Psychologist | Clinical Psychology

Dr. Karl Nichols Jannasch, PH.D.

110 30th Ave S, Suite 200, Nashville, Tennessee, 37212-2511

About Dr. Karl Nichols Jannasch

Dr. Karl Nichols Jannasch is a psychologist based in Nashville, Tennessee who is specialized in Clinical Psychology. Active license number of Dr. Karl Nichols Jannasch is P0000001550 for Clinical Psychology in Tennessee. His current practice location is 110 30th Ave S, Suite 200, Nashville. Patients can contact him at 615-321-2597. Dr. Karl Nichols Jannasch, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1467411520.

Dr. Karl Nichols Jannasch 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. Karl Nichols Jannasch'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. Karl Nichols Jannasch
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 110 30th Ave S, Suite 200
Nashville, TN - 37212-2511

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 Number1467411520
NPI Enumeration Date: 18 Mar, 2006
NPI Last Update On: 13 Jul, 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 Dr. Karl Nichols Jannasch are as mentioned below.

License NumberSpecializationStateStatus
P0000001550Clinical Psychology TennesseePrimary

Mailing Address

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

Dr. Karl Nichols Jannasch
110 30th Ave S, Suite 200
Nashville, TN - 37212-2511
Phone: 615-321-2597

Book an Appointment with Dr. Karl Nichols Jannasch

To schedule an appointment, contact Dr. Karl Nichols Jannasch at 110 30th Ave S, Suite 200, Nashville, Tennessee or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Karl Nichols Jannasch:

Dr. Karl Nichols Jannasch 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. Karl Nichols Jannasch 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. Karl Nichols Jannasch practices at 110 30th Ave S, Suite 200, Nashville, Tennessee, 37212-2511.

To schedule an appointment with Dr. Karl Nichols Jannasch, please contact the office at 615-321-2597.

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