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Internal Medicine

Grace Lee, MD

Works at hospitals in Newport Beach, CA · California

Summary

Grace Lee, MD (Internal Medicine) is listed by Medicare at 1 hospital in Newport Beach, CA. NPI 1861141152. 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 Grace Lee, 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
4Years since medical school (graduated 2022)
Medical College Of Georgia School Of MedicineMedical school
FemaleGender (as listed)
Pacific Hospitalist Associates a Medical CorporationGroup practice

Quick answers

Which hospitals does Grace Lee work at?
Medicare's official clinician data lists Grace Lee at 1 hospital: Hoag Memorial Hospital Presbyterian. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Grace Lee see patients?
Medicare's clinician data lists 2 practice locations, including Newport Beach, CA and Irvine, CA. Call before your visit to confirm the address.
What is Grace Lee's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Grace Lee accept Medicare assignment?
Yes. Medicare's clinician data says Grace Lee 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 Grace Lee?
(877) 742-4624, as listed in official Medicare / NPI Registry data.
What is Grace Lee's NPI number?
1861141152. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Grace Lee works

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

Group practices

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

  • Pacific Hospitalist Associates a Medical Corporation93 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Newport Beach

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

All internal medicine doctors in Newport Beach →

Clinician information

CredentialMD
Medical schoolMedical College Of Georgia School Of Medicine
Graduation year2022
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1861141152
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