Yan Li, MD, PHD
NPI 1548791734 · Diagnostic Radiology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yan Li, MD, PHD is a Diagnostic Radiology Physician provider in San Francisco, CA (NPI 1548791734).
Provider details
- NPI number
- 1548791734
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Female
- Sole proprietor
- No
- License
- A159530 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,950 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 3d Breast Mammography77063 | 824 | $32 |
| Screening Mammography77067 | 824 | $40 |
| X-Ray of Chest, 1 View71045 | 401 | $9 |
| Complete Ultrasound Scan of 1 Breast76641 | 185 | $57 |
| Diagnostic Digital Breast Tomosynthesis, Unilateral Or Bilateral (list Separately in Addition to 77065 Or 77066)G0279 | 142 | $32 |
| X-Ray of Chest, 2 Views71046 | 119 | $12 |
| Ct Scan Head Or Brain Without Contrast |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$83 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 600 Coffee RdModesto, CA 95355-4201Phone: (209) 550-4755Fax: (510) 491-7522
- 1215 Lee StBox 800719Charlottesville, VA 22908-0816Phone: (434) 924-2150
Registry dates
- Enumerated
- 2017-03-21
- Last updated
- 2026-05-07
- Certified
- 2026-05-07
Frequently asked questions
- What is Yan Li's NPI number?
- Yan Li's National Provider Identifier (NPI) is 1548791734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yan Li's specialty?
- Yan Li is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Yan Li located?
- Yan Li's practice location on file with NPPES is 1001 Potrero Avenue, San Francisco, CA 94110-3518.
- What is Yan Li's phone number?
- The practice phone number listed in the NPPES registry for Yan Li is (628) 206-5871.
- Does Yan Li accept Medicare?
- Yan Li is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yan Li's NPI active?
- Yes — Yan Li's NPI (1548791734) is active in the NPPES registry as of the last update on 2026-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.