William W Dixon, MD
Emergency Medicine · Stanford
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- 1
- 1 carrier
- Office
- 1
Offices
1 location · Stanford Health Care · 3,152 clinicians in this group
Looking this up.
Hospitals listed: Stanford Health Care. That is not proof they admit you there this week.
Plans that list them
1 plan · 1 carrier
A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Dixon’s office at (650) 723-4000 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.
| DualConnect (HMO D-SNP) | Santa Clara Family Health Plan | Listed | Sep 1, 2026 |
California Medical Board record
Licence A143793 · Current
Licensed to practise in California · since 2016 · expires 2028-02-29 · University of North Carolina at Chapel Hill.
No disciplinary actions, convictions, malpractice judgments or citations in this record.
Hospitals they work in
1 hospital
These rate the hospital, not this clinician. Most measures at most hospitals are no different from the national rate.
- Stanford Health CareStanford, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency departmentPart of Stanford Health Care, which runs 3 hospitalsHome of Stanford Cancer Institute, a National Cancer Institute designated comprehensive cancer centrePatients rate it 4 of 5 · 83% would definitely recommend itOverall rating: 5 of 5 starsWorse than the national rate — Perioperative pulmonary embolism or deep vein thrombosis rate: 5.31 (4.24 to 6.37) · 8,661 cases, Jul 2022 – Jun 2024Worse than the national rate — Rate of inpatient admissions for patients receiving outpatient chemotherapy: 14.1 (12.7 to 15.7) · 2,191 cases, Jan 2024 – Dec 2024Better than the national rate — Postoperative respiratory failure rate: 4.08 (1.95 to 6.21) · 5,296 cases, Jul 2022 – Jun 2024Better than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.317, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.446, Oct 2024 – Sep 2025Better than the national rate — SSI - Colon Surgery: 0.241, Oct 2024 – Sep 2025Better than the national rate — Ratio of unplanned hospital visits after hospital outpatient surgery: 0.7 (0.6 to 0.9) · 3,348 cases, Jan 2024 – Dec 2024
See every measure and the patient survey for Stanford Health Care
Behind the star rating — Deaths: 5 better, 3 the same, 0 worse of 8 measures. Safety: 3 better, 5 the same, 0 worse of 8 measures. Readmissions: 2 better, 5 the same, 4 worse of 11 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 5.31 (4.24 to 6.37) · 8,661 cases | Worse | Jul 2022 – Jun 2024 |
| Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits | 14.1 (12.7 to 15.7) · 2,191 cases | Worse | Jan 2024 – Dec 2024 |
| Postoperative respiratory failure rateComplications and deaths | 4.08 (1.95 to 6.21) · 5,296 cases | Better | Jul 2022 – Jun 2024 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.317 | Better | Oct 2024 – Sep 2025 |
| Clostridium Difficile (C.Diff)Infections | 0.446 | Better | Oct 2024 – Sep 2025 |
| SSI - Colon SurgeryInfections | 0.241 | Better | Oct 2024 – Sep 2025 |
| Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits | 0.7 (0.6 to 0.9) · 3,348 cases | Better | Jan 2024 – Dec 2024 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 1.06 (0.45 to 1.67) · 5,374 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 0.86 (0.72 to 1) | No different | Jul 2022 – Jun 2024 |
| Death rate among surgical inpatients with serious treatable complicationsComplications and deaths | 166.09 (137.88 to 194.3) · 470 cases | No different | Jul 2022 – Jun 2024 |
| Death rate for CABG surgery patientsComplications and deaths | 1.1 · 192 cases | None | Jul 2022 – Jun 2025 |
| Death rate for COPD patientsComplications and deaths | 6.4 · 146 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart attack patientsComplications and deaths | 9.7 · 253 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart failure patientsComplications and deaths | 6.3 · 880 cases | None | Jul 2022 – Jun 2025 |
| Death rate for pneumonia patientsComplications and deaths | 10.3 · 935 cases | None | Jul 2022 – Jun 2025 |
| Death rate for stroke patientsComplications and deaths | 8.7 · 501 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 2.1 · 7,730 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.13 (0 to 0.27) · 20,799 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.28 (0.14 to 0.43) · 23,182 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative acute kidney injury requiring dialysis rateComplications and deaths | 0.94 (0.2 to 1.68) · 5,694 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative hemorrhage or hematoma rateComplications and deaths | 2.36 (1.54 to 3.19) · 7,846 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative sepsis rateComplications and deaths | 5.2 (3.76 to 6.64) · 5,603 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative wound dehiscence rateComplications and deaths | 1.38 (0.23 to 2.53) · 2,211 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.52 (0.21 to 0.83) · 19,915 cases | No different | Jul 2022 – Jun 2024 |
| Rate of complications for hip/knee replacement patientsComplications and deaths | 3.6 · 416 cases | None | Apr 2023 – Mar 2025 |
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 0.869 | No different | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 0.857 | No different | Oct 2024 – Sep 2025 |
| SSI - Abdominal HysterectomyInfections | 0.368 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 16.2 · 247 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 20.5 · 1,021 cases | None | Jul 2023 – Jun 2025 |
| Hospital return days for heart attack patientsUnplanned return visits | 47.8 · 258 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for heart failure patientsUnplanned return visits | -1.6 · 990 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for pneumonia patientsUnplanned return visits | 20.8 · 976 cases | None | Jul 2022 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 16.5 · 959 cases | None | Jul 2023 – Jun 2025 |
| Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits | 5.2 (4.4 to 6.2) · 2,191 cases | No different | Jan 2024 – Dec 2024 |
| Rate of readmission after hip/knee replacementUnplanned return visits | 5.1 · 425 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for CABGUnplanned return visits | 9.6 · 158 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 19.6 · 183 cases | None | Jul 2023 – Jun 2025 |
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits | 12.7 (10.4 to 15.4) · 4,578 cases | No different | Jan 2022 – Dec 2024 |
What patients said (6,810 patients answered, 25% of those asked)
| Cleanliness | 4 |
| Nurse communication | 4 |
| Doctor communication | 4 |
| Communication about medicines | 3 |
| Discharge information | 4 |
| Overall hospital rating | 4 |
| Quietness | 2 |
| Recommend hospital | 5 |
| Room was "always" clean | 75% |
| Nurses "always" communicated well | 82% |
| Doctors "always" communicated well | 81% |
| Staff "always" explained | 63% |
| Yes, staff "did" give patients this information | 89% |
| Yes, staff "did" give patients information about help after discharge | 89% |
| Doctors "always" explained things so they could understand | 76% |
| Doctors "always" listened carefully | 80% |
| Doctors "always" treated them with courtesy and respect | 87% |
| Patients who gave a rating of "9" or "10" (high) | 79% |
| Staff "always" explained new medications | 76% |
| Nurses "always" explained things so they could understand | 77% |
| Nurses "always" listened carefully | 79% |
| Nurses "always" treated them with courtesy and respect | 88% |
| "Always" quiet at night | 53% |
| "YES", patients would definitely recommend the hospital | 83% |
| Staff "always" explained possible side effects | 50% |
| Yes, staff "did" give patients information about possible symptoms | 90% |
Original Medicare doctor bills
$53,931
Medicare paid this office $53,931 for 385 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
| Emergency department visit with high level of medical decision making | 280 | $40,609 | $142 |
| Emergency department visit with moderate level of medical decision making | 61 | $6,044 | $96 |
| Critical care, first 30-74 minutes | 18 | $3,134 | $174 |
| Initial hospital care with moderate level of medical decision making at least 75 minutes | 12 | $1,862 | $155 |
| Ultrasound of heart, follow-up | 22 | $489 | $22 |
Who their Medicare patients are
385 Original Medicare patients in 2024. Average age 74 · Under 65 15% · 85 and older 20% · Women 55% · Also on Medicaid 38% · Health risk score 2.31. Above the middle of the specialty; the typical emergency medicine clinician is at 2.01.
Conditions among them: High blood pressure 75% · Chronic kidney disease 44% · Diabetes 41% · Coronary heart disease 38% · Heart failure 33% · Atrial fibrillation 30% · Depression 26% · Cancer 23% · Dementia 19% · COPD 18% · Stroke 15%.
The office billed $335,400, Medicare allowed $71,183 and paid $53,931; for 449 services of 27 kinds.
Original Medicare patients only. A risk score of 1.0 is the average Medicare patient; higher means sicker. Any count under 11 is hidden.
Year by year
| 2024 | 385 | 449 | 74 | 2.31 | $335,400 | $53,931 |
| 2023 | 353 | 406 | 75 | 2.23 | $274,335 | $47,191 |
| 2022 | 391 | 444 | 75 | 2.16 | $270,629 | $53,001 |
| 2021 | 369 | 434 | 75 | 2.17 | $272,631 | $51,506 |
| 2020 | 282 | 321 | 75 | 2.28 | $194,347 | $41,115 |
| 2019 | 341 | 399 | 72 | 2.34 | $212,646 | $46,113 |
| 2018 | 112 | 131 | 73 | 1.89 | $70,839 | $15,165 |
Original Medicare only. A service billed for fewer than 11 people in a year is hidden, so the lines can add up to less than the year's total.
See the services billed each year
2023: 6 services
| Emergency department visit with high level of medical decision making | 164 | $25,359 | $153 |
| Emergency department visit with moderate level of medical decision making | 90 | $9,341 | $104 |
| Critical care, first 30-74 minutes | 12 | $2,308 | $192 |
| Emergency department visit with low level of medical decision making | 30 | $1,848 | $62 |
| Hospital discharge day management, 30 minutes or less | 18 | $1,309 | $73 |
| Ultrasound of heart, follow-up | 15 | $344 | $23 |
2022: 5 services
| Emergency department visit with moderate level of medical decision making | 206 | $24,363 | $117 |
| Emergency department visit with high level of medical decision making | 113 | $17,910 | $157 |
| Initial hospital observation care per day, typically 30 minutes | 13 | $1,432 | $110 |
| Emergency department visit with low level of medical decision making | 13 | $888 | $68 |
| Emergency department visit with straightforward medical decision making | 13 | $504 | $39 |
2021: 6 services
| Emergency department visit with moderate level of medical decision making | 171 | $20,429 | $119 |
| Emergency department visit with high level of medical decision making | 110 | $18,716 | $167 |
| Critical care, first 30-74 minutes | 12 | $2,641 | $220 |
| Hospital observation care on day of discharge | 31 | $2,378 | $74 |
| Emergency department visit with straightforward medical decision making | 11 | $448 | $41 |
| Ultrasound of heart, follow-up | 14 | $355 | $24 |
2020: 5 services
| Emergency department visit with high level of medical decision making | 177 | $28,445 | $158 |
| Emergency department visit with moderate level of medical decision making | 67 | $7,046 | $104 |
| Initial hospital observation care per day, typically 30 minutes | 13 | $1,212 | $93 |
| Emergency department visit with low level of medical decision making | 12 | $588 | $49 |
| Ultrasound of heart, follow-up | 11 | $261 | $24 |
2019: 6 services
| Emergency department visit with high level of medical decision making | 203 | $30,130 | $146 |
| Emergency department visit with moderate level of medical decision making | 75 | $6,926 | $92 |
| Initial hospital observation care per day, typically 70 minutes | 17 | $2,822 | $166 |
| Emergency department visit with low level of medical decision making | 18 | $961 | $53 |
| Hospital observation care on day of discharge | 14 | $932 | $67 |
| Ultrasound of heart, follow-up | 17 | $396 | $23 |
2018: 3 services
| Emergency department visit with high level of medical decision making | 64 | $9,423 | $147 |
| Emergency department visit with moderate level of medical decision making | 31 | $3,031 | $98 |
| Emergency department visit with low level of medical decision making | 12 | $579 | $48 |
Medicaid work
$42,169 in 2024
Medicaid paid $42,169 for 451 billed services this clinician did in 2024, up to 47 people in a month for one service.
Medicaid and CHIP claims where this clinician did the service, fee-for-service and managed care together. Any month with fewer than 11 patients is hidden, so small Medicaid practices undercount.
| EMERGENCY DEPARTMENT VISIT HIGH MDM | 338 | $33,877 |
| EMERGENCY DEPT VISIT MOD MDM | 113 | $8,292 |
| 2024 | 451 | 2 | 47 | $42,169 |
| 2023 | 397 | 3 | 35 | $33,096 |
| 2022 | 364 | 2 | 48 | $25,597 |
| 2021 | 303 | 2 | 31 | $20,846 |
| 2020 | 300 | 3 | 24 | $23,062 |
| 2019 | 275 | 3 | 28 | $22,417 |
| 2018 | 158 | 3 | 23 | $11,462 |
See the largest Medicaid services in earlier years
2023
| EMERGENCY DEPARTMENT VISIT HIGH MDM | 170 | $16,691 |
| EMERGENCY DEPT VISIT MOD MDM | 171 | $13,518 |
| EMERGENCY DEPT VISIT LOW MDM | 56 | $2,886 |
2022
| EMERGENCY DEPT VISIT MOD MDM | 331 | $22,712 |
| EMERGENCY DEPARTMENT VISIT HIGH MDM | 33 | $2,885 |
2021
| EMERGENCY DEPT VISIT MOD MDM | 240 | $14,857 |
| EMERGENCY DEPARTMENT VISIT HIGH MDM | 63 | $5,989 |
2020
| EMERGENCY DEPARTMENT VISIT HIGH MDM | 188 | $16,762 |
| EMERGENCY DEPT VISIT MOD MDM | 62 | $3,897 |
| EMERGENCY DEPT VISIT LOW MDM | 50 | $2,403 |
2019
| EMERGENCY DEPARTMENT VISIT HIGH MDM | 150 | $13,910 |
| EMERGENCY DEPT VISIT MOD MDM | 111 | $7,825 |
| EMERGENCY DEPT VISIT LOW MDM | 14 | $682 |
2018
| EMERGENCY DEPT VISIT MOD MDM | 88 | $6,253 |
| EMERGENCY DEPARTMENT VISIT HIGH MDM | 44 | $3,829 |
| EMERGENCY DEPT VISIT LOW MDM | 26 | $1,380 |
Money from drug and device companies
$48 in 2022
A payment is not proof that care is biased.
| Abbott Laboratories | Perclose Proglide | $48 | 1 payment
|
See the published payment
| Abbott Laboratories | Meals · 2022-10-27 | Perclose Proglide | $48 |
Checkups this office reported
Medicare did not publish checkup rates for this clinician.
- Medicare’s overall office score
- 76.5 / 100
- Scores the office’s reporting and systems. It is not a grade for how the doctor treats you.
Professional record
- NPI
- 1861889065
- Licence
- CA A143793California A143793: Current · expires 2028-02-29
- Trained
- University of North Carolina at Chapel Hill School of Medicine, 2015
- Group
- Stanford Health Care
- Gender
- Male
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 207P00000X (207P00000X); Federal specialty code 207QB0002X (207QB0002X)
- Mailing address
- 300 Pasteur Dr, Stanford, CA, 94305
- NPI first listed
- 2015-04-25
- NPI last updated
- 2024-03-19
- NPI record certified
- 2024-03-19
This is when the NPI record was last certified, not a medical board exam.