Psychiatrist

Dr. Alejandro Mustieles, MD

425 N Highland Ave Ste 260, Sherman, Texas, 75092-7377

About Dr. Alejandro Mustieles

Dr. Alejandro Mustieles is a psychiatrist based in Sherman, Texas who is specialized in Psychiatry. Active license number of Dr. Alejandro Mustieles is V9670 for Psychiatry in Texas. His current practice location is 425 N Highland Ave Ste 260, Sherman. Patients can contact him at 903-957-0082 or can fax him at 903-957-0351. Dr. Alejandro Mustieles, MD, specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1508445255.

Dr. Alejandro Mustieles specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Practice Information

Dr. Alejandro Mustieles'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. Alejandro Mustieles
Specialization Psychiatry
Credentials MD
Gender Male
Practice Address: 425 N Highland Ave Ste 260,
Sherman, TX - 75092-7377
Fax 903-957-0351

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 Number1508445255
NPI Enumeration Date: 07 Apr, 2021
NPI Last Update On: 06 Feb, 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. Alejandro Mustieles are as mentioned below.

License NumberSpecializationStateStatus
V9670Psychiatry TexasPrimary

Mailing Address

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

Dr. Alejandro Mustieles
425 N Highland Ave Ste 260,
Sherman, TX - 75092-7377
Phone: 903-957-0082
Fax: 903-957-0351

Book an Appointment with Dr. Alejandro Mustieles

To schedule an appointment, contact Dr. Alejandro Mustieles at 425 N Highland Ave Ste 260, Sherman, Texas or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Alejandro Mustieles:

Dr. Alejandro Mustieles is a psychiatrist specializing in Psychiatry. He specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Yes, Dr. Alejandro Mustieles 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. Alejandro Mustieles practices at 425 N Highland Ave Ste 260, Sherman, Texas, 75092-7377.

To schedule an appointment with Dr. Alejandro Mustieles, please contact the office at 903-957-0082.

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