Ann Tsen, MD
NPI 1528297512 · Internal Medicine Physician · Vancouver, WA
Ann Tsen, MD is a Internal Medicine Physician provider in Vancouver, WA (NPI 1528297512).
Provider details
- NPI number
- 1528297512
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD00038229 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2009-07-10
- Last updated
- 2009-07-10
Frequently asked questions
- What is Ann Tsen's NPI number?
- Ann Tsen's National Provider Identifier (NPI) is 1528297512, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Tsen's specialty?
- Ann Tsen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ann Tsen located?
- Ann Tsen's practice location on file with NPPES is 8000 Ne 58th Ave, Vancouver, WA 98665-0919.
- What is Ann Tsen's phone number?
- The practice phone number listed in the NPPES registry for Ann Tsen is (360) 694-0355.
- Is Ann Tsen's NPI active?
- Yes — Ann Tsen's NPI (1528297512) is active in the NPPES registry as of the last update on 2009-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.