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

Nurse Practitioner

Clemence St-Cyr, NP

Sees patients in Needham, MA · Boston, MA · Massachusetts

Summary

Clemence St-Cyr, NP (Nurse Practitioner) is enrolled with Medicare at 2 practice locations in Needham, MA and Boston, MA. NPI 1598867087. 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 Clemence St-Cyr, 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

Nurse PractitionerPrimary specialty
YesAccepts Medicare assignment
4Years since medical school (graduated 2022)
FemaleGender (as listed)
Atrius Health IncGroup practice

Quick answers

Where does Clemence St-Cyr see patients?
Medicare's clinician data lists 2 practice locations, including Needham, MA and Boston, MA. Call before your visit to confirm the address.
What is Clemence St-Cyr's specialty?
Medicare lists Nurse Practitioner as the primary specialty.
Does Clemence St-Cyr accept Medicare assignment?
Yes. Medicare's clinician data says Clemence St-Cyr 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 Clemence St-Cyr?
(781) 726-4800, as listed in official Medicare / NPI Registry data.
What is Clemence St-Cyr's NPI number?
1598867087. 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 Clemence St-Cyr is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Clemence St-Cyr as a member of this group (CMS data updated 2026-10-02).

  • Atrius Health Inc1,222 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Massachusetts →

Other nurse practitioners in Needham

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

All nurse practitioners in Needham →

Clinician information

CredentialNP
Graduation year2022
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598867087
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