Psychologist | Clinical Psychology | 46+ years experience

Diane S Tyrrell, PH.D.

5500 Main St, Suite 207, Williamsville, New York, 14221

About Diane S Tyrrell

Diane S Tyrrell is a psychologist based in Williamsville, New York with 46 years of experience in Clinical Psychology. She completed her graduation in 1980. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Diane S Tyrrell is 009444-1 for Clinical Psychology in New York. Her current practice location is 5500 Main St, Suite 207, Williamsville. Patients can contact her at 716-633-6900 or can fax her at 716-633-6902. Diane S Tyrrell, PH.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1639163280.

Diane S Tyrrell 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Diane S Tyrrell'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 Diane S Tyrrell
Specialization Clinical Psychology
Credentials PH.D.
Accepts Medicare Assignment Yes
Experience 46+ years
Graduation Year 1980
Gender Female
Practice Address: 5500 Main St, Suite 207
Williamsville, NY - 14221
Fax 716-633-6902

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.

PAC ID 1456434240
Enrollment ID I20080218000320
NPI Number1639163280
NPI Enumeration Date: 08 Sep, 2005
NPI Last Update On: 10 Jul, 2015

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 Diane S Tyrrell are as mentioned below.

License NumberSpecializationStateStatus
009444-1Clinical Psychology New YorkPrimary

Other Medical Identifiers

Other professional identifiers associated with Diane S Tyrrell such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
000510515001OtherNew YorkHEALTH NOW

Mailing Address

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

Diane S Tyrrell
5500 Main St, Suite 207
Williamsville, NY - 14221
Phone: 716-633-6900

Book an Appointment with Diane S Tyrrell

To schedule an appointment, contact Diane S Tyrrell at 5500 Main St, Suite 207, Williamsville, New York or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Diane S Tyrrell:

Diane S Tyrrell is a psychologist specializing in Clinical Psychology. She 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Diane S Tyrrell has approximately 46 years of experience in Clinical Psychology.

Yes, Diane S Tyrrell accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Diane S Tyrrell 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.

Diane S Tyrrell practices at 5500 Main St, Suite 207, Williamsville, New York, 14221.

To schedule an appointment with Diane S Tyrrell, please contact the office at 716-633-6900.

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