MARIE G. CANTAVE-AYER NP
NPI 1124354691
Nurse Practitioner - Family in Boston, MA

Active since October 19, 2009PECOS EnrolledAccepts Medicare Assignment
850 HARRISON AVENUE, YACC, 3RD FLOOR, BOSTON, MA 02118(617) 638-6100(617) 638-6179 Get Directions Write a Review

NPPES record last updated: December 20, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Marie G. Cantave-ayer Np NPPES

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

MARIE G. CANTAVE-AYER NP (NPI 1124354691) is an individual family provider in Boston, Massachusetts, licensed in Massachusetts (RN274610) and active in the NPI registry since October 2009. She is enrolled in Medicare PECOS and is a graduate of Other (2008).

NPPES Registry Identity

NPI1124354691
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARIE G. CANTAVE-AYERCredential: NP
Location Address850 HARRISON AVENUE, YACC, 3RD FLOORBoston, MA 02118-4001
Mailing Address850 Harrison Avenue, Yacc-bnc7Boston, MA 02118-4001 · (617) 414-5405 · Fax (617) 414-6031
Fax(617) 638-6179
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateOctober 19, 2009
Last NPPES UpdateDecember 20, 2011
NPI 1124354691 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in MA · RN274610
850 HARRISON AVENUE, Boston, MA 02118

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

Marie G. Cantave-ayer Np 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 ID1951442714
PECOS Enrollment IDI20091231000130
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 28

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 low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
303 services218 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
223 services181 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
91 services91 patients
Blood test, lipids (cholesterol and triglycerides) 80061
A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.
82 services81 patients
Blood test, basic group of blood chemicals (calcium, total) 80048
A basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.
62 services60 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
62 services57 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02118 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
2 suppliers12 claims24 services$6.01 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
1 supplier12 claims12 services$13.10 avg. paid by Medicare
Elevating leg rests, pair (for use with capped rental wheelchair base) K0195
DME-Wheelchairs · category DD021N
1 supplier12 claims12 services$6.42 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

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

Family Medicine
850 HARRISON AVENUE, YACC 5
BOSTON, MA 02118
Pediatrics
850 HARRISON AVENUE, YACC 5
BOSTON, MA 02118
Pediatrics
850 HARRISON AVENUE, YACC 5
BOSTON, MA 02118
Advanced Practice Midwife
850 HARRISON AVENUE, FL 4, YAWKEY BLDG
BOSTON, MA 02118
Advanced Practice Midwife
850 HARRISON AVENUE, YACC 5
BOSTON, MA 02118
Nurse Practitioner (Pediatrics)
850 HARRISON AVENUE, YAWKEY 4
BOSTON, MA 02118
Nurse Practitioner (Women's Health)
850 HARRISON AVENUE, 5TH FLOOR YAWKEY
BOSTON, MA 02118
Advanced Practice Midwife
850 HARRISON AVENUE, YACC 5
BOSTON, MA 02118

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 Marie Cantave-ayer's NPI number?

The NPI number for Marie Cantave-ayer is 1124354691. It was assigned to this individual provider in the NPPES registry on October 19, 2009.

Where is Marie Cantave-ayer located?

Marie Cantave-ayer practices at 850 Harrison Avenue Yacc, 3rd Floor, Boston, MA 02118. The listed phone number is (617) 638-6100.

What is Marie Cantave-ayer's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Marie Cantave-ayer enrolled in Medicare?

Yes. Marie Cantave-ayer 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.

When was this NPI record last updated?

The NPPES record for Marie Cantave-ayer was last updated on December 20, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.