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Occupational Therapist in Private Practice

Syouneh Vartanian, OT

Sees patients in Stevenson Ranch, CA · California

Summary

Syouneh Vartanian, OT is an occupational therapist at 25129 The Old Rd, Suite 100, Stevenson Ranch, CA 91381. Phone: (661) 284-1984. Accepts Medicare assignment. NPI 1003608472. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Occupational therapist (Medicare lists Occupational Therapist in Private Practice)
  • Address: 25129 The Old Rd, Suite 100, Stevenson Ranch, CA 91381 · Directions
  • Phone: (661) 284‑1984
  • Medicare: Accepts Medicare assignment
  • Group practice: Santa Clarita Valley Therapy Services
  • School: graduated 2024
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Syouneh Vartanian, 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 Syouneh Vartanian accept Medicare assignment?
Yes. Medicare's clinician data says Syouneh Vartanian 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 Syouneh Vartanian's NPI number?
1003608472. 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 Syouneh Vartanian is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Syouneh Vartanian as a member of this group (CMS data updated October 2, 2026).

  • Santa Clarita Valley Therapy Services8 clinicians in the group

Specialties

Find other clinicians: Occupational Therapist in Private Practice, California →

Other occupational therapists in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All occupational therapists in California →

Other clinicians in Santa Clarita Valley Therapy Services

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

Clinician information

CredentialOT
Graduation year2024
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1003608472
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