JOANNE GERSTER
NPI 1821207382
Social Worker - Clinical in Phoenix, AZ

Active since May 22, 2007
11811 N TATUM BLVD STE 3031, PHOENIX, AZ 85028(480) 283-5542 Get Directions Write a Review

NPPES record last updated: April 13, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Joanne Gerster NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOANNE GERSTER (NPI 1821207382) is an individual clinical provider in Phoenix, Arizona, licensed in Arizona (LCSW-12286) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1821207382
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameJOANNE GERSTER
Location Address11811 N TATUM BLVD STE 3031Phoenix, AZ 85028-1621
Mailing Address2120 S Mcclintock Dr Ste 105Tempe, AZ 85282-2692 · (480) 804-0326
Sole ProprietorYes
Enumeration DateMay 22, 2007
Last NPPES UpdateApril 13, 2020
NPPES CertifiedApril 13, 2020
NPI 1821207382 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in AZ · LCSW-12286
Definition
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.
11811 N TATUM BLVD STE 3031, Phoenix, AZ 85028

Other Names 1

Former Name (1)Joanne Tregaskis L.c.s.w.

Other Identifiers 1

Medicaid304940AZ

Accepted Insurance

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Home Health
11811 N TATUM BLVD STE 3031
PHOENIX, AZ 85028
Counselor (Mental Health)
11811 N TATUM BLVD STE 3031
PHOENIX, AZ 85028
Counselor (Mental Health)
11811 N TATUM BLVD STE 3031
PHOENIX, AZ 85028
Counselor (Mental Health)
11811 N TATUM BLVD STE 3031
PHOENIX, AZ 85028
Occupational Therapist
11811 N TATUM BLVD STE 3031
PHOENIX, AZ 85028
Social Worker
11811 N TATUM BLVD STE 3031
PHOENIX, AZ 85028
Specialist/Technologist (Speech-Language Assistant)
11811 N TATUM BLVD STE 3031
PHOENIX, AZ 85028
Hospice Care, Community Based
11811 N TATUM BLVD STE 3031
PHOENIX, AZ 85028

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Joanne Gerster's NPI number?

The NPI number for Joanne Gerster is 1821207382. It was assigned to this individual provider in the NPPES registry on May 22, 2007. The provider is also known as Joanne Tregaskis L.C.S.W..

Where is Joanne Gerster located?

Joanne Gerster practices at 11811 N Tatum Blvd Ste 3031, Phoenix, AZ 85028. The listed phone number is (480) 283-5542.

What is Joanne Gerster's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

What insurance does Joanne Gerster accept?

Health plans from Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc. and UnitedHealthcare list Joanne Gerster as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Joanne Gerster was last updated on April 13, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.