Maggie Leung
NPI 1346959335 · Registered Nurse · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maggie Leung is a Registered Nurse provider in Boston, MA (NPI 1346959335).
Provider details
- NPI number
- 1346959335
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- RN2304300 (MA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
3 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
163 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 95 | $106 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 20 | $143 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 19 | $111 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 17 | $76 |
| Administration of Influenza Virus VaccineG0008 | 12 | $33 |
Typical Medicare-allowed amounts for these services range $33–$143 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 75 | 32 |
| Lisinopril | 38 | 21 |
| Gabapentin | 33 | 15 |
| Amlodipine Besylate | 33 | 15 |
| Levothyroxine Sodium | 30 | 13 |
| Losartan Potassium | 27 | 11 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-11-17
- Last updated
- 2022-11-17
- Certified
- 2022-11-17
Frequently asked questions
- What is Maggie Leung's NPI number?
- Maggie Leung's National Provider Identifier (NPI) is 1346959335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maggie Leung's specialty?
- Maggie Leung is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Maggie Leung located?
- Maggie Leung's practice location on file with NPPES is 300 Fenway, Boston, MA 02115-5820.
- What is Maggie Leung's phone number?
- The practice phone number listed in the NPPES registry for Maggie Leung is (617) 724-5910.
- Does Maggie Leung accept Medicare?
- Maggie Leung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maggie Leung's NPI active?
- Yes — Maggie Leung's NPI (1346959335) is active in the NPPES registry as of the last update on 2022-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.