Karan Nijhawan, MD
NPI 1992201560 · Vascular & Interventional Radiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Interventional Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karan Nijhawan, MD is a Vascular & Interventional Radiology Physician provider in Chicago, IL (NPI 1992201560).
Provider details
- NPI number
- 1992201560
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036.168872 (IL)
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 tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,208 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 381 | $9 |
| Limited Ultrasound Scan of Abdomen76705 | 88 | $28 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 87 | $87 |
| Ct Scan Head Or Brain Without Contrast70450 | 86 | $40 |
| Ct Scan of Chest Without Contrast71250 | 85 | $52 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 44 | $84 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,028 across 7 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 7435 W Talcott AveChicago, IL 60631-3707Phone: (773) 774-8000
Registry dates
- Enumerated
- 2018-04-03
- Last updated
- 2025-11-14
- Certified
- 2025-11-14
Frequently asked questions
- What is Karan Nijhawan's NPI number?
- Karan Nijhawan's National Provider Identifier (NPI) is 1992201560, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karan Nijhawan's specialty?
- Karan Nijhawan is listed in the NPPES registry with a primary specialty of Vascular & Interventional Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Karan Nijhawan located?
- Karan Nijhawan's practice location on file with NPPES is 5841 S Maryland Ave, Chicago, IL 60637-1443.
- What is Karan Nijhawan's phone number?
- The practice phone number listed in the NPPES registry for Karan Nijhawan is (888) 824-0200.
- Does Karan Nijhawan accept Medicare?
- Karan Nijhawan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karan Nijhawan's NPI active?
- Yes — Karan Nijhawan's NPI (1992201560) is active in the NPPES registry as of the last update on 2025-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.