Dr. Diana Yu, M.D.
What this data tells you about Dr. Yu
Dr. Diana Yu is a pulmonary disease specialist in San Francisco, CA, with 16 years of NPI registration. Based on federal Medicare data, Dr. Yu performed 622 Medicare services across 459 unique beneficiaries.
Between the years covered by Open Payments, Dr. Yu received a total of $17,652 from 13 pharmaceutical and/or device companies across 57 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in pulmonary disease. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Yu is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
157 | $125 | $773 |
| New patient office visit, complex (60-74 min) | 79 | $156 | $1,085 |
| Critical care, first 30-74 min Emergency medical care for a critically ill or injured patient lasting between 30 and 74 minutes. This service involves direct patient care and medical decision making to stabilize the patient. |
78 | $187 | $1,545 |
| Ultrasound scan of chest An imaging test that uses sound waves to create pictures of the structures inside the chest. |
59 | $23 | $151 |
| Bronchoscopy with ultrasound and lymph node sampling A procedure using an endoscope and ultrasound to examine the lung airways and collect samples from 1 to 2 lymph nodes. |
42 | $183 | $6,499 |
| Bronchial secretion aspiration via endoscope Removal of initial lung airway secretions using an endoscope. This procedure involves inserting a scope into the airways to clear fluid or mucus. |
37 | $31 | $1,641 |
| Computer-assisted navigation of lung airways This procedure uses computer technology to guide an endoscope through the airways of the lungs for precise navigation. |
30 | $83 | $8,175 |
| Bronchoscopy with ultrasound and growth treatment A procedure using a flexible tube with a camera and ultrasound to examine the lung airways and treat any growths found. |
29 | $58 | $694 |
| Endoscopic needle biopsy of windpipe, airway, or lung A procedure where a needle is inserted through an endoscope to collect tissue samples from the windpipe, airway, or lung. |
27 | $96 | $3,744 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
21 | $88 | $577 |
| Bronchial irrigation and suction for cell collection This procedure uses an endoscope to flush and suction the lung airways in order to collect cells for testing. |
18 | $8 | $1,971 |
| Chest fluid aspiration with imaging guidance This procedure involves removing fluid from the chest cavity using imaging technology to guide the needle placement. |
18 | $95 | $4,326 |
| Bronchoscopy with ultrasound and lymph node sampling A procedure using a scope and ultrasound to examine the airways and collect tissue samples from three or more lymph nodes. |
14 | $190 | $6,762 |
| Placement of radiation therapy markers in lung airways A procedure where small markers are placed into the airways of the lung using an endoscope to assist with radiation therapy targeting. |
13 | $111 | $5,378 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
Most payments (36%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians. Total industry engagement is in the top 10% for pulmonary disease in CA.
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Yu is a clinical cardiology specialist, with moderate Medicare volume, with mixed engagement industry engagement in the top 10% of CA peers, with 16 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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