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MARK H TSENG MD PC
NPI 1942520366
Surgery in Auburn, WA

Active since June 08, 2010
121 N DIVISION ST, SUITE 300, AUBURN, WA 98001(253) 736-2818(888) 801-8031 Get Directions Write a Review

NPPES record last updated: December 22, 2016. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mark H Tseng Md Pc NPPES

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

MARK H TSENG MD PC (NPI 1942520366) is a healthcare organization registered as a surgery in Auburn, Washington and active in the NPI registry since June 2010. The organization lists Mark H Tseng, Owner, as its authorized official.

NPPES Registry Identity

NPI1942520366
Entity TypeOrganization
Primary Taxonomy208600000X
Legal Business NameMARK H TSENG MD PC
Location Address121 N DIVISION ST, SUITE 300Auburn, WA 98001-4931
Mailing Address121 N Division St, Suite 300Auburn, WA 98001-4931 · (253) 736-2818 · Fax (888) 801-8031
Phone(253) 736-2818
Fax(888) 801-8031
Organization SubpartNo
Authorized OfficialMark H TsengOwner · (253) 804-2809
Enumeration DateJune 8, 2010
Last NPPES UpdateDecember 22, 2016
✔ NPI 1942520366 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in WA · MD60125808
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
121 N DIVISION ST, Auburn, WA 98001
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mark H Tseng Md Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Mark H Tseng MD PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Mark Tseng, M.D
General Surgery
NPI 1669631651
921 HARVEY RD NE STE B
Auburn, WA 98002
(253) 736-2818
✔ PECOS✔ Accepts Medicare0.8 mi

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 Mark H Tseng MD PC's NPI number?

The NPI number for Mark H Tseng MD PC is 1942520366. It was assigned to this organization in the NPPES registry on June 8, 2010.

Where is Mark H Tseng MD PC located?

Mark H Tseng MD PC is located at 121 N Division St Suite 300, Auburn, WA 98001. The listed phone number is (253) 736-2818.

What is Mark H Tseng MD PC's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Mark H Tseng MD PC enrolled in Medicare?

Yes. Mark H Tseng MD PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mark H Tseng MD PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (General Surgery) reassigns their Medicare billing to Mark H Tseng MD PC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Mark H Tseng MD PC accept?

Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Mark H Tseng MD PC 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 Mark H Tseng MD PC was last updated on December 22, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.