Derek Sun, MD
NPI 1174898019 · Body Imaging Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Sun, MD is a Body Imaging Physician provider in San Francisco, CA (NPI 1174898019).
Provider details
- NPI number
- 1174898019
- Entity type
- Individual
- Primary specialty
- Body Imaging PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A125532 (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
14 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
2,809 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 Abdomen, 1 View74018 | 785 | $10 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 538 | $96 |
| Imaging for Evaluation of Swallowing Function74230 | 147 | $28 |
| Mri Scan of Pelvis Before and After Contrast72197 | 137 | $140 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 122 | $91 |
| Mri Scan of Abdomen Before and After Contrast74183 | 99 | $159 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-03-10
- Last updated
- 2015-09-01
Frequently asked questions
- What is Derek Sun's NPI number?
- Derek Sun's National Provider Identifier (NPI) is 1174898019, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Sun's specialty?
- Derek Sun is listed in the NPPES registry with a primary specialty of Body Imaging Physician (Allopathic & Osteopathic Physicians).
- Where is Derek Sun located?
- Derek Sun's practice location on file with NPPES is 1600 Divisadero St, San Francisco, CA 94115-3010.
- What is Derek Sun's phone number?
- The practice phone number listed in the NPPES registry for Derek Sun is (415) 885-7464.
- Does Derek Sun accept Medicare?
- Derek Sun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Sun's NPI active?
- Yes — Derek Sun's NPI (1174898019) is active in the NPPES registry as of the last update on 2015-09-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.