Therapist

Mr. Mark Landeros

301 E Arrow Hwy, 102, San Dimas, California, 91773-3364

About Mr. Mark Landeros

Mr. Mark Landeros is a therapist based in San Dimas, California who is specialized in Counselor. His current practice location is 301 E Arrow Hwy, 102, San Dimas. Patients can reach him at 909-293-7850. Mr. Mark Landeros NPI number (Unique professional ID assigned by NPPES) is 1649549163.

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

Practice Information

Mr. Mark Landeros specialty, credentials, practice address, contact phone number and fax are as below. Patients can contact the office at the given phone number for appointment.

Provider Name Mr. Mark Landeros
Specialization Counselor
Gender Male
Practice Address: 301 E Arrow Hwy, 102
San Dimas, CA - 91773-3364

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 Number1649549163
NPI Enumeration Date: 29 Dec, 2011
NPI Last Update On: 29 Dec, 2011

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 Mr. Mark Landeros 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.

Mr. Mark Landeros
301 E Arrow Hwy, 102
San Dimas, CA - 91773-3364
Phone: 909-293-7850

Book an Appointment with Mr. Mark Landeros

To schedule an appointment, contact Mr. Mark Landeros at 301 E Arrow Hwy, 102, San Dimas, California or call on below stated phone number.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mr. Mark Landeros:

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

Yes, Mark Landeros 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.

Mark Landeros practices at 301 E Arrow Hwy, 102, San Dimas, California, 91773-3364.

To schedule an appointment with Mark Landeros, please contact the office at 909-293-7850.

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