Irina Lytvak, M.D.
NPI 1225211162 · Anatomic Pathology & Clinical Pathology Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irina Lytvak, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Saint Louis, MO (NPI 1225211162).
Provider details
- NPI number
- 1225211162
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- N5209 (TX)
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
18 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
1,927 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 | 550 | $37 |
| Antibody Evaluation, Each Additional Single Antibody Stain Procedure88350 | 262 | $29 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 197 | $12 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 108 | $28 |
| Blood Bank Physician Services for Cross Match And/Or Evaluation and Written Report86077 | 107 | $49 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 107 | $81 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-12-14
- Last updated
- 2011-06-05
Frequently asked questions
- What is Irina Lytvak's NPI number?
- Irina Lytvak's National Provider Identifier (NPI) is 1225211162, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irina Lytvak's specialty?
- Irina Lytvak is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Irina Lytvak located?
- Irina Lytvak's practice location on file with NPPES is 660 S Euclid Ave, Saint Louis, MO 63110-1010.
- What is Irina Lytvak's phone number?
- The practice phone number listed in the NPPES registry for Irina Lytvak is (314) 362-0101.
- Does Irina Lytvak accept Medicare?
- Irina Lytvak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irina Lytvak's NPI active?
- Yes — Irina Lytvak's NPI (1225211162) is active in the NPPES registry as of the last update on 2011-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.