Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Colorectal Surgery (Proctology)

Peter W. Marcello, MD

Works at hospitals in Boston, MA · Burlington, MA · Beverly, MA … · Massachusetts

Summary

Peter W. Marcello, MD (Colorectal Surgery (Proctology)) is listed by Medicare at 4 hospitals in Boston, MA, Burlington, MA and Beverly, MA and other places. NPI 1477603660. 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 Peter W. Marcello, 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

Colorectal Surgery (Proctology)Primary specialty
YesAccepts Medicare assignment
YesOffers telehealth
38Years since medical school (graduated 1988)
Boston University School Of MedicineMedical school
MaleGender (as listed)
Lahey Clinic IncGroup practice

Quick answers

Which hospitals does Peter W. Marcello work at?
Medicare's official clinician data lists Peter W. Marcello at 4 hospitals: Beth Israel Deaconess Medical Center, Lahey Hospital & Medical Center, Burlington, Northeast Hospital Corporation and Winchester Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Peter W. Marcello see patients?
Medicare's clinician data lists 3 practice locations, including Peabody, MA and Burlington, MA. Call before your visit to confirm the address.
What is Peter W. Marcello's specialty?
Medicare lists Colorectal Surgery (Proctology) as the primary specialty.
Does Peter W. Marcello accept Medicare assignment?
Yes. Medicare's clinician data says Peter W. Marcello 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.
Does Peter W. Marcello offer telehealth?
Medicare's clinician data says Peter W. Marcello offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Peter W. Marcello?
(978) 538-4000, as listed in official Medicare / NPI Registry data.
What is Peter W. Marcello's NPI number?
1477603660. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Peter W. Marcello works

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

  • 1 Essex Ctr DrPeabody, MA 01960 (978) 538‑4000
  • 29 Mall RdBurlington, MA 01805
  • 41 Mall RdBurlington, MA 01805

Group practices

Medicare enrollment lists Peter W. Marcello as a member of this group (CMS data updated 2026-10-02).

  • Lahey Clinic Inc1,381 clinicians in the group

Specialties

Find other Colorectal Surgery (Proctology) doctors in Massachusetts →

Other colorectal surgeons in Massachusetts

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

All colorectal surgeons in Massachusetts →

Clinician information

CredentialMD
Medical schoolBoston University School Of Medicine
Graduation year1988
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1477603660
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