Olivia Ludwig, M.D.
NPI 1326240102 · Anatomic Pathology & Clinical Pathology Physician · Belleville, IL
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Olivia Ludwig, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Belleville, IL (NPI 1326240102).
Provider details
- NPI number
- 1326240102
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 2007018019 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
782 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) |
|---|---|---|
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 187 | $26 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 140 | $35 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 96 | $11 |
| Microscopic Genetic Analysis of Tumor, Manual88360 | 90 | $39 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 54 | $77 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 52 | $32 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-04
- Last updated
- 2017-02-23
Frequently asked questions
- What is Olivia Ludwig's NPI number?
- Olivia Ludwig's National Provider Identifier (NPI) is 1326240102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olivia Ludwig's specialty?
- Olivia Ludwig is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Olivia Ludwig located?
- Olivia Ludwig's practice location on file with NPPES is 211 S 3rd St, Belleville, IL 62220-1915.
- What is Olivia Ludwig's phone number?
- The practice phone number listed in the NPPES registry for Olivia Ludwig is (618) 234-2120.
- Does Olivia Ludwig accept Medicare?
- Olivia Ludwig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Olivia Ludwig's NPI active?
- Yes — Olivia Ludwig's NPI (1326240102) is active in the NPPES registry as of the last update on 2017-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.