Rehan Nizamuddin, M.D.
NPI 1619322252 · Diagnostic Radiology Physician · Evanston, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rehan Nizamuddin, M.D. is a Diagnostic Radiology Physician provider in Evanston, IL (NPI 1619322252).
Provider details
- NPI number
- 1619322252
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 125068937 (IL)
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
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
4,894 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) |
|---|---|---|
| Ct Scan of Chest Without Contrast71250 | 640 | $53 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 589 | $88 |
| X-Ray of Chest, 1 View71045 | 444 | $9 |
| Ct Scan of Chest With Contrast71260 | 362 | $55 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 284 | $85 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 213 | $88 |
Practice location
Mailing address
Additional practice locations (2)
- 676 N Saint Clair St Ste 800Chicago, IL 60611-2978Phone: (312) 695-5753Fax: (312) 695-5645
- 1 Barnes Jewish Hospital PlzSaint Louis, MO 63110-1003Phone: (314) 362-5000
Registry dates
- Enumerated
- 2016-05-02
- Last updated
- 2022-04-29
- Certified
- 2022-04-18
Frequently asked questions
- What is Rehan Nizamuddin's NPI number?
- Rehan Nizamuddin's National Provider Identifier (NPI) is 1619322252, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rehan Nizamuddin's specialty?
- Rehan Nizamuddin is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Rehan Nizamuddin located?
- Rehan Nizamuddin's practice location on file with NPPES is 2650 Ridge Ave, Evanston, IL 60201-1718.
- What is Rehan Nizamuddin's phone number?
- The practice phone number listed in the NPPES registry for Rehan Nizamuddin is (224) 639-6624.
- Does Rehan Nizamuddin accept Medicare?
- Rehan Nizamuddin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rehan Nizamuddin's NPI active?
- Yes — Rehan Nizamuddin's NPI (1619322252) is active in the NPPES registry as of the last update on 2022-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.