Jonathan Liu, M.D.
NPI 1942661863 · Diagnostic Radiology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Liu, M.D. is a Diagnostic Radiology Physician provider in San Francisco, CA (NPI 1942661863).
Provider details
- NPI number
- 1942661863
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A171673 (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
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,287 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 2,182 | $9 |
| X-Ray of Chest, 2 Views71046 | 706 | $12 |
| Ct Scan of Chest With Contrast71260 | 653 | $59 |
| Ct Scan of Chest Without Contrast71250 | 572 | $56 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 354 | $93 |
| Ct Scan of Chest Without Contrast71250 | 262 | $101 |
| Ct Scan of Chest With Contrast71260 |
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
Registry dates
- Enumerated
- 2016-03-20
- Last updated
- 2022-10-03
- Certified
- 2022-10-03
Frequently asked questions
- What is Jonathan Liu's NPI number?
- Jonathan Liu's National Provider Identifier (NPI) is 1942661863, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Liu's specialty?
- Jonathan Liu is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Liu located?
- Jonathan Liu's practice location on file with NPPES is 505 Parnassus Ave Rm M391, San Francisco, CA 94143-2204.
- What is Jonathan Liu's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Liu is (650) 723-4000.
- Does Jonathan Liu accept Medicare?
- Jonathan Liu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Liu's NPI active?
- Yes — Jonathan Liu's NPI (1942661863) is active in the NPPES registry as of the last update on 2022-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.