Steven Chmielewski, MD
NPI 1003817651 · Diagnostic Radiology Physician · Reading, PA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Chmielewski, MD is a Diagnostic Radiology Physician provider in Reading, PA (NPI 1003817651).
Provider details
- NPI number
- 1003817651
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C1-0013227 (DE)
Specialties & taxonomies
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
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
8,832 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) |
|---|---|---|
| Screening 3d Breast Mammography77063 | 1,529 | $29 |
| Screening Mammography77067 | 1,528 | $37 |
| X-Ray of Chest, 1 View71045 | 638 | $8 |
| Ct Scan Head Or Brain Without Contrast70450 | 637 | $39 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 327 | $87 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 292 | $87 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-04
- Last updated
- 2025-08-25
- Certified
- 2025-08-25
Frequently asked questions
- What is Steven Chmielewski's NPI number?
- Steven Chmielewski's National Provider Identifier (NPI) is 1003817651, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Chmielewski's specialty?
- Steven Chmielewski is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Chmielewski located?
- Steven Chmielewski's practice location on file with NPPES is 2500 Bernville Rd, Reading, PA 19605-9453.
- What is Steven Chmielewski's phone number?
- The practice phone number listed in the NPPES registry for Steven Chmielewski is (610) 373-0165.
- Does Steven Chmielewski accept Medicare?
- Steven Chmielewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Chmielewski's NPI active?
- Yes — Steven Chmielewski's NPI (1003817651) is active in the NPPES registry as of the last update on 2025-08-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.