Courtney Defusco, NP
NPI 1003237744 · Adult Health Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Courtney Defusco, NP is a Adult Health Nurse Practitioner provider in Boston, MA (NPI 1003237744).
Provider details
- NPI number
- 1003237744
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- RN281678 (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
12 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
212 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 81 | $13 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 76 | $164 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 31 | $115 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 24 | $117 |
Typical Medicare-allowed amounts for these services range $13–$164 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 61 | 23 |
| Sacubitril/Valsartanbrand: Entresto | 46 | 15 |
| Torsemide | 35 | 13 |
| Metoprolol Succinate | 35 | 15 |
| Spironolactone | 29 | 13 |
| Losartan Potassium | 25 | — |
| Potassium Chloride | 23 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-12-24
- Last updated
- 2016-01-06
Frequently asked questions
- What is Courtney Defusco's NPI number?
- Courtney Defusco's National Provider Identifier (NPI) is 1003237744, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Courtney Defusco's specialty?
- Courtney Defusco is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Courtney Defusco located?
- Courtney Defusco's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Courtney Defusco's phone number?
- The practice phone number listed in the NPPES registry for Courtney Defusco is (617) 726-2256.
- Does Courtney Defusco accept Medicare?
- Courtney Defusco is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Courtney Defusco's NPI active?
- Yes — Courtney Defusco's NPI (1003237744) is active in the NPPES registry as of the last update on 2016-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.