Quick answers
- Does Tiffany Hseih accept Medicare assignment?
- Yes. Medicare's clinician data says Tiffany Hseih accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Tiffany Hseih see?
- In 2024, CMS data shows 40 Original Medicare patients and 100 services for Tiffany Hseih. This counts Original Medicare only and measures volume, not quality.
- What is Tiffany Hseih's NPI number?
- 1215270244. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Tiffany Hseih, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 40 |
|---|---|
| Services billed to Medicare | 100 |
| Different services or procedures | 20 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Imaging of retina (92134)12 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure68%
- Arthritis45%
- Diabetes38%
- High cholesterol30%
- Chronic kidney disease30%
- Atrial fibrillation28%
Practice locations
Addresses where Tiffany Hseih is enrolled with Medicare (CMS data updated October 2, 2026).
- 10452 Silverdale Way NWSilverdale, WA 98383 (360) 307‑7300
Group practices
Medicare enrollment lists Tiffany Hseih as a member of this group (CMS data updated October 2, 2026).
- Kaiser Foundation Health Plan of Washington1,526 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Silverdale
Clinicians with the same Medicare primary specialty in Silverdale, WA — not a recommendation.
Other clinicians in Kaiser Foundation Health Plan of Washington
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2013 (13 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215270244 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians