Yiu Ting Chung, MD
NPI 1851311583 · General Practice Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yiu Ting Chung, MD is a General Practice Physician provider in San Francisco, CA (NPI 1851311583).
Provider details
- NPI number
- 1851311583
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G56530 (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
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
2,306 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 270 | $6 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 245 | $8 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 231 | $8 |
| Hemoglobin A1c Level83036 | 221 | $10 |
| Urine Microalbumin (protein) Level82043 | 195 | $6 |
| Creatinine Level to Test for Kidney Function Or Muscle Injury82570 | 195 | $5 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 107 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,125 | 305 |
| Amlodipine Besylate | 712 | 195 |
| Losartan Potassium | 634 | 189 |
| Fluticasone Propionate | 519 | 210 |
| Tamsulosin Hcl | 497 | 145 |
| Gabapentin | 446 | 143 |
| Finasteride |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-19
- Last updated
- 2017-01-18
Frequently asked questions
- What is Yiu Ting Chung's NPI number?
- Yiu Ting Chung's National Provider Identifier (NPI) is 1851311583, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yiu Ting Chung's specialty?
- Yiu Ting Chung is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Yiu Ting Chung located?
- Yiu Ting Chung's practice location on file with NPPES is 1520 Stockton St, San Francisco, CA 94133-3354.
- What is Yiu Ting Chung's phone number?
- The practice phone number listed in the NPPES registry for Yiu Ting Chung is (415) 391-9686.
- Does Yiu Ting Chung accept Medicare?
- Yiu Ting Chung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yiu Ting Chung's NPI active?
- Yes — Yiu Ting Chung's NPI (1851311583) is active in the NPPES registry as of the last update on 2017-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.