Chien-Chung Chang, M.D.
NPI 1225033426 · Diagnostic Radiology Physician · Charlotte, NC
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chien-Chung Chang, M.D. is a Diagnostic Radiology Physician provider in Charlotte, NC (NPI 1225033426).
Provider details
- NPI number
- 1225033426
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MA63705 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
21 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,752 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 | 181 | $8 |
| Imaging for Evaluation of Swallowing Function74230 | 177 | $24 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 151 | $83 |
| X-Ray of Chest, 2 Views71046 | 146 | $10 |
| Ct Scan of Chest Without Contrast71250 | 117 | $49 |
| X-Ray of Abdomen, 1 View74018 | 80 | $8 |
| Ct Scan of Chest With Contrast |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$269 across 24 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
Registry dates
- Enumerated
- 2005-06-15
- Last updated
- 2022-04-26
- Certified
- 2022-04-26
Frequently asked questions
- What is Chien-Chung Chang's NPI number?
- Chien-Chung Chang's National Provider Identifier (NPI) is 1225033426, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chien-Chung Chang's specialty?
- Chien-Chung Chang is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Chien-Chung Chang located?
- Chien-Chung Chang's practice location on file with NPPES is 1000 Blythe Blvd, Charlotte, NC 28203-5812.
- What is Chien-Chung Chang's phone number?
- The practice phone number listed in the NPPES registry for Chien-Chung Chang is (704) 355-2000.
- Does Chien-Chung Chang accept Medicare?
- Chien-Chung Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chien-Chung Chang's NPI active?
- Yes — Chien-Chung Chang's NPI (1225033426) is active in the NPPES registry as of the last update on 2022-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.