Professional Therapist

Colleen Callister

227 S Travis St, Sherman, Texas, 75090-7110

About Colleen Callister

Colleen Callister is a therapist based in Sherman, Texas who is specialized in Professional Counselor. Active license number of Colleen Callister is 74965 for Professional Counselor in Texas. Her current practice location is 227 S Travis St, Sherman. Patients can reach her at 469-290-4499 or can fax her at 469-464-1066. Colleen Callister NPI number (Unique professional ID assigned by NPPES) is 1790297372.

Colleen Callister is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. She uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

Practice Information

Colleen Callister 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 Colleen Callister
Specialization Professional Counselor
Gender Female
Practice Address: 227 S Travis St,
Sherman, TX - 75090-7110
Fax 469-464-1066

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 Number1790297372
NPI Enumeration Date: 03 Nov, 2017
NPI Last Update On: 19 Oct, 2020

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 Colleen Callister are as mentioned below.

License NumberSpecializationStateStatus
74965Professional Counselor TexasPrimary

Other Medical Identifiers

Other legacy medical identifiers associated with Colleen Callister such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
378901802MedicaidTexas

Mailing Address

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

Colleen Callister
Po Box 422,
Sherman, TX - 75091-0422
Phone: 214-232-2245

Book an Appointment with Colleen Callister

To schedule an appointment, contact Colleen Callister at 227 S Travis St, Sherman, Texas or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Colleen Callister:

Colleen Callister is a therapist specializing in Professional Counselor. She is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. She uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

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

Colleen Callister practices at 227 S Travis St, Sherman, Texas, 75090-7110.

To schedule an appointment with Colleen Callister, please contact the office at 469-290-4499.

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