Psychologist | Clinical Psychology

John L. Mckenna, PHD

86 Baker Avenue Ext Ste 301, Concord, Massachusetts, 01742-2132

About John L. Mckenna

John L. Mckenna is a psychologist based in Concord, Massachusetts who is specialized in Clinical Psychology. Active license number of John L. Mckenna is 11702 for Clinical Psychology in Massachusetts. His current practice location is 86 Baker Avenue Ext Ste 301, Concord. Patients can contact him at 978-341-4992. John L. Mckenna, PHD, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1699263376.

John L. Mckenna 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

John L. Mckenna'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 John L. Mckenna
Specialization Clinical Psychology
Credentials PHD
Gender Male
Practice Address: 86 Baker Avenue Ext Ste 301,
Concord, MA - 01742-2132

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 Number1699263376
NPI Enumeration Date: 27 Apr, 2018
NPI Last Update On: 02 Jun, 2026

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 John L. Mckenna are as mentioned below.

License NumberSpecializationStateStatus
11702Clinical Psychology MassachusettsPrimary

Mailing Address

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

John L. Mckenna
86 Baker Avenue Ext Ste 301,
Concord, MA - 01742-2132
Phone: 978-341-4992

Book an Appointment with John L. Mckenna

To schedule an appointment, contact John L. Mckenna at 86 Baker Avenue Ext Ste 301, Concord, Massachusetts or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about John L. Mckenna:

John L. Mckenna 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, John L. Mckenna 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.

John L. Mckenna practices at 86 Baker Avenue Ext Ste 301, Concord, Massachusetts, 01742-2132.

To schedule an appointment with John L. Mckenna, please contact the office at 978-341-4992.

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