Mental Health Therapist

Mr. Frank Costello Iii, L.C.S.W.

17075 Devonshire St, Suite 204, Northridge, California, 91325-1600

About Mr. Frank Costello Iii

Mr. Frank Costello Iii is a therapist based in Northridge, California who is specialized in Mental Health Counselor. Active license number of Mr. Frank Costello Iii is 27084 for Social Worker in California. His current practice location is 17075 Devonshire St, Suite 204, Northridge. Patients can reach him at 818-923-2270 or can fax him at 818-368-8940. Mr. Frank Costello Iii is L.C.S.W. in Mental Health Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1811182157.

Mr. Frank Costello Iii is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. He 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

Mr. Frank Costello Iii 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 Mr. Frank Costello Iii
Specialization Mental Health Counselor
Credentials L.C.S.W.
Gender Male
Practice Address: 17075 Devonshire St, Suite 204
Northridge, CA - 91325-1600
Fax 818-368-8940

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 Number1811182157
NPI Enumeration Date: 10 Sep, 2007
NPI Last Update On: 28 Nov, 2012

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 Mr. Frank Costello Iii are as mentioned below.

License NumberSpecializationStateStatus
27084Social Worker CaliforniaPrimary
Mental Health Counselor CaliforniaSecondary

Other Medical Identifiers

Other legacy medical identifiers associated with Mr. Frank Costello Iii such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
00007473MedicaidCalifornia

Mailing Address

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

Mr. Frank Costello Iii
17075 Devonshire Street, Suite 204
Granada Hills, CA - 91344
Phone: 818-923-2270
Fax: 818-368-8940

Book an Appointment with Mr. Frank Costello Iii

To schedule an appointment, contact Mr. Frank Costello Iii at 17075 Devonshire St, Suite 204, Northridge, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mr. Frank Costello Iii:

Frank Costello Iii is a therapist specializing in Social Worker. He A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

Yes, Frank Costello Iii is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Frank Costello Iii practices at 17075 Devonshire St, Suite 204, Northridge, California, 91325-1600.

To schedule an appointment with Frank Costello Iii, please contact the office at 818-923-2270.

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