Roxanne Chan, MD
NPI 1851407787 · Diagnostic Radiology Physician · Santa Monica, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roxanne Chan, MD is a Diagnostic Radiology Physician provider in Santa Monica, CA (NPI 1851407787).
Provider details
- NPI number
- 1851407787
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 152382 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,661 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) |
|---|---|---|
| Mri Scan of Leg Joint Without Contrast73721 | 400 | $223 |
| Mri Scan of Arm Joint Without Contrast73221 | 194 | $225 |
| X-Ray of Chest, 2 Views71046 | 138 | $38 |
| 3d Radiographic Procedure76376 | 115 | $28 |
| Mri Scan of Leg Without Contrast73718 | 80 | $257 |
| X-Ray of Hip, 2-3 Views73502 | 51 | $54 |
| Ultrasound Study of One Arm Or Leg Veins With Compression and Maneuvers |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-22
- Last updated
- 2025-06-14
- Certified
- 2025-06-14
Frequently asked questions
- What is Roxanne Chan's NPI number?
- Roxanne Chan's National Provider Identifier (NPI) is 1851407787, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roxanne Chan's specialty?
- Roxanne Chan is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Roxanne Chan located?
- Roxanne Chan's practice location on file with NPPES is 2811 Wilshire Blvd, Santa Monica, CA 90403-4803.
- What is Roxanne Chan's phone number?
- The practice phone number listed in the NPPES registry for Roxanne Chan is (310) 456-7828.
- Does Roxanne Chan accept Medicare?
- Roxanne Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roxanne Chan's NPI active?
- Yes — Roxanne Chan's NPI (1851407787) is active in the NPPES registry as of the last update on 2025-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.