Psychologist | Clinical Psychology

David Bonanno, PSYD

20 Research Pkwy, Suite C, Old Saybrook, Connecticut, 06475-4214

About David Bonanno

David Bonanno is a psychologist based in Old Saybrook, Connecticut who is specialized in Clinical Psychology. Active license number of David Bonanno is CT002860 for Clinical Psychology in Connecticut. His current practice location is 20 Research Pkwy, Suite C, Old Saybrook. Patients can contact him at 800-370-3651 or can fax him at 860-510-0030. David Bonanno, PSYD, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1780843540.

David Bonanno 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

David Bonanno'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 David Bonanno
Specialization Clinical Psychology
Credentials PSYD
Gender Male
Practice Address: 20 Research Pkwy, Suite C
Old Saybrook, CT - 06475-4214
Fax 860-510-0030

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 Number1780843540
NPI Enumeration Date: 06 Jun, 2008
NPI Last Update On: 06 Jun, 2008

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 David Bonanno are as mentioned below.

License NumberSpecializationStateStatus
CT002860Clinical Psychology ConnecticutPrimary

Mailing Address

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

David Bonanno
20 Research Pkwy, Suite C
Old Saybrook, CT - 06475-4214
Phone: 800-370-3651
Fax: 860-510-0030

Book an Appointment with David Bonanno

To schedule an appointment, contact David Bonanno at 20 Research Pkwy, Suite C, Old Saybrook, Connecticut or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about David Bonanno:

David Bonanno 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, David Bonanno 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.

David Bonanno practices at 20 Research Pkwy, Suite C, Old Saybrook, Connecticut, 06475-4214.

To schedule an appointment with David Bonanno, please contact the office at 800-370-3651.

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