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Internal Medicine

Nicholas R. Deslauriers, MD

Sees patients in San Francisco, CA · California

Summary

Dr. Nicholas R. Deslauriers, MD is an internal medicine doctor at 505 Parnassus Ave, San Francisco, CA 94143. Phone: (415) 476-4029. Accepts Medicare assignment. NPI 1942839600. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 505 Parnassus Ave, San Francisco, CA 94143 · Directions
  • Phone: (415) 476‑4029
  • Medicare: Accepts Medicare assignment
  • Group practice: Regents of the University of California
  • Medical school: University Of Minnesota Medical School · graduated 2020 (6 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Nicholas R. Deslauriers, 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 Nicholas R. Deslauriers accept Medicare assignment?
Yes. Medicare's clinician data says Nicholas R. Deslauriers 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 Nicholas R. Deslauriers's NPI number?
1942839600. 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 Nicholas R. Deslauriers is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Nicholas R. Deslauriers as a member of this group (CMS data updated October 2, 2026).

  • Regents of the University of California732 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in San Francisco

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

All internal medicine doctors in San Francisco →

Other clinicians in Regents of the University of California

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

Clinician information

CredentialMD
Medical schoolUniversity Of Minnesota Medical School
Graduation year2020 (6 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1942839600
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