Therapist

Katlin Colleen Sullivan, RADTT

3707 Sunset Ln, Antioch, California, 94509-6101

About Katlin Colleen Sullivan

Katlin Colleen Sullivan is a therapist based in Antioch, California who is specialized in Counselor. Her current practice location is 3707 Sunset Ln, Antioch. Patients can reach her at 925-522-0124. Katlin Colleen Sullivan is RADTT in Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1922631803.

Katlin Colleen Sullivan is a trained and licensed mental health professional who helps individuals, couples, or groups manage and overcome emotional, psychological, behavioral, or relationship challenges. She works with people dealing with anxiety, depression, mood disorders, trauma, post-traumatic stress disorder (PTSD), grief and loss etc. She support her clients by understanding their thoughts, emotions, and behaviors.

Practice Information

Katlin Colleen Sullivan speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Katlin Colleen Sullivan
Specialization Counselor
Credentials RADTT
Gender Female
Practice Address: 3707 Sunset Ln,
Antioch, CA - 94509-6101

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 Number1922631803
NPI Enumeration Date: 19 Feb, 2020
NPI Last Update On: 27 Nov, 2023

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Katlin Colleen Sullivan are as mentioned below.

License NumberSpecializationStateStatus
Counselor Primary

Mailing Address

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

Katlin Colleen Sullivan
3707 Sunset Ln,
Antioch, CA - 94509-6101
Phone: 925-522-0124

Book an Appointment with Katlin Colleen Sullivan

To schedule an appointment, contact Katlin Colleen Sullivan at 3707 Sunset Ln, Antioch, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Katlin Colleen Sullivan:

Katlin Colleen Sullivan is a therapist specializing in Counselor. She is a trained and licensed mental health professional who helps individuals, couples, or groups manage and overcome emotional, psychological, behavioral, or relationship challenges. She works with people dealing with anxiety, depression, mood disorders, trauma, post-traumatic stress disorder (PTSD), grief and loss etc. She support her clients by understanding their thoughts, emotions, and behaviors.

Yes, Katlin Colleen Sullivan is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Katlin Colleen Sullivan practices at 3707 Sunset Ln, Antioch, California, 94509-6101.

To schedule an appointment with Katlin Colleen Sullivan, please contact the office at 925-522-0124.

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