at 716-625-9550. Dr. William Horvath, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1639375769.

Dr. William Horvath 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.

Practice Information

Dr. William Horvath's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. William Horvath
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 20 Market St, 230 Bewley Bldg.
Lockport, NY - 14094-2914

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1639375769
NPI Enumeration Date: 25 Jun, 2007
NPI Last Update On: 28 Jul, 2007

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. William Horvath are as mentioned below.

License NumberSpecializationStateStatus
010747Clinical Psychology New YorkPrimary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. William Horvath
78 Olney Dr,
Amherst, NY - 14226-3345
Phone: 716-836-5875

Book an Appointment with Dr. William Horvath

To schedule an appointment, contact Dr. William Horvath at 20 Market St, 230 Bewley Bldg., Lockport, New York or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. William Horvath:

Dr. William Horvath is a psychologist specializing in Clinical Psychology. He 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.

Yes, Dr. William Horvath is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. William Horvath practices at 20 Market St, 230 Bewley Bldg., Lockport, New York, 14094-2914.

To schedule an appointment with Dr. William Horvath, please contact the office at 716-625-9550.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.