Dr. Mark Theodore Simpson

PH.D. | Clinical Psychologist


  119 Boone Ridge Dr, Suite 201, Johnson City
     Tennessee, 37615
  865-673-6741    865-673-6634 Maps & Directions
Dr. Mark Theodore Simpson is a Johnson City, Tennessee based psychologist who is specialized in Clinical Psychology. Active license number of Dr. Mark Theodore Simpson is 3205 for Clinical Psychology in Tennessee. His current practice location is 119 Boone Ridge Dr, Suite 201, Johnson City. Patients can reach him at 865-673-6741 or can fax him at 865-673-6634. Dr. Mark Theodore Simpson is PH.D. in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1285757013.
Dr. Mark Theodore Simpson 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.
Complete Profile:
Dr. Mark Theodore Simpson speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Dr. Mark Theodore Simpson
Specialization: Clinical Psychology
Gender:Male
Credentials: PH.D.
Practice Address:119 Boone Ridge Dr, Suite 201, Johnson City,
Tennessee, 37615
Phone:865-673-6741
Fax:865-673-6634
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.
NPI Number: 1285757013
NPI Enumeration Date: 08 Apr, 2007
NPI Last Update On: 25 Jun, 2018

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Mark Theodore Simpson are as mentioned below.
License NumberSpecializationStateStatus
3205Clinical Psychology TennesseePrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Dr. Mark Theodore Simpson
310 25th Ave N Ste 204,
Nashville, Tennessee
Zip: 37203-2492
Phone Number: 615-385-4090
Fax Number: 615-385-0138
Patients can reach Dr. Mark Theodore Simpson at 119 Boone Ridge Dr, Suite 201, Johnson City, Tennessee or can call to book an appointment on 865-673-6741.
Comments/ Reviews:

*Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 11 November, 2024.