Christopher Straus
NPI 1861543837 · Diagnostic Radiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Straus is a Diagnostic Radiology Physician provider in Chicago, IL (NPI 1861543837).
Provider details
- NPI number
- 1861543837
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 036092873 (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
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
4,045 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 850 | $9 |
| X-Ray of Chest, 2 Views71046 | 584 | $11 |
| Ct Scan of Chest Without Contrast71250 | 304 | $55 |
| Ct Scan of Chest With Contrast71260 | 275 | $57 |
| X-Ray of Chest, 2 Views71046 | 205 | $36 |
| Nuclear Medicine Study From Skull Base to Mid-Thigh With Ct Scan78815 | 187 | $120 |
| Ct Scan of Chest Without Contrast71250 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-16
- Last updated
- 2022-10-24
Frequently asked questions
- What is Christopher Straus's NPI number?
- Christopher Straus's National Provider Identifier (NPI) is 1861543837, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Straus's specialty?
- Christopher Straus is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Straus located?
- Christopher Straus's practice location on file with NPPES is 5841 S Maryland Ave, Chicago, IL 60637-1443.
- What is Christopher Straus's phone number?
- The practice phone number listed in the NPPES registry for Christopher Straus is (888) 824-0200.
- Does Christopher Straus accept Medicare?
- Christopher Straus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Straus's NPI active?
- Yes — Christopher Straus's NPI (1861543837) is active in the NPPES registry as of the last update on 2022-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.