Frank Fayz, M.D.
NPI 1104856145 · Diagnostic Radiology Physician · Rockford, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1104856145
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 069045 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Diagnostic Radiology Physician2085R0202X
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
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,487 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) |
|---|---|---|
| Ultrasound Study of One Arm Or Leg Veins With Compression and Maneuvers93971 | 219 | $21 |
| Ultrasound Study of One Arm Or Leg Veins With Compression and Maneuvers93971 | 183 | $21 |
| Ultrasound Study of Arm Or Leg Veins With Compression and Maneuvers93970 | 179 | $33 |
| Ultrasound Study of Arm Or Leg Veins With Compression and Maneuvers93970 | 146 | $33 |
| X-Ray of Chest, 1 View71045 | 142 | $8 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 90 | $86 |
Practice location
Mailing address
Additional practice locations (3)
- 875 S Route 31Crystal Lake, IL 60014-8190Phone: (779) 220-5500
- 901 Grant StHarvard, IL 60033-1821Phone: (815) 943-5431
- 5470 Wessex CtApt 210Dearborn, MI 48126-4270Phone: (313) 680-2173Fax: (313) 584-3000
Registry dates
- Enumerated
- 2006-07-04
- Last updated
- 2025-08-18
- Certified
- 2025-08-14
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.