Melville O'Brien
NPI 1801590641 · Student in an Organized Health Care Education/Training Program · Jacksonville, FL
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melville O'Brien is a Student in an Organized Health Care Education/Training Program provider in Jacksonville, FL (NPI 1801590641).
Provider details
- NPI number
- 1801590641
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
3 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 22 | 12 |
| Gabapentin | 19 | — |
| Metoprolol Succinate | 19 | — |
| Pantoprazole Sodium | 17 | 12 |
| Spironolactone | 15 | — |
| Atorvastatin Calcium | 14 | 11 |
| Dulaglutide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$110 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-03-27
- Last updated
- 2023-03-27
- Certified
- 2023-03-27
Frequently asked questions
- What is Melville O'Brien's NPI number?
- Melville O'Brien's National Provider Identifier (NPI) is 1801590641, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melville O'Brien's specialty?
- Melville O'Brien is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Melville O'Brien located?
- Melville O'Brien's practice location on file with NPPES is 653 W 8th St # L18, Jacksonville, FL 32209-6511.
- What is Melville O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Melville O'Brien is (904) 244-3094.
- Does Melville O'Brien accept Medicare?
- Melville O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melville O'Brien's NPI active?
- Yes — Melville O'Brien's NPI (1801590641) is active in the NPPES registry as of the last update on 2023-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.