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Family Practice

Kimberly A. Ambrosini, MD

Sees patients in Pasadena, CA · California

Summary

Dr. Kimberly A. Ambrosini, MD is a family doctor at 393 E Walnut St 3rd Fl, Pasadena, CA 91188. May accept Medicare assignment. NPI 1861195299. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 393 E Walnut St 3rd Fl, Pasadena, CA 91188 · Directions
  • Medicare: May accept Medicare assignment
  • Medical school: Univeristy Of Texas Rio Grande Valley Med School · graduated 2023 (3 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Kimberly A. Ambrosini, 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 Kimberly A. Ambrosini accept Medicare assignment?
Medicare's clinician data says Kimberly A. Ambrosini may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Kimberly A. Ambrosini's NPI number?
1861195299. 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 Kimberly A. Ambrosini is enrolled with Medicare (CMS data updated October 2, 2026).

  • 393 E Walnut St 3rd FlPasadena, CA 91188

Specialties

Find other Family Practice doctors in California →

Other family doctors in Pasadena

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

All family doctors in Pasadena →

Clinician information

CredentialMD
Medical schoolUniveristy Of Texas Rio Grande Valley Med School
Graduation year2023 (3 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1861195299
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