James Chang, MD
NPI 1366629966 · Diagnostic Radiology Physician · Englewood, CO
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Chang, MD is a Diagnostic Radiology Physician provider in Englewood, CO (NPI 1366629966).
Provider details
- NPI number
- 1366629966
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 27400 (NE)
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
18 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
997 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 313 | $9 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 187 | $89 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 151 | $89 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 73 | $85 |
| Ct Scan of Chest Without Contrast71250 | 47 | $52 |
| Ct Scan of Chest With Contrast71260 | 46 | $55 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-01-25
- Last updated
- 2022-12-09
- Certified
- 2022-12-09
Frequently asked questions
- What is James Chang's NPI number?
- James Chang's National Provider Identifier (NPI) is 1366629966, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Chang's specialty?
- James Chang is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Chang located?
- James Chang's practice location on file with NPPES is 10800 E Geddes Ave Ste 300, Englewood, CO 80112-3895.
- What is James Chang's phone number?
- The practice phone number listed in the NPPES registry for James Chang is (303) 761-9190.
- Does James Chang accept Medicare?
- James Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Chang's NPI active?
- Yes — James Chang's NPI (1366629966) is active in the NPPES registry as of the last update on 2022-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.