Gregory Ostrowski, DO
NPI 1417938143 · Diagnostic Radiology Physician · Palos Heights, IL
Enrolled with Medicare as Practitioner - Interventional Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Ostrowski, DO is a Diagnostic Radiology Physician provider in Palos Heights, IL (NPI 1417938143).
Provider details
- NPI number
- 1417938143
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 036085467 (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 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
4,119 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 Mammography77067 | 398 | $91 |
| Screening 3d Breast Mammography77063 | 397 | $41 |
| X-Ray of Chest, 1 View71045 | 371 | $9 |
| Ct Scan Head Or Brain Without Contrast70450 | 262 | $40 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 215 | $27 |
| Screening 3d Breast Mammography77063 | 160 | $29 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-09
- Last updated
- 2025-01-06
- Certified
- 2025-01-06
Frequently asked questions
- What is Gregory Ostrowski's NPI number?
- Gregory Ostrowski's National Provider Identifier (NPI) is 1417938143, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Ostrowski's specialty?
- Gregory Ostrowski is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Ostrowski located?
- Gregory Ostrowski's practice location on file with NPPES is 12251 S 80th Ave, Palos Heights, IL 60463-1256.
- What is Gregory Ostrowski's phone number?
- The practice phone number listed in the NPPES registry for Gregory Ostrowski is (708) 923-4000.
- Does Gregory Ostrowski accept Medicare?
- Gregory Ostrowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Ostrowski's NPI active?
- Yes — Gregory Ostrowski's NPI (1417938143) is active in the NPPES registry as of the last update on 2025-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.