MS. JENNIFER L. TREBBY MSW
NPI 1437427184
Social Worker - Clinical in Seattle, WA

Q: What is the provider's specialty?

The provider's specialty is Social Worker with taxonomy code 1041C0700X and a focus in Clinical.

Active since December 08, 2011

5426 CALIFORNIA AVE SW, SEATTLE, WA 98136(206) 590-0917(866) 392-7931 Get Directions Write a Review

NPPES record last updated: May 17, 2024. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: May 17, 2024, Jul 21, 2022, Jun 19, 2017 (3 updates tracked since 2017).

Table of Contents

NPI Profile Information
Primary Taxonomy
Insurance Plans Accepted
Secondary Locations
Medicare Participation & PECOS Status
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Social Worker
Clinical
Accepts Insurance
Opted-Out Medicare

About JENNIFER TREBBY

This page provides the complete NPI Profile along with additional information for Jennifer Trebby, a provider established in Seattle, Washington with a medical specialization in Social Worker, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1437427184 assigned on December 2011. The practitioner's primary taxonomy code is 1041C0700X with license number LW60311943 (WA). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI: 1437427184 Verify this NPI
Provider Name: MS. JENNIFER L. TREBBY MSW
Gender: Female
Entity Type: Individual
Location Address: 5426 CALIFORNIA AVE SW SEATTLE, WA 98136
Location Phone: (206) 590-0917
Location Fax: (866) 392-7931
Mailing Address: 6026 FAUNTLEROY WAY SW UNIT B SEATTLE, WA 98136
Mailing Phone: (781) 640-8753
Mailing Fax: (866) 392-7931
Is Sole Proprietor?: No
Enumeration Date: 12-08-2011
Last Update Date: 05-17-2024
Code Navigator

A clinical social worker like Jennifer Trebby is licensed to diagnose and treat mental, behavioral, and emotional disorders. A clinical social worker helps patients develop strategies to change behavior or cope with difficult situations and refer patients to other resources or services, such as support groups or other mental health professionals.

The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Jennifer Trebby opted out of Medicare effective on 10-01-2025 until 10-01-2027. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.

Location Map

Secondary Locations

4060 E Stevens Way
Seattle, WA 98195
(206) 543-6420

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification: Social Worker Clinical
Taxonomy Code: 1041C0700X
Type: Behavioral Health & Social Service Providers
License No.: LW60311943
License State: WA
Taxonomy Description: 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.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

PacificSource Health Plans

Core Bronze HSA 10600 - EPO
Core Bronze HSA 7500 - EPO
Core Bronze HSA 8300 - EPO
Core Gold 1500 - EPO
Core Gold 3000 - EPO
Core Silver 3500 - EPO
Core Silver 4500 - EPO
Core Silver 5000 - EPO
Core Silver 7500 - EPO
Core Standard Expanded Bronze HSA - EPO
Core Standard Gold - EPO
Core Standard Silver - EPO
PacificSource Oregon Standard Bronze HSA Plan Core - EPO
PacificSource Oregon Standard Gold Plan Core - EPO
PacificSource Oregon Standard Silver Plan Core - EPO

Premera Blue Cross Blue Shield of Alaska

Premera Blue Cross Alaska One Gold - PPO
Premera Blue Cross Preferred Bronze 5800 HSA - PPO
Premera Blue Cross Preferred Bronze 6350 - PPO
Premera Blue Cross Preferred Gold 1500 - PPO
Premera Blue Cross Preferred Silver 4500 - PPO
Premera Blue Cross Standard Bronze II - PPO
Premera Blue Cross Standard Gold - PPO
Premera Blue Cross Standard Silver - PPO
Premera Blue Cross Family Dental - PPO
Premera Blue Cross Pediatric Dental - PPO

Medicare

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Medicaid

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier	Type / Code	Identifier State	Identifier Issuer
1437427184	MEDICAID (05)	WA

Medicare Participation & PECOS Enrollment Status

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

Opted-Out of Medicare? Yes
Opt-Out Effective Date: 10-01-2025
Opt-Out End Date: 10-01-2027
Eligible to Order and Refer? No