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AGNIESZKA WEBER-TRZASKA LCSW
NPI 1528796083
Social Worker - Clinical in Chico, CA

Active since August 11, 2022PECOS Enrolled
1359 E LASSEN AVE, CHICO, CA 95973(530) 230-9230(530) 466-3154 Get Directions Write a Review

NPPES record last updated: March 12, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 12, 2026, Mar 3, 2026, Aug 14, 2023 and 1 more (4 updates tracked since 2022).

About Agnieszka Weber-trzaska Lcsw NPPES

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

AGNIESZKA WEBER-TRZASKA LCSW (NPI 1528796083) is an individual clinical provider in Chico, California, licensed in California (137207) and active in the NPI registry since August 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1528796083
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameAGNIESZKA WEBER-TRZASKACredential: LCSW
Location Address1359 E LASSEN AVEChico, CA 95973-7824
Mailing Address1359 E Lassen AveChico, CA 95973-7824 · (530) 230-9230 · Fax (530) 466-3154
Phone(530) 230-9230
Fax(530) 466-3154
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateAugust 11, 2022
Last NPPES UpdateMarch 12, 20264 updates tracked since enumeration
NPPES CertifiedMarch 12, 2026
✔ NPI 1528796083 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 CA · 137207
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.
1359 E LASSEN AVE, Chico, CA 95973
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Other Names 1

Other Name (5)Agnes Weber-trzaska Lcsw

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Agnieszka Weber-trzaska Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3870063555
PECOS Enrollment IDI20260522000774
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Agnieszka Weber-trzaska reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Grow Healthcare Group PC
168 mi
Mental Health
99 S ALMADEN BLVD STE 600
San Jose, CA 95113
  • Reassigned Medicare billing, California enrollment
  • 3,139 clinicians in this Medicare group
NPI 1154994846 (408) 402-4385

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95973 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $58.87 – $176.60
Typical copayment $0.00 (range $14.71 – $44.15)
Most-billed visit code NA
Established Patient
$73.16 typical visit price
range $19.28 – $144.60
Typical copayment $18.29 (range $4.82 – $36.15)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 9

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

MARLA FAYE CHRISTENSEN AMFT, APCC
Marriage & Family Therapist
1359 E LASSEN AVE
CHICO, CA 95973
Butte County (203) 253-9054
AMBER BENEDICT ACSW
Social Worker (Clinical)
1359 E LASSEN AVE
CHICO, CA 95973
Butte County (530) 230-9230
ERIKA ANN MILLER LMFT
Marriage & Family Therapist
1359 E LASSEN AVE
CHICO, CA 95973
Butte County (530) 230-9230
STONEBRIDGE COUNSELING INC
Marriage & Family Therapist
1359 E LASSEN AVE
CHICO, CA 95973
Butte County (310) 210-8147
MADELINE SHANABRUCH
Marriage & Family Therapist
1359 E LASSEN AVE
CHICO, CA 95973
Butte County (530) 230-9230
CAROLIN LARSEN
Marriage & Family Therapist
1359 E LASSEN AVE
CHICO, CA 95973
Butte County (530) 230-9230
NANCY Y HARO JAQUEZ
Social Worker (Clinical)
1359 E LASSEN AVE
CHICO, CA 95973
Butte County (530) 230-9230
LINDSAY NICOLE CROSS LCSW
Social Worker (Clinical)
1359 E LASSEN AVE
CHICO, CA 95973
Butte County (530) 230-9230

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 Agnieszka Weber-trzaska's NPI number?

The NPI number for Agnieszka Weber-trzaska is 1528796083. It was assigned to this individual provider in the NPPES registry on August 11, 2022. The provider is also known as Agnes Weber-Trzaska Lcsw.

Where is Agnieszka Weber-trzaska located?

Agnieszka Weber-trzaska practices at 1359 E Lassen Ave, Chico, CA 95973. The listed phone number is (530) 230-9230.

What is Agnieszka Weber-trzaska's specialty?

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

Is Agnieszka Weber-trzaska enrolled in Medicare?

Yes. Agnieszka Weber-trzaska is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Agnieszka Weber-trzaska's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Agnieszka Weber-trzaska reassigns Medicare benefits to Grow Healthcare Group PC (San Jose, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Agnieszka Weber-trzaska's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Agnieszka Weber-trzaska was last updated on March 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.