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Pediatric Medicine

Cameron C. Trenor Iii, MD

Sees patients in Boston, MA · Massachusetts

Summary

Dr. Cameron C. Trenor Iii, MD is a pediatrician at 300 Longwood Ave, Boston, MA 02115. Phone: (617) 355-6000. Accepts Medicare assignment. NPI 1336339423. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 300 Longwood Ave, Boston, MA 02115 · Directions
  • Phone: (617) 355‑6000
  • Medicare: Accepts Medicare assignment
  • Group practice: Children's Hospital Pediatric Associates, Inc
  • Medical school: University Of Tennessee, Hsc, College Of Medicine · graduated 2002 (24 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Cameron C. Trenor Iii, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Cameron C. Trenor Iii accept Medicare assignment?
Yes. Medicare's clinician data says Cameron C. Trenor Iii accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Cameron C. Trenor Iii's NPI number?
1336339423. 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 Cameron C. Trenor Iii is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Cameron C. Trenor Iii as a member of this group (CMS data updated October 2, 2026).

  • Children's Hospital Pediatric Associates, Inc328 clinicians in the group

Specialties

Find other Pediatric Medicine doctors in Massachusetts →

Other pediatricians in Boston

Clinicians with the same Medicare primary specialty in Boston, MA — not a recommendation.

All pediatricians in Boston →

Other clinicians in Children's Hospital Pediatric Associates, Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Tennessee, Hsc, College Of Medicine
Graduation year2002 (24 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1336339423
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 October 2, 2026, retrieved October 29, 2026
  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