Quick answers
- Does Tylia M. Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Tylia M. Johnson 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.
- What is Tylia M. Johnson's NPI number?
- 1770223125. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tylia M. Johnson works
Medicare's Facility Affiliation Data lists Tylia M. Johnson at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Swedish Medical CenterSeattle, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500027
Practice locations
Addresses where Tylia M. Johnson is enrolled with Medicare (CMS data updated October 2, 2026).
- 1401 Madison St, Suite 100Seattle, WA 98104 (206) 386‑6111
- 1801 NW Market St, Suite 403Seattle, WA 98107 (206) 297‑5100
Group practices
Medicare enrollment lists Tylia M. Johnson as a member of this group (CMS data updated October 2, 2026).
- Swedish Health Services1,037 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Seattle
Clinicians with the same Medicare primary specialty in Seattle, WA — not a recommendation.
Other clinicians in Swedish Health Services
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Rochester School Of Medicine And Dentistry |
| Graduation year | 2022 (4 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1770223125 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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