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Pulmonary Disease

Larry R. Tom, MD

Works at hospitals in Harbor City, CA · California

Summary

Larry R. Tom, MD (Pulmonary Disease) is listed by Medicare at 1 hospital in Harbor City, CA. NPI 1043382278. 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 Larry R. Tom, 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

Pulmonary DiseasePrimary specialty
YesAccepts Medicare assignment
25Years since medical school (graduated 2001)
MaleGender (as listed)
Southern California Permanente Medical GroupGroup practice

Quick answers

Which hospitals does Larry R. Tom work at?
Medicare's official clinician data lists Larry R. Tom at 1 hospital: Kaiser Foundation Hospital - South Bay. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Larry R. Tom see patients?
Medicare's clinician data lists 2 practice locations, including Harbor City, CA. Call before your visit to confirm the address.
What is Larry R. Tom's specialty?
Medicare lists Pulmonary Disease as the primary specialty, and also Critical Care (Intensivists).
Does Larry R. Tom accept Medicare assignment?
Yes. Medicare's clinician data says Larry R. Tom 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 Larry R. Tom?
(310) 325-5111, as listed in official Medicare / NPI Registry data.
What is Larry R. Tom's NPI number?
1043382278. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Larry R. Tom works

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

Group practices

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

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Pulmonary Disease doctors in California →

Other pulmonologists in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All pulmonologists in California →

Clinician information

CredentialMD
Graduation year2001
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1043382278
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