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Internal Medicine

Carlos Lao, MD

Sees patients in Linden, NJ · West Orange, NJ · New Jersey

Summary

Carlos Lao, MD (Internal Medicine) is enrolled with Medicare at 2 practice locations in Linden, NJ and West Orange, NJ. NPI 1215907068. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Carlos Lao, 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
61Years since medical school (graduated 1965)
MaleGender (as listed)
Robert Wood Johnson Medical Associates at Hamilton PAGroup practice

Quick answers

Where does Carlos Lao see patients?
Medicare's clinician data lists 2 practice locations, including Linden, NJ and West Orange, NJ. Call before your visit to confirm the address.
What is Carlos Lao's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Carlos Lao accept Medicare assignment?
Yes. Medicare's clinician data says Carlos Lao 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 Carlos Lao?
(908) 925-2273, as listed in official Medicare / NPI Registry data.
What is Carlos Lao's NPI number?
1215907068. 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 Carlos Lao is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Robert Wood Johnson Medical Associates at Hamilton PA44 clinicians in the group

Specialties

Find other Internal Medicine doctors in New Jersey →

Other internal medicine doctors in Linden

Clinicians with the same Medicare primary specialty in Linden, NJ — not a recommendation.

All internal medicine doctors in Linden →

Clinician information

CredentialMD
Graduation year1965
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215907068
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 2026-10-02, retrieved 2026-10-29
  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