Marina Ionescu, MD
NPI 1891866984 · Anatomic Pathology Physician · Manhasset, NY
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marina Ionescu, MD is a Anatomic Pathology Physician provider in Manhasset, NY (NPI 1891866984).
Provider details
- NPI number
- 1891866984
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 228701 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
225 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 82 | $36 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 38 | $11 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 36 | $27 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 28 | $34 |
| Preparation of Tissue for Examination By Removing Any Calcium Present88311 | 24 | $12 |
| Cell Examination of Specimen, Selective Cellular Enhancement Technique88112 | 17 | $27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marina Ionescu's NPI number?
- Marina Ionescu's National Provider Identifier (NPI) is 1891866984, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marina Ionescu's specialty?
- Marina Ionescu is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Marina Ionescu located?
- Marina Ionescu's practice location on file with NPPES is Nsuh- Dept of Pathology, Manhasset, NY 11030.
- What is Marina Ionescu's phone number?
- The practice phone number listed in the NPPES registry for Marina Ionescu is (516) 562-4180.
- Does Marina Ionescu accept Medicare?
- Marina Ionescu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marina Ionescu's NPI active?
- Yes — Marina Ionescu's NPI (1891866984) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.