Psychologist | Clinical Psychology | 26+ years experience

Dr. Patrick Duffy Jr., PSY.D.

171 Ashley Ave, Charleston, South Carolina, 29425-2163

About Dr. Patrick Duffy Jr.

Dr. Patrick Duffy Jr. is a psychologist based in Charleston, South Carolina with 26 years of experience in Clinical Psychology. He completed his graduation in 2000. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Patrick Duffy Jr. is 1105 for Clinical Psychology in South Carolina. His current practice location is 171 Ashley Ave, Charleston. Patients can contact him at 843-792-1414. Dr. Patrick Duffy Jr., PSY.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1417203696.

Dr. Patrick Duffy Jr. 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. Patrick Duffy Jr.'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. Patrick Duffy Jr.
Specialization Clinical Psychology
Credentials PSY.D.
Accepts Medicare Assignment Yes
Experience 26+ years
Graduation Year 2000
Gender Male
Practice Address: 171 Ashley Ave,
Charleston, SC - 29425-2163

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 5890024285
Enrollment ID I20210408001951
NPI Number1417203696
NPI Enumeration Date: 25 Jul, 2012
NPI Last Update On: 23 Mar, 2021

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. Patrick Duffy Jr. are as mentioned below.

License NumberSpecializationStateStatus
1105Clinical Psychology South CarolinaPrimary

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Dr. Patrick Duffy Jr. is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
University Medical Associates (6305758574)1141

Mailing Address

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

Dr. Patrick Duffy Jr.
Po Box 751461,
Charlotte, NC - 28275-1461
Phone: 843-792-6200

Book an Appointment with Dr. Patrick Duffy Jr.

To schedule an appointment, contact Dr. Patrick Duffy Jr. at 171 Ashley Ave, Charleston, South Carolina or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Patrick Duffy Jr.:

Dr. Patrick Duffy Jr. 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.

Dr. Patrick Duffy Jr. has approximately 26 years of experience in Clinical Psychology.

Yes, Dr. Patrick Duffy Jr. accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Patrick Duffy Jr. 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. Patrick Duffy Jr. practices at 171 Ashley Ave, Charleston, South Carolina, 29425-2163.

To schedule an appointment with Dr. Patrick Duffy Jr., please contact the office at 843-792-1414.

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