Darren Lum, M.D.
NPI 1528011806 · Diagnostic Radiology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Darren Lum, M.D. is a Diagnostic Radiology Physician provider in Stanford, CA (NPI 1528011806).
Provider details
- NPI number
- 1528011806
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD-14773 (HI)
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
20 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
837 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 Abdomen Before and After Contrast74183 | 289 | $114 |
| X-Ray of Chest, 1 View71045 | 268 | $9 |
| Mri Scan of Pelvis Before and After Contrast72197 | 69 | $114 |
| X-Ray of Abdomen, 1 View74018 | 55 | $10 |
| X-Ray of Chest, 2 Views71046 | 36 | $11 |
| Ct Scan of Chest Without Contrast71250 | 29 | $57 |
| 3d Radiographic Procedure76376 |
Practice location
Mailing address
Additional practice locations (1)
- 1301 Punchbowl StHonolulu, HI 96813-2402Phone: (808) 521-9551Fax: (808) 536-3008
Registry dates
- Enumerated
- 2006-05-18
- Last updated
- 2025-03-12
- Certified
- 2025-03-12
Frequently asked questions
- What is Darren Lum's NPI number?
- Darren Lum's National Provider Identifier (NPI) is 1528011806, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darren Lum's specialty?
- Darren Lum is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Darren Lum located?
- Darren Lum's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Darren Lum's phone number?
- The practice phone number listed in the NPPES registry for Darren Lum is (650) 723-4000.
- Does Darren Lum accept Medicare?
- Darren Lum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Darren Lum's NPI active?
- Yes — Darren Lum's NPI (1528011806) is active in the NPPES registry as of the last update on 2025-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.