Leonardo Oliveira, MD
NPI 1134625221 · Internal Medicine Physician · Newark, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leonardo Oliveira, MD is a Internal Medicine Physician provider in Newark, NJ (NPI 1134625221).
Provider details
- NPI number
- 1134625221
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA10973200 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
825 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 50 Minutes99233 | 649 | $123 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 96 | $121 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 69 | $77 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 11 | $141 |
Typical Medicare-allowed amounts for these services range $77–$141 (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 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 54 | 21 |
| Amlodipine Besylate | 34 | 12 |
| Empagliflozinbrand: Jardiance | 31 | — |
| Carvedilol | 22 | — |
| Losartan/Hydrochlorothiazidebrand: Losartan-Hydrochlorothiazide | 22 | — |
| Rosuvastatin Calcium | 20 | — |
| Finasteride |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$162 across 9 records (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
- 2018-04-05
- Last updated
- 2023-09-08
- Certified
- 2023-09-08
Frequently asked questions
- What is Leonardo Oliveira's NPI number?
- Leonardo Oliveira's National Provider Identifier (NPI) is 1134625221, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonardo Oliveira's specialty?
- Leonardo Oliveira is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leonardo Oliveira located?
- Leonardo Oliveira's practice location on file with NPPES is 374 Chestnut St Ste a, Newark, NJ 07105-2495.
- What is Leonardo Oliveira's phone number?
- The practice phone number listed in the NPPES registry for Leonardo Oliveira is (973) 902-3116.
- Does Leonardo Oliveira accept Medicare?
- Leonardo Oliveira is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leonardo Oliveira's NPI active?
- Yes — Leonardo Oliveira's NPI (1134625221) is active in the NPPES registry as of the last update on 2023-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.