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Pediatric Medicine

Joshua Natbony, MD

Sees patients in San Francisco, CA · California

Summary

Dr. Joshua Natbony, MD is a pediatrician at 1975 4th St, San Francisco, CA 94143. Phone: (415) 476-1000. Accepts Medicare assignment. NPI 1255863403. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 1975 4th St, San Francisco, CA 94143 · Directions (1 more location)
  • Phone: (415) 476‑1000
  • Medicare: Accepts Medicare assignment
  • Group practice: UCSF Pediatrics Associates
  • Medical school: graduated 2017 (9 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Joshua Natbony, 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 Joshua Natbony accept Medicare assignment?
Yes. Medicare's clinician data says Joshua Natbony 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 Joshua Natbony's NPI number?
1255863403. 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 Joshua Natbony is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • UCSF Pediatrics Associates92 clinicians in the group

Specialties

Find other Pediatric Medicine doctors in California →

Other pediatricians in San Francisco

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

All pediatricians in San Francisco →

Other clinicians in UCSF Pediatrics Associates

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

Clinician information

CredentialMD
Graduation year2017 (9 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1255863403
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