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SARA LAFRENIERE PA
NPI 1285243311
Physician Assistant - Medical in Cambridge, MA

Active since July 24, 2020PECOS EnrolledAccepts Medicare Assignment
300 MOUNT AUBURN ST STE 414, CAMBRIDGE, MA 02138(617) 864-0503(617) 441-4033 Get Directions Write a Review

NPPES record last updated: March 18, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 18, 2026, Apr 20, 2024, Jan 4, 2023 and 3 more (6 updates tracked since 2020).

About Sara Lafreniere Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SARA LAFRENIERE PA (NPI 1285243311) is an individual medical provider in Cambridge, Massachusetts, licensed in Massachusetts (PA7800) and active in the NPI registry since July 2020. She is enrolled in Medicare PECOS, is affiliated with Mount Auburn Hospital, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1285243311
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameSARA LAFRENIERECredential: PA
Location Address300 MOUNT AUBURN ST STE 414Cambridge, MA 02138-5665
Mailing Address330 Mount Auburn St # 2Cambridge, MA 02138-5502 · (617) 499-5741
Phone(617) 864-0503
Fax(617) 441-4033
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateJuly 24, 2020
Last NPPES UpdateMarch 18, 20266 updates tracked since enumeration
NPPES CertifiedMarch 18, 2026
✔ NPI 1285243311 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
License✔ Licensed in MA · PA7800
300 MOUNT AUBURN ST STE 414, Cambridge, MA 02138
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Sara Lafreniere Pa is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3274949870
PECOS Enrollment IDI20210305000990
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
69 services62 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
53 services53 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
21 services21 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
21 services21 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mount Auburn Hospital

Acute Care Hospitals · Cambridge, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220002
Location330 Mount Auburn StreetCambridge, MA 02138 · Middlesex County
Emergency services Birthing friendly

Beth Israel Deaconess Medical Center

Acute Care Hospitals · Boston, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220086
Location330 Brookline AvenueBoston, MA 02215 · Suffolk County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LAWRENCE BORGES M.D.
Internal Medicine (Gastroenterology)
300 MOUNT AUBURN ST STE 414
CAMBRIDGE, MA 02138
Middlesex County (617) 864-0503
SAMSON B FERM MD
Internal Medicine (Gastroenterology)
300 MOUNT AUBURN ST STE 414
CAMBRIDGE, MA 02138
Middlesex County (617) 864-0503
KATHRYN MOORE PA-C
Physician Assistant (Medical)
300 MOUNT AUBURN ST STE 414
CAMBRIDGE, MA 02138
Middlesex County (617) 864-0503
FIONA SUSAN KOSHY CNP
Nurse Practitioner (Family)
300 MOUNT AUBURN ST STE 414
CAMBRIDGE, MA 02138
Middlesex County (617) 498-9550

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Sara Lafreniere's NPI number?

The NPI number for Sara Lafreniere is 1285243311. It was assigned to this individual provider in the NPPES registry on July 24, 2020.

Where is Sara Lafreniere located?

Sara Lafreniere practices at 300 Mount Auburn St Ste 414, Cambridge, MA 02138. The listed phone number is (617) 864-0503.

What is Sara Lafreniere's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Sara Lafreniere enrolled in Medicare?

Yes. Sara Lafreniere is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Sara Lafreniere accept?

Health plans from Anthem Blue Cross and Blue Shield list Sara Lafreniere as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Sara Lafreniere affiliated with any hospitals?

According to CMS data, Sara Lafreniere is affiliated with Mount Auburn Hospital and Beth Israel Deaconess Medical Center.

When was this NPI record last updated?

The NPPES record for Sara Lafreniere was last updated on March 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.