Ariella Lissauer, M.D.
NPI 1245222975 · Anatomic Pathology & Clinical Pathology Physician · Port Jefferson, NY
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariella Lissauer, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Port Jefferson, NY (NPI 1245222975).
Provider details
- NPI number
- 1245222975
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 235732 (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
20 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
3,575 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 | 1,660 | $39 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 570 | $30 |
| Cell Examination of Specimen, Selective Cellular Enhancement Technique88112 | 260 | $29 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 210 | $37 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 172 | $87 |
| Evaluation of Fine Needle Aspirate With Interpretation and Report88173 | 149 | $74 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ariella Lissauer's NPI number?
- Ariella Lissauer's National Provider Identifier (NPI) is 1245222975, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariella Lissauer's specialty?
- Ariella Lissauer is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Ariella Lissauer located?
- Ariella Lissauer's practice location on file with NPPES is 200 Belle Terre Rd, Port Jefferson, NY 11777-1928.
- What is Ariella Lissauer's phone number?
- The practice phone number listed in the NPPES registry for Ariella Lissauer is (631) 474-6183.
- Does Ariella Lissauer accept Medicare?
- Ariella Lissauer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ariella Lissauer's NPI active?
- Yes — Ariella Lissauer's NPI (1245222975) 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.