MRS. STEPHANIE COSTELLO MSW
NPI 1659699676
Counselor - Mental Health in Portland, OR
About Mrs. Stephanie Costello Msw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. STEPHANIE COSTELLO MSW (NPI 1659699676) is an individual mental health provider in Portland, Oregon and active in the NPI registry since May 2010. She is enrolled in Medicare PECOS and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mrs. Stephanie Costello Msw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Stephanie Costello reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Astoria, OR 97103
- Reassigned Medicare billing, Oregon enrollment
- 35 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Stephanie Costello's NPI number?
The NPI number for Stephanie Costello is 1659699676. It was assigned to this individual provider in the NPPES registry on May 14, 2010. The provider is also known as Stephanie Anderson Bsw.
Where is Stephanie Costello located?
Stephanie Costello practices at 430 NE 160th Ave Apt 29, Portland, OR 97230. The listed phone number is (509) 768-7311.
What is Stephanie Costello's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Stephanie Costello enrolled in Medicare?
Yes. Stephanie Costello is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Stephanie Costello's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephanie Costello reassigns Medicare benefits to Shoreline Counseling LLC (Astoria, OR). 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 Stephanie Costello's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephanie Costello accept?
Health plans from BridgeSpan Health Company, Kaiser Permanente, Moda Health Plan, Inc., PacificSource Health Plans and Providence Health Plan and 1 other insurer list Stephanie Costello 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 Stephanie Costello was last updated on June 13, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.
# Mrs. Stephanie Costello, MSW · NPI 1659699676
Mental Health provider in Portland, Oregon. Individual provider, active in the CMS NPPES registry since May 14, 2010.
## Identity
- **NPI:** 1659699676 (Entity type: Individual)
- **Enumerated:** May 14, 2010
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **Sole proprietor:** No
## Practice location
- **Address:** 430 NE 160TH AVE APT 29, Portland, OR 97230-5496
- **Phone:** (509) 768-7311
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Shoreline Counseling LLC (NPI 1437548807, Astoria, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** June 13, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1659699676) · Data from the CMS NPPES public registry.