Marie Cantave-Ayer, NP
NPI 1124354691 · Family Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marie Cantave-Ayer, NP is a Family Nurse Practitioner provider in Boston, MA (NPI 1124354691).
Provider details
- NPI number
- 1124354691
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- RN274610 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,345 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 303 | $80 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 223 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 91 | $55 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 82 | $13 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 62 | $8 |
| Hemoglobin A1c Level83036 | 62 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 104 | 44 |
| Lisinopril | 75 | 32 |
| Amlodipine Besylate | 65 | 27 |
| Losartan Potassium | 63 | 22 |
| Omeprazole | 49 | 25 |
| Hydrochlorothiazide | 41 | 15 |
| Levothyroxine Sodium | 34 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-10-19
- Last updated
- 2011-12-20
Frequently asked questions
- What is Marie Cantave-Ayer's NPI number?
- Marie Cantave-Ayer's National Provider Identifier (NPI) is 1124354691, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marie Cantave-Ayer's specialty?
- Marie Cantave-Ayer is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marie Cantave-Ayer located?
- Marie Cantave-Ayer's practice location on file with NPPES is 850 Harrison Avenue, Boston, MA 02118-4001.
- What is Marie Cantave-Ayer's phone number?
- The practice phone number listed in the NPPES registry for Marie Cantave-Ayer is (617) 638-6100.
- Does Marie Cantave-Ayer accept Medicare?
- Marie Cantave-Ayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marie Cantave-Ayer's NPI active?
- Yes — Marie Cantave-Ayer's NPI (1124354691) is active in the NPPES registry as of the last update on 2011-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.