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Plastic and Reconstructive Surgery

Jessie Koljonen, MD

Sees patients in Duarte, CA · Los Angeles, CA · California

Summary

Dr. Jessie Koljonen, MD is a plastic surgeon at 1500 Duarte Rd, Duarte, CA 91010. May accept Medicare assignment. NPI 1356968358. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Plastic surgeon (Medicare lists Plastic and Reconstructive Surgery)
  • Address: 1500 Duarte Rd, Duarte, CA 91010 · Directions (1 more location)
  • Medicare: May accept Medicare assignment
  • Medical school: 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 Jessie Koljonen, 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 Jessie Koljonen accept Medicare assignment?
Medicare's clinician data says Jessie Koljonen may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Jessie Koljonen's NPI number?
1356968358. 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 Jessie Koljonen is enrolled with Medicare (CMS data updated October 2, 2026).

  • 1500 Duarte RdDuarte, CA 91010
  • PO BoxLos Angeles, CA 90051

Specialties

Find other Plastic and Reconstructive Surgery doctors in California →

Other plastic surgeons in Duarte

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

All plastic surgeons in Duarte →

Clinician information

CredentialMD
Graduation year2020 (6 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1356968358
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