Charles Ambelang, M.D.
NPI 1477718377 · Diagnostic Radiology Physician · Rockford, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Ambelang, M.D. is a Diagnostic Radiology Physician provider in Rockford, IL (NPI 1477718377).
Provider details
- NPI number
- 1477718377
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- L2511673 (MI)
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 tenure25% of score
17 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
5,078 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 | 772 | $8 |
| Screening Mammography77067 | 236 | $35 |
| Screening 3d Breast Mammography77063 | 225 | $27 |
| Ct Scan Head Or Brain Without Contrast70450 | 192 | $38 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 171 | $9 |
| X-Ray of Chest, 2 Views71046 | 169 | $10 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$99 across 4 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)
- 2799 W Grand BlvdDetroit, MI 48202-2608Phone: (313) 694-4916
Registry dates
- Enumerated
- 2008-07-21
- Last updated
- 2026-05-26
- Certified
- 2026-05-26
Frequently asked questions
- What is Charles Ambelang's NPI number?
- Charles Ambelang's National Provider Identifier (NPI) is 1477718377, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Ambelang's specialty?
- Charles Ambelang is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Ambelang located?
- Charles Ambelang's practice location on file with NPPES is 5666 E State St, Rockford, IL 61108-2425.
- What is Charles Ambelang's phone number?
- The practice phone number listed in the NPPES registry for Charles Ambelang is (815) 226-2000.
- Does Charles Ambelang accept Medicare?
- Charles Ambelang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Ambelang's NPI active?
- Yes — Charles Ambelang's NPI (1477718377) is active in the NPPES registry as of the last update on 2026-05-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.