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Diagnostic Radiology

Helena N. You, MD

Works at hospitals in Mountain View, CA · California

Summary

Dr. Helena N. You, MD is a radiologist at 2500 Grant Rd, Mountain View, CA 94040. Phone: (925) 296-7150. Accepts Medicare assignment. NPI 1528697554. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Radiologist (Medicare lists Diagnostic Radiology)
  • Address: 2500 Grant Rd, Mountain View, CA 94040 · Directions (2 more locations)
  • Phone: (925) 296‑7150
  • Medicare: Accepts Medicare assignment
  • Hospital: El Camino Health
  • Group practice: Bay Imaging Consultants Medical Group Inc
  • Medical school: University Of Texas Southwestern Medical School At Dallas · graduated 2020 (6 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Helena N. You, 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 Helena N. You accept Medicare assignment?
Yes. Medicare's clinician data says Helena N. You 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 Helena N. You's NPI number?
1528697554. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Helena N. You works

Medicare's Facility Affiliation Data lists Helena N. You 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.

  • El Camino HealthMountain View, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050308

Practice locations

Addresses where Helena N. You is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Helena N. You as a member of this group (CMS data updated October 2, 2026).

  • Bay Imaging Consultants Medical Group Inc146 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in California →

Other radiologists in Mountain View

Clinicians with the same Medicare primary specialty in Mountain View, CA — not a recommendation.

All radiologists in Mountain View →

Other clinicians in Bay Imaging Consultants Medical Group Inc

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

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Southwestern Medical School At Dallas
Graduation year2020 (6 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1528697554
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians