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Internal Medicine

Leo R. Uy, MD

Works at hospitals in Roseville, CA · California

Summary

Leo R. Uy, MD (Internal Medicine) is listed by Medicare at 1 hospital in Roseville, CA. NPI 1194806885. 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 Leo R. Uy, 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
31Years since medical school (graduated 1995)
MaleGender (as listed)
Permanente Medical Group IncGroup practice

Quick answers

Which hospitals does Leo R. Uy work at?
Medicare's official clinician data lists Leo R. Uy at 1 hospital: Kaiser Foundation Hospital - Roseville. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Leo R. Uy see patients?
Medicare's clinician data lists 1 practice location in Roseville, CA. Call before your visit to confirm the address.
What is Leo R. Uy's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Leo R. Uy accept Medicare assignment?
Yes. Medicare's clinician data says Leo R. Uy 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 Leo R. Uy?
(916) 784-4000, as listed in official Medicare / NPI Registry data.
What is Leo R. Uy's NPI number?
1194806885. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Leo R. Uy works

Medicare's Facility Affiliation Data lists Leo R. Uy 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 Leo R. Uy is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Leo R. Uy as a member of this group (CMS data updated 2026-10-02).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Roseville

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

All internal medicine doctors in Roseville →

Clinician information

CredentialMD
Graduation year1995
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1194806885
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