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Internal Medicine

Dorian Shimotani, MD

Works at hospitals in Saint Louis, MO · Creve Coeur, MO · Sullivan, MO … · Missouri

Summary

Dorian Shimotani, MD (Internal Medicine) is listed by Medicare at 5 hospitals in Saint Louis, MO, Creve Coeur, MO and Sullivan, MO and other places. NPI 1407344393. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Dorian Shimotani, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
8Years since medical school (graduated 2018)
University Of Kansas School Of Med (kc/wich/sal)Medical school
MaleGender (as listed)
Physician Groups LCGroup practice

Quick answers

Which hospitals does Dorian Shimotani work at?
Medicare's official clinician data lists Dorian Shimotani at 5 hospitals: Barnes Jewish Hospital, Barnes-Jewish West County Hospital, Missouri Baptist Medical Center, Missouri Baptist Sullivan Hospital and Parkland Health Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Dorian Shimotani see patients?
Medicare's clinician data lists 1 practice location in Saint Louis, MO. Call before your visit to confirm the address.
What is Dorian Shimotani's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Hospitalist.
Does Dorian Shimotani accept Medicare assignment?
Yes. Medicare's clinician data says Dorian Shimotani accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Dorian Shimotani?
(314) 996-5772, as listed in official Medicare / NPI Registry data.
What is Dorian Shimotani's NPI number?
1407344393. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Dorian Shimotani works

Medicare's Facility Affiliation Data lists Dorian Shimotani at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Dorian Shimotani is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Dorian Shimotani as a member of this group (CMS data updated 2026-10-02).

  • Physician Groups LC521 clinicians in the group

Specialties

Find other Internal Medicine doctors in Missouri →

Other internal medicine doctors in Saint Louis

Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.

All internal medicine doctors in Saint Louis →

Clinician information

CredentialMD
Medical schoolUniversity Of Kansas School Of Med (kc/wich/sal)
Graduation year2018
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1407344393
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians