Luiziana Marinescu, M.D.
NPI 1790978096 · Rheumatology Physician · Smithtown, NY
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Luiziana Marinescu, M.D. is a Rheumatology Physician provider in Smithtown, NY (NPI 1790978096).
Provider details
- NPI number
- 1790978096
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 245731 (NY)
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
18 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
5,216 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,354 | $144 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 1,008 | $18 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 876 | $9 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 518 | $152 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 392 | $84 |
| Administration of Chemotherapy Into Vein, Each Additional Hour |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxychloroquine Sulfate | 332 | 107 |
| Prednisone | 329 | 104 |
| Methotrexate Sodiumbrand: Methotrexate | 277 | 81 |
| Alendronate Sodium | 113 | 33 |
| Celecoxib | 100 | 38 |
| Tramadol Hcl | 98 | 24 |
| Gabapentin | 94 | 29 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,596 across 168 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
- 2007-08-21
- Last updated
- 2024-09-30
- Certified
- 2024-09-30
Frequently asked questions
- What is Luiziana Marinescu's NPI number?
- Luiziana Marinescu's National Provider Identifier (NPI) is 1790978096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Luiziana Marinescu's specialty?
- Luiziana Marinescu is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Luiziana Marinescu located?
- Luiziana Marinescu's practice location on file with NPPES is 315 Middle Country Rd, Smithtown, NY 11787-2869.
- What is Luiziana Marinescu's phone number?
- The practice phone number listed in the NPPES registry for Luiziana Marinescu is (631) 656-7161.
- Does Luiziana Marinescu accept Medicare?
- Luiziana Marinescu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Luiziana Marinescu's NPI active?
- Yes — Luiziana Marinescu's NPI (1790978096) is active in the NPPES registry as of the last update on 2024-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.