EVELYN TSENG MA, LMHC
NPI 1710843842
Counselor - Mental Health in Seattle, WA
About Evelyn Tseng Ma, Lmhc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EVELYN TSENG MA, LMHC (NPI 1710843842) is an individual mental health provider in Seattle, Washington, licensed in Washington (LH61417393) and active in the NPI registry since January 2026. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Evelyn Tseng Ma, Lmhc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Evelyn Tseng reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98105
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Seattle Childrens Hospital
- 912 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.
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.
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
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 Evelyn Tseng's NPI number?
The NPI number for Evelyn Tseng is 1710843842. It was assigned to this individual provider in the NPPES registry on January 2, 2026.
Where is Evelyn Tseng located?
Evelyn Tseng practices at 4800 Sand Point Way NE, Seattle, WA 98105. The listed phone number is (206) 987-2000.
What is Evelyn Tseng's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Evelyn Tseng enrolled in Medicare?
Yes. Evelyn Tseng is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Evelyn Tseng's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Evelyn Tseng reassigns Medicare benefits to Seattle Children's Hospital (Seattle, WA). 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 Evelyn Tseng's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Evelyn Tseng accept?
Health plans from Premera Blue Cross Blue Shield of Alaska list Evelyn Tseng 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 Evelyn Tseng was last updated on January 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Evelyn Tseng, MA, LMHC · NPI 1710843842
Mental Health provider in Seattle, Washington. Individual provider, active in the CMS NPPES registry since January 2, 2026.
## Identity
- **NPI:** 1710843842 (Entity type: Individual)
- **Enumerated:** January 2, 2026
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **State license:** LH61417393 (Washington)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4800 SAND POINT WAY NE, Seattle, WA 98105-3901
- **Phone:** (206) 987-2000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Seattle Children's Hospital (NPI 1003319500, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** January 2, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1710843842) · Data from the CMS NPPES public registry.