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Internal Medicine

Todd R. Hayano, DO

Sees patients in Santa Clara, CA · California

Summary

Dr. Todd R. Hayano, DO is an internal medicine doctor at 710 Lawrence Express Way, Santa Clara, CA 95051. Phone: (408) 851-1000. Accepts Medicare assignment. NPI 1053792291. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 710 Lawrence Express Way, Santa Clara, CA 95051 · Directions
  • Phone: (408) 851‑1000
  • Medicare: Accepts Medicare assignment
  • Group practice: Permanente Medical Group Inc
  • Medical school: Touro Un College Of Osteopathic Medicine, Vallejo · graduated 2015 (11 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Todd R. Hayano, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Todd R. Hayano accept Medicare assignment?
Yes. Medicare's clinician data says Todd R. Hayano 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 Todd R. Hayano's NPI number?
1053792291. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Todd R. Hayano is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Todd R. Hayano as a member of this group (CMS data updated October 2, 2026).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Santa Clara

Clinicians with the same Medicare primary specialty in Santa Clara, CA — not a recommendation.

All internal medicine doctors in Santa Clara →

Other clinicians in Permanente Medical Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolTouro Un College Of Osteopathic Medicine, Vallejo
Graduation year2015 (11 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1053792291
CorrectionsReport 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

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians