Herardine Louis, CNP
NPI 1417612896 · Nurse Practitioner · Brighton, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Herardine Louis, CNP is a Nurse Practitioner provider in Brighton, MA (NPI 1417612896).
Provider details
- NPI number
- 1417612896
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- RN2277045 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
4 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
79 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 53 | $70 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 26 | $103 |
Typical Medicare-allowed amounts for these services range $70–$103 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 51 | 28 |
| Atorvastatin Calcium | 36 | 19 |
| Furosemide | 34 | 31 |
| Potassium Chloride | 24 | 23 |
| Apixabanbrand: Eliquis | 14 | — |
| Amiodarone Hcl | 13 | 12 |
| Oxycodone Hcl | 11 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-11-01
- Last updated
- 2025-03-17
- Certified
- 2025-03-12
Frequently asked questions
- What is Herardine Louis's NPI number?
- Herardine Louis's National Provider Identifier (NPI) is 1417612896, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Herardine Louis's specialty?
- Herardine Louis is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Herardine Louis located?
- Herardine Louis's practice location on file with NPPES is 736 Cambridge St, Brighton, MA 02135-2907.
- What is Herardine Louis's phone number?
- The practice phone number listed in the NPPES registry for Herardine Louis is (617) 789-2045.
- Does Herardine Louis accept Medicare?
- Herardine Louis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Herardine Louis's NPI active?
- Yes — Herardine Louis's NPI (1417612896) is active in the NPPES registry as of the last update on 2025-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.