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Quan Thai

Nurse Practitioner · Stanford

NPI 1700029105

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
Not verified
Not the same as out of network.
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.

Plan participation

Not verified

We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Quan Thai’s office at (650) 723-4000 to ask if they take your plan before you enroll.

California Medical Board record

Licence A15697 · Cancelled

Licence status: Cancelled · since 1954 · University of California San Francisco School of Medicine.

License has been voluntarily canceled, or the license has been expired for at least five years and has not been renewed. No practice is permitted.

Matched on the licence number without its letter prefix; check the name before relying on it.

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 it
    Overall 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.

Every scored measure at Stanford Health Care
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths5.31 (4.24 to 6.37) · 8,661 casesWorseJul 2022 – Jun 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits14.1 (12.7 to 15.7) · 2,191 casesWorseJan 2024 – Dec 2024
Postoperative respiratory failure rateComplications and deaths4.08 (1.95 to 6.21) · 5,296 casesBetterJul 2022 – Jun 2024
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.317BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.446BetterOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0.241BetterOct 2024 – Sep 2025
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.7 (0.6 to 0.9) · 3,348 casesBetterJan 2024 – Dec 2024
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.06 (0.45 to 1.67) · 5,374 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.86 (0.72 to 1)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths166.09 (137.88 to 194.3) · 470 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths1.1 · 192 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths6.4 · 146 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths9.7 · 253 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths6.3 · 880 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths10.3 · 935 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths8.7 · 501 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths2.1 · 7,730 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.13 (0 to 0.27) · 20,799 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.28 (0.14 to 0.43) · 23,182 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths0.94 (0.2 to 1.68) · 5,694 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.36 (1.54 to 3.19) · 7,846 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths5.2 (3.76 to 6.64) · 5,603 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.38 (0.23 to 2.53) · 2,211 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.52 (0.21 to 0.83) · 19,915 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.6 · 416 casesNoneApr 2023 – Mar 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.869No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.857No differentOct 2024 – Sep 2025
SSI - Abdominal HysterectomyInfections0.368No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits16.2 · 247 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits20.5 · 1,021 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits47.8 · 258 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-1.6 · 990 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits20.8 · 976 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits16.5 · 959 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits5.2 (4.4 to 6.2) · 2,191 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits5.1 · 425 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits9.6 · 158 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits19.6 · 183 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits12.7 (10.4 to 15.4) · 4,578 casesNo differentJan 2022 – Dec 2024

What patients said (6,810 patients answered, 25% of those asked)

Patient survey stars by topic at Stanford Health Care
Cleanliness4
Nurse communication4
Doctor communication4
Communication about medicines3
Discharge information4
Overall hospital rating4
Quietness2
Recommend hospital5
Share of patients giving the best answer at Stanford Health Care
Room was "always" clean75%
Nurses "always" communicated well82%
Doctors "always" communicated well81%
Staff "always" explained63%
Yes, staff "did" give patients this information89%
Yes, staff "did" give patients information about help after discharge89%
Doctors "always" explained things so they could understand76%
Doctors "always" listened carefully80%
Doctors "always" treated them with courtesy and respect87%
Patients who gave a rating of "9" or "10" (high)79%
Staff "always" explained new medications76%
Nurses "always" explained things so they could understand77%
Nurses "always" listened carefully79%
Nurses "always" treated them with courtesy and respect88%
"Always" quiet at night53%
"YES", patients would definitely recommend the hospital83%
Staff "always" explained possible side effects50%
Yes, staff "did" give patients information about possible symptoms90%

Original Medicare doctor bills

$10,483

Medicare paid this office $10,483 for 108 people. Most of that is long return visits and Botox.

This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.

Largest Original Medicare bills
Long return visit (40+ min)44$5,310$111
Long return visit (40+ min)16$1,775$104
Return visit (30+ min)16$1,270$75

Who their Medicare patients are

108 Original Medicare patients in 2024. Average age 74 · Women 62% · Also on Medicaid 32% · Health risk score 2.87. Sicker patients than 9 in 10 peers; the typical nurse practitioner clinician is at 1.42.

Conditions among them: High blood pressure 75% · Cancer 50% · Diabetes 34% · Coronary heart disease 32% · Chronic kidney disease 32% · Atrial fibrillation 32% · Heart failure 29% · Depression 23% · COPD 16% · Dementia 15% · Stroke 11%.

The office billed $39,598, Medicare allowed $13,391 and paid $10,483; for 134 services of 5 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

Original Medicare by year
2024108134742.87$39,598$10,483
2023140168712.43$23,881$11,164
2022169210732.32$34,059$15,557
2021204244732.50$28,799$18,608
20203844721.85$9,604$3,216
20192124742.24$4,398$1,270

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: 7 services

Original Medicare services billed in 2023
Long return visit (40+ min)32$3,487$103
Return visit (30+ min)42$3,186$74
Long return visit (40+ min)11$1,227$102
Short return visit (20+ min)18$933$52
Return visit (30+ min)12$755$58
Short return visit (20+ min)11$614$51
Short return visit13$361$28

2022: 7 services

Original Medicare services billed in 2022
Long return visit (40+ min)48$5,524$108
Return visit (30+ min)35$2,618$71
Long return visit (40+ min)19$2,552$106
Return visit (30+ min)26$1,978$73
Short return visit (20+ min)28$1,421$47
Short return visit (20+ min)14$772$51
Short return visit11$310$28

2021: 7 services

Original Medicare services billed in 2021
Long return visit (40+ min)48$6,318$119
Return visit (30+ min)44$3,696$79
Short return visit (20+ min)38$2,482$54
Return visit (30+ min)31$2,427$76
Long return visit (40+ min)15$1,879$117
Short return visit (20+ min)16$919$54
Short return visit23$656$27

2020: 1 service

Original Medicare services billed in 2020
Long return visit (40+ min)16$1,601$94

Money from drug and device companies

$594 in 2025

Industry payments by year
20251220None$594
20241013None$348
202369None$378
202245None$178
202166None$236

Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.

A payment is not proof that care is biased.

Payments by company
E.R. Squibb & Sons L.L.C.Opdivo$128
1 payment
  • Meals for Opdivo · 2025-02-11 · $128
AstraZeneca Pharmaceuticals LPCalquence$81
4 payments
  • Meals for Calquence · 2025-10-28 · $30
  • Meals for Calquence · 2025-08-29 · $14
  • Meals for Calquence · 2025-04-25 · $15
  • Meals for Calquence · 2025-01-01 · $22
Daiichi SankyoVanflyta$64
3 payments
  • Meals for Vanflyta · 2025-11-12 · $29
  • Meals for Enhertu · 2025-09-23 · $14
  • Meals for Vanflyta · 2025-06-27 · $21
Merck Sharp & DohmeKeytruda$59
2 payments
  • Meals for Keytruda · 2025-07-25 · $31
  • Meals for Welireg · 2025-01-31 · $28
GlaxoSmithKlineOjjaara$54
2 payments
  • Meals for Ojjaara · 2025-10-16 · $28
  • Meals for Ojjaara · 2025-01-23 · $26
Novartis PharmaceuticalsFabhalta$49
2 payments
  • Meals for Fabhalta · 2025-04-24 · $25
  • Meals for Fabhalta · 2025-02-27 · $24
See all 20 published payments
Every published payment
Stemline TherapeuticsMeals · 2025-11-29Elzonris$29
Daiichi SankyoMeals · 2025-11-12Vanflyta$29
Janssen BiotechMeals · 2025-11-10Talvey$39
AstraZeneca Pharmaceuticals LPMeals · 2025-10-28Calquence$30
PharmaEssentia USAMeals · 2025-10-27Besremi$19
Syndax PharmaceuticalsMeals · 2025-10-23None$24
GlaxoSmithKlineMeals · 2025-10-16Ojjaara$28
Daiichi SankyoMeals · 2025-09-23Enhertu$14
Regeneron Healthcare SolutionsMeals · 2025-09-05Lynozyfic$25
AstraZeneca Pharmaceuticals LPMeals · 2025-08-29Calquence$14
Merck Sharp & DohmeMeals · 2025-07-25Keytruda$31
AbbvieMeals · 2025-07-15Imbruvica$24
Daiichi SankyoMeals · 2025-06-27Vanflyta$21
AstraZeneca Pharmaceuticals LPMeals · 2025-04-25Calquence$15
Novartis PharmaceuticalsMeals · 2025-04-24Fabhalta$25
Novartis PharmaceuticalsMeals · 2025-02-27Fabhalta$24
E.R. Squibb & Sons L.L.C.Meals · 2025-02-11Opdivo$128
Merck Sharp & DohmeMeals · 2025-01-31Welireg$28
GlaxoSmithKlineMeals · 2025-01-23Ojjaara$26
AstraZeneca Pharmaceuticals LPMeals · 2025-01-01Calquence$22
See earlier years (2024, 2023, 2022, 2021)

2024: $348

Payments by company in 2024
Merck Sharp & DohmeKeytruda$65
2 payments
  • Meals for Keytruda · 2024-11-07 · $34
  • Meals for Keytruda · 2024-10-25 · $31
AbbvieEpkinly$63
2 payments
  • Meals for Epkinly · 2024-08-20 · $34
  • Meals for Imbruvica · 2024-05-09 · $29
E.R. Squibb & Sons L.L.C.None$42
2 payments
  • Meals · 2024-07-31 · $21
  • Meals · 2024-02-12 · $22
Janssen BiotechDarzalex$39
1 payment
  • Meals for Darzalex · 2024-11-11 · $39
AstraZeneca Pharmaceuticals LPEnhertu$31
1 payment
  • Meals for Enhertu · 2024-04-18 · $31
Lilly USACyramza$27
1 payment
  • Meals for Cyramza · 2024-05-01 · $27
Adaptive BiotechnologiesClonoseq$23
1 payment
  • Meals for Clonoseq · 2024-12-03 · $23
Kite PharmaYescarta$22
1 payment
  • Meals for Yescarta · 2024-05-31 · $22
EMD SeronoNone$18
1 payment
  • Meals · 2024-01-11 · $18
Astellas Pharma USPadcev$18
1 payment
  • Meals for Padcev · 2024-05-30 · $18

2023: $378

Payments by company in 2023
E.R. Squibb & Sons L.L.C.None$203
4 payments
  • Meals · 2023-12-15 · $8
  • Meals · 2023-07-09 · $30
  • Meals · 2023-05-10 · $47
  • Meals · 2023-02-25 · $118
Myriad Genetic LaboratoriesPrecisetumor$68
1 payment
  • Meals for Precisetumor · 2023-03-02 · $68
Genentech USATecentriq$35
1 payment
  • Meals for Tecentriq · 2023-09-14 · $35
AstraZeneca Pharmaceuticals LPEnhertu$33
1 payment
  • Meals for Enhertu · 2023-08-25 · $33
Kite PharmaYescarta$23
1 payment
  • Meals for Yescarta · 2023-11-28 · $23
Ipsen BiopharmaceuticalsSomatuline Depot$15
1 payment
  • Meals for Somatuline Depot · 2023-02-15 · $15

2022: $178

Payments by company in 2022
E.R. Squibb & Sons L.L.C.None$104
2 payments
  • Meals · 2022-10-03 · $19
  • Meals · 2022-06-02 · $85
AstraZeneca Pharmaceuticals LPCalquence$29
1 payment
  • Meals for Calquence · 2022-01-20 · $29
AmgenNplate$25
1 payment
  • Meals for Nplate · 2022-10-24 · $25
Gilead SciencesTrodelvy$19
1 payment
  • Meals for Trodelvy · 2022-10-21 · $19

2021: $236

Payments by company in 2021
AbbVieVenclexta$95
1 payment
  • Education for Venclexta · 2021-05-08 · $95
E.R. Squibb & Sons L.L.C.None$55
1 payment
  • Meals · 2021-12-11 · $55
GlaxoSmithKlineZejula$24
1 payment
  • Meals for Zejula · 2021-07-19 · $24
CelgeneNone$24
1 payment
  • Meals · 2021-06-10 · $24
GenzymeElitek$22
1 payment
  • Meals for Elitek · 2021-08-09 · $22
Rigel PharmaceuticalsTavalisse$17
1 payment
  • Meals for Tavalisse · 2021-02-22 · $17

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
1700029105
Licence
CA 15697California A15697: Cancelled
Trained
Perelman School of Med at the University of Pennsylvania, 2003
Gender
Female
More record details
Sole proprietor
No
Taxonomy
Nurse practitioner (363L00000X); Federal specialty code 363LA2200X (363LA2200X)
Mailing address
300 Pasteur Dr, Stanford, CA, 94305
NPI first listed
2009-04-14
NPI last updated
2025-12-30
NPI record certified
2025-12-30

This is when the NPI record was last certified, not a medical board exam.