Quick answers
- Does Tyler T. Lazaro accept Medicare assignment?
- Yes. Medicare's clinician data says Tyler T. Lazaro 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 Tyler T. Lazaro's NPI number?
- 1497286017. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tyler T. Lazaro works
Medicare's Facility Affiliation Data lists Tyler T. Lazaro 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.
- Barnes Jewish HospitalSaint Louis, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260032
- Harborview Medical CenterSeattle, WA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 500064
- University of Washington Medical CenterSeattle, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 500008
Practice locations
Addresses where Tyler T. Lazaro is enrolled with Medicare (CMS data updated October 2, 2026).
- 325 9th AveSeattle, WA 98104 (206) 731‑3000
- 4921 Parkview Pl, Suite 6cSaint Louis, MO 63110 (314) 362‑3570
Group practices
Medicare enrollment lists Tyler T. Lazaro as a member of these groups (CMS data updated October 2, 2026).
- The Association of University Physicians3,535 clinicians in the group
- Washington University3,029 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Seattle
Clinicians with the same Medicare primary specialty in Seattle, WA — not a recommendation.
Other clinicians in The Association of University Physicians
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Medical school | Boston University School Of Medicine |
|---|---|
| Graduation year | 2017 (9 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497286017 |
| 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