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Diagnostic Radiology

Felix Adler, MD

Works at hospitals in Mountain View, CA · California

Summary

Dr. Felix Adler, MD is a radiologist at 1071 Blossom Hill Rd, San Jose, CA 95123. Phone: (408) 445-4010. Accepts Medicare assignment. In 2024, Felix Adler had 1,372 Original Medicare patients and 22,810 services. NPI 1801069729. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Radiologist (Medicare lists Diagnostic Radiology)
  • Address: 1071 Blossom Hill Rd, San Jose, CA 95123 · Directions (10 more locations)
  • Phone: (408) 445‑4010
  • Medicare: Accepts Medicare assignment
  • Hospital: El Camino Health
  • Group practice: Sutter Bay Medical Foundation
  • Medical school: Yale University School Of Medicine · graduated 2002 (24 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Felix Adler, 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 Felix Adler accept Medicare assignment?
Yes. Medicare's clinician data says Felix Adler 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.
How many Medicare patients does Felix Adler see?
In 2024, CMS data shows 1,372 Original Medicare patients and 22,810 services for Felix Adler. This counts Original Medicare only and measures volume, not quality.
What is Felix Adler's NPI number?
1801069729. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Felix Adler, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients1,372
Services billed to Medicare22,810
Different services or procedures141
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Injection, gadobutrol, 0.1 ml (A9585)11,620 services
  2. Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)9,370 services
  3. Mri scan of lower spinal canal without contrast (72148)126 services
  4. X-ray of chest, 2 views (71046)118 services
  5. X-ray of knee, 1-2 views (73560)105 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure67%
  • Arthritis45%
  • Osteoporosis23%
  • Diabetes21%
  • Ischemic heart disease19%

Hospitals where Felix Adler works

Medicare's Facility Affiliation Data lists Felix Adler 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 Felix Adler is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 11; the Medicare profile lists all.

Group practices

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

  • Sutter Bay Medical Foundation3,829 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in California →

Other radiologists in San Jose

Clinicians with the same Medicare primary specialty in San Jose, CA — not a recommendation.

All radiologists in San Jose →

Other clinicians in Sutter Bay Medical Foundation

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

Clinician information

CredentialMD
Medical schoolYale University School Of Medicine
Graduation year2002 (24 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1801069729
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians