Gregory Jackson, MD
NPI 1649257163 · Diagnostic Radiology Physician · Evanston, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Jackson, MD is a Diagnostic Radiology Physician provider in Evanston, IL (NPI 1649257163).
Provider details
- NPI number
- 1649257163
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036088433 (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
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
5,928 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) |
|---|---|---|
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 1,333 | $10 |
| Interpretation of Trabecular Bone Score (tbs) and Report on Fracture Risk77092 | 1,169 | $10 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 467 | $89 |
| Ct Scan of Chest Without Contrast71250 | 440 | $53 |
| Ct Scan of Chest With Contrast71260 | 276 | $55 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 215 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-27
- Last updated
- 2026-03-25
- Certified
- 2026-03-25
Frequently asked questions
- What is Gregory Jackson's NPI number?
- Gregory Jackson's National Provider Identifier (NPI) is 1649257163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Jackson's specialty?
- Gregory Jackson is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Jackson located?
- Gregory Jackson's practice location on file with NPPES is 2650 Ridge Ave, Evanston, IL 60201-1700.
- What is Gregory Jackson's phone number?
- The practice phone number listed in the NPPES registry for Gregory Jackson is (847) 570-2475.
- Does Gregory Jackson accept Medicare?
- Gregory Jackson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Jackson's NPI active?
- Yes — Gregory Jackson's NPI (1649257163) is active in the NPPES registry as of the last update on 2026-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.