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Pediatric Medicine

Gregory R. Lockhart, MD

Sees patients in Providence, RI · Rhode Island

Summary

Gregory R. Lockhart, MD (Pediatric Medicine) is enrolled with Medicare at 1 practice location in Providence, RI. NPI 1003855339. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(401) 444‑4000 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Gregory R. Lockhart, 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

1Practice location
Pediatric MedicinePrimary specialty
YesAccepts Medicare assignment
38Years since medical school (graduated 1988)
Geisel School Of Medicine At DartmouthMedical school
MaleGender (as listed)
Lifespan Physician Group IncGroup practice

Quick answers

Where does Gregory R. Lockhart see patients?
Medicare's clinician data lists 1 practice location in Providence, RI. Call before your visit to confirm the address.
What is Gregory R. Lockhart's specialty?
Medicare lists Pediatric Medicine as the primary specialty, and also Emergency Medicine.
Does Gregory R. Lockhart accept Medicare assignment?
Yes. Medicare's clinician data says Gregory R. Lockhart 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 Gregory R. Lockhart?
(401) 444-4000, as listed in official Medicare / NPI Registry data.
What is Gregory R. Lockhart's NPI number?
1003855339. 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 Gregory R. Lockhart is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Lifespan Physician Group Inc1,173 clinicians in the group

Specialties

Find other Pediatric Medicine doctors in Rhode Island →

Other pediatricians in Providence

Clinicians with the same Medicare primary specialty in Providence, RI — not a recommendation.

All pediatricians in Providence →

Clinician information

CredentialMD
Medical schoolGeisel School Of Medicine At Dartmouth
Graduation year1988
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1003855339
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