Mental Health Therapist

Mrs. Martha Treleven Lewis, MFTI

2178 Johnson Ave, San Luis Obispo, California, 93401-4535

About Mrs. Martha Treleven Lewis

Mrs. Martha Treleven Lewis is a therapist based in San Luis Obispo, California who is specialized in Mental Health Counselor. Active license number of Mrs. Martha Treleven Lewis is 53661 for Mental Health Counselor in California. Her current practice location is 2178 Johnson Ave, San Luis Obispo. Patients can reach her at 805-781-4179. Mrs. Martha Treleven Lewis is MFTI in Mental Health Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1245410349.

Mrs. Martha Treleven Lewis is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. She assess clients’ mental health conditions and develop personalized treatment plans to provide therapy for a range of mental health issues, including anxiety, depression, trauma, relationship issues, stress, grief, and life transitions.

Practice Information

Mrs. Martha Treleven Lewis 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 Mrs. Martha Treleven Lewis
Specialization Mental Health Counselor
Credentials MFTI
Gender Female
Practice Address: 2178 Johnson Ave,
San Luis Obispo, CA - 93401-4535

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 Number1245410349
NPI Enumeration Date: 07 Nov, 2007
NPI Last Update On: 07 Nov, 2007

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 Mrs. Martha Treleven Lewis are as mentioned below.

License NumberSpecializationStateStatus
53661Mental Health Counselor CaliforniaPrimary

Other Medical Identifiers

Other legacy medical identifiers associated with Mrs. Martha Treleven Lewis such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
53661OtherCaliforniaMFT INTERN

Mailing Address

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

Mrs. Martha Treleven Lewis
832 Santa Maria Ave,
Los Osos, CA - 93402-1231
Phone: 805-528-4431

Book an Appointment with Mrs. Martha Treleven Lewis

To schedule an appointment, contact Mrs. Martha Treleven Lewis at 2178 Johnson Ave, San Luis Obispo, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mrs. Martha Treleven Lewis:

Mrs. Martha Treleven Lewis is a therapist specializing in Mental Health Counselor. She is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. She assess clients’ mental health conditions and develop personalized treatment plans to provide therapy for a range of mental health issues, including anxiety, depression, trauma, relationship issues, stress, grief, and life transitions.

Yes, Mrs. Martha Treleven Lewis is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Mrs. Martha Treleven Lewis practices at 2178 Johnson Ave, San Luis Obispo, California, 93401-4535.

To schedule an appointment with Mrs. Martha Treleven Lewis, please contact the office at 805-781-4179.

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