Stephanie Sitterding, M.D.
NPI 1144460825 · Anatomic Pathology & Clinical Pathology Physician · Winfield, IL
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephanie Sitterding, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Winfield, IL (NPI 1144460825).
Provider details
- NPI number
- 1144460825
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036116698 (IL)
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
17 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
3,931 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 | 1,226 | $37 |
| Protein Measurement, Serum84165 | 515 | $18 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 411 | $28 |
| Immunologic Analysis Technique on Serum (immunofixation)86334 | 340 | $18 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 219 | $34 |
| Cell Examination of Specimen, Selective Cellular Enhancement Technique88112 | 217 | $27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-02-20
- Last updated
- 2011-06-01
Frequently asked questions
- What is Stephanie Sitterding's NPI number?
- Stephanie Sitterding's National Provider Identifier (NPI) is 1144460825, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Sitterding's specialty?
- Stephanie Sitterding is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Sitterding located?
- Stephanie Sitterding's practice location on file with NPPES is 25 N Winfield Rd, Winfield, IL 60190-1222.
- What is Stephanie Sitterding's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Sitterding is (630) 933-2048.
- Does Stephanie Sitterding accept Medicare?
- Stephanie Sitterding is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephanie Sitterding's NPI active?
- Yes — Stephanie Sitterding's NPI (1144460825) is active in the NPPES registry as of the last update on 2011-06-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.