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

Nurse Practitioner

Marcia A. Clevesy, NP

Sees patients in Boston, MA · Massachusetts

Summary

Marcia A. Clevesy, NP is a nurse practitioner at 800 Washington St, Boston, MA 02111. Phone: (617) 636-5000. Accepts Medicare assignment. NPI 1154522134. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Nurse practitioner
  • Address: 800 Washington St, Boston, MA 02111 · Directions
  • Phone: (617) 636‑5000
  • Medicare: Accepts Medicare assignment
  • Group practice: Pratt Ob/Gyn Associates, Inc
  • School: graduated 2017
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Marcia A. Clevesy, 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 Marcia A. Clevesy accept Medicare assignment?
Yes. Medicare's clinician data says Marcia A. Clevesy 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 Marcia A. Clevesy's NPI number?
1154522134. 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 Marcia A. Clevesy is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Marcia A. Clevesy as a member of this group (CMS data updated October 2, 2026).

  • Pratt Ob/Gyn Associates, Inc61 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Massachusetts →

Other nurse practitioners in Boston

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

All nurse practitioners in Boston →

Other clinicians in Pratt Ob/Gyn Associates, Inc

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

Clinician information

CredentialNP
Graduation year2017
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1154522134
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