Iris Chen, MD
NPI 1366946444 · Diagnostic Radiology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Iris Chen, MD is a Diagnostic Radiology Physician provider in Los Angeles, CA (NPI 1366946444).
Provider details
- NPI number
- 1366946444
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A164818 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
473 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 | 130 | $144 |
| Screening 3d Breast Mammography77063 | 129 | $57 |
| X-Ray of Chest, 1 View71045 | 85 | $9 |
| Screening 3d Breast Mammography77063 | 28 | $29 |
| Screening Mammography77067 | 28 | $37 |
| Diagnostic Mammography of 1 Breast77065 | 18 | $142 |
Practice location
Mailing address
Additional practice locations (1)
- 26585 Agoura Rd Ste 210Calabasas, CA 91302-1958Phone: (310) 301-6800
Registry dates
- Enumerated
- 2018-03-22
- Last updated
- 2023-07-11
- Certified
- 2023-07-11
Frequently asked questions
- What is Iris Chen's NPI number?
- Iris Chen's National Provider Identifier (NPI) is 1366946444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Iris Chen's specialty?
- Iris Chen is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Iris Chen located?
- Iris Chen's practice location on file with NPPES is 757 Westwood Plz Ste 1638, Los Angeles, CA 90095-8358.
- What is Iris Chen's phone number?
- The practice phone number listed in the NPPES registry for Iris Chen is (424) 402-9728.
- Does Iris Chen accept Medicare?
- Iris Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Iris Chen's NPI active?
- Yes — Iris Chen's NPI (1366946444) is active in the NPPES registry as of the last update on 2023-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.