Mark H Tseng MD PC
NPI 1942520366 · Surgery Physician · Auburn, WA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark H Tseng MD PC is a Surgery Physician organization in Auburn, WA (NPI 1942520366).
Provider details
- NPI number
- 1942520366
- Entity type
- Organization
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mark Tseng, Owner(253) 804-2809
- License
- MD60125808 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-08
- Last updated
- 2016-12-22
Frequently asked questions
- What is Mark H Tseng MD PC's NPI number?
- Mark H Tseng MD PC's National Provider Identifier (NPI) is 1942520366, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark H Tseng MD PC?
- Mark H Tseng MD PC is classified in the NPPES registry as Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Mark H Tseng MD PC located?
- Mark H Tseng MD PC's practice location on file with NPPES is 121 N Division St, Auburn, WA 98001-4931.
- What is Mark H Tseng MD PC's phone number?
- The practice phone number listed in the NPPES registry for Mark H Tseng MD PC is (253) 736-2818.
- Does Mark H Tseng MD PC accept Medicare?
- Mark H Tseng MD PC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mark H Tseng MD PC?
- The authorized official listed on Mark H Tseng MD PC's NPPES record is Mark Tseng, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark H Tseng MD PC's NPI active?
- Yes — Mark H Tseng MD PC's NPI (1942520366) is active in the NPPES registry as of the last update on 2016-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.