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Pulmonary Disease

Stefano A. Iantorno, MD

Works at hospitals in San Francisco, CA · California

Summary

Dr. Stefano A. Iantorno, MD is a pulmonologist at 505 Parnassus Ave, San Francisco, CA 94143. Phone: (415) 476-1000. Accepts Medicare assignment. NPI 1952860900. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Pulmonologist (Medicare lists Pulmonary Disease)
  • Address: 505 Parnassus Ave, San Francisco, CA 94143 · Directions
  • Phone: (415) 476‑1000
  • Medicare: Accepts Medicare assignment
  • Hospital: UCSF Medical Center
  • Group practice: University Anesthesia Medical Group
  • Medical school: Columbia University College Of Physicians And Surgeons · graduated 2019 (7 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Stefano A. Iantorno, 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 Stefano A. Iantorno accept Medicare assignment?
Yes. Medicare's clinician data says Stefano A. Iantorno 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 Stefano A. Iantorno's NPI number?
1952860900. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Stefano A. Iantorno works

Medicare's Facility Affiliation Data lists Stefano A. Iantorno 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.

Practice locations

Addresses where Stefano A. Iantorno is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Stefano A. Iantorno as a member of this group (CMS data updated October 2, 2026).

  • University Anesthesia Medical Group408 clinicians in the group

Specialties

Find other Pulmonary Disease doctors in California →

Other pulmonologists in San Francisco

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

All pulmonologists in San Francisco →

Other clinicians in University Anesthesia Medical Group

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

Clinician information

CredentialMD
Medical schoolColumbia University College Of Physicians And Surgeons
Graduation year2019 (7 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1952860900
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