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Nan Ye Lei, DO

Hospitalist · Santa Clara

NPI 1265936132

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 · Permanente Medical Group Inc · 10,928 clinicians in this group

Looking this up.

Hospitals listed: Kaiser Foundation Hospital - South San Francisco. 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 Dr. Lei’s office at (408) 851-1000 to ask if they take your plan before you enroll.

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.

  • Kaiser Foundation Hospital - South San FranciscoSouth San Francisco, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency departmentPart of Kaiser Permanente, which runs 41 hospitals in 3 statesPatients rate it 4 of 5 · 74% would definitely recommend it
    Overall rating: 4 of 5 starsBetter than the national rate — Clostridium Difficile (C.Diff): 0, Oct 2024 – Sep 2025
See every measure and the patient survey for Kaiser Foundation Hospital - South San Francisco

Behind the star rating — Deaths: 0 better, 1 the same, 0 worse of 1 measures. Safety: 1 better, 5 the same, 0 worse of 6 measures. Readmissions: 0 better, 1 the same, 0 worse of 1 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at Kaiser Foundation Hospital - South San Francisco
Clostridium Difficile (C.Diff)Infections0BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.04 (0 to 2.12) · 89 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.97 (0.49 to 1.46)No differentJul 2022 – Jun 2024
Death rate for stroke patientsComplications and deaths14.3 · 195 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.7 · 1,992 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.21 (0 to 0.44) · 562 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.31 (0.1 to 0.53) · 589 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.37 (0.77 to 5.96) · 64 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.66 (0 to 3.39) · 26 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.31 (0.58 to 4.04) · 57 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths8.99 (0 to 18.96) · 27 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.49 (0 to 1.68) · 433 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.1 · 108 casesNoneApr 2023 – Mar 2025
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.772No differentOct 2024 – Sep 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.867No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits14.9 · 75 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits22.4 · 520 casesNoneJul 2023 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits21.2 · 562 casesNoneJul 2023 – Jun 2025
Rate of readmission after hip/knee replacementUnplanned return visits5.3 · 111 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits21 · 149 casesNoneJul 2023 – Jun 2025

What patients said (553 patients answered, 27% of those asked)

Patient survey stars by topic at Kaiser Foundation Hospital - South San Francisco
Cleanliness4
Nurse communication3
Doctor communication4
Communication about medicines3
Discharge information4
Overall hospital rating4
Quietness2
Recommend hospital4
Share of patients giving the best answer at Kaiser Foundation Hospital - South San Francisco
Room was "always" clean74%
Nurses "always" communicated well77%
Doctors "always" communicated well82%
Staff "always" explained61%
Yes, staff "did" give patients this information87%
Yes, staff "did" give patients information about help after discharge87%
Doctors "always" explained things so they could understand78%
Doctors "always" listened carefully81%
Doctors "always" treated them with courtesy and respect87%
Patients who gave a rating of "9" or "10" (high)73%
Staff "always" explained new medications71%
Nurses "always" explained things so they could understand71%
Nurses "always" listened carefully75%
Nurses "always" treated them with courtesy and respect85%
"Always" quiet at night39%
"YES", patients would definitely recommend the hospital74%
Staff "always" explained possible side effects50%
Yes, staff "did" give patients information about possible symptoms87%

Original Medicare doctor bills

$3,194

Medicare paid this office $3,194 for 24 people.

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

Largest Original Medicare bills
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes15$1,815$70

Who their Medicare patients are

24 Original Medicare patients in 2024. Average age 75 · Also on Medicaid 54% · Health risk score 3.34. Sicker patients than 9 in 10 peers; the typical hospitalist clinician is at 2.49.

Conditions among them: High blood pressure 75% · Chronic kidney disease 54% · Diabetes 50% · Coronary heart disease 46%.

The office billed $8,686, Medicare allowed $4,009 and paid $3,194; for 41 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
20242441753.34$8,686$3,194
20232142713.08$8,115$3,286

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: 1 service

Original Medicare services billed in 2023
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes13$1,754$70

Medicaid work

$251 in 2024

Medicaid paid $251 for 19 billed services this clinician did in 2024, up to 12 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.

Largest Medicaid services in 2024
SBSQ HOSPITAL IP/OBS CARE MOD MDM 35 MINUTES19$251
Medicaid work by year
202419112$251

Drugs they prescribed that Part D paid

$28,327

Pharmacies billed $28,327 in 2024.

This is pharmacy cost, not the office bill, and not what patients paid.

Opioids were 3% of their Part D prescriptions (17 of 583) in 2024. At or below the middle of the specialty; the typical hospitalist clinician is at 4%.

518 generic and fewer than 11 brand-name prescriptions · $28,327 in drug cost · 141 antibiotic prescriptions to 93 people.

Part D prescriptions only. The opioid rate is opioid prescriptions as a share of all this clinician's Part D prescriptions; surgeons and pain specialists run higher than others, so it is shown against the same specialty.

Largest Part D drug costs
Eliquis12$6,251$521
Cefpodoxime Proxetil43$679$16
Furosemide44$619$14
Amoxicillin-Clavulanate Potass22$326$15
Hydralazine22$249$11
See all 18 drugs
Every Part D drug this clinician prescribed
Eliquis12$6,251$521
Cefpodoxime Proxetil43$679$16
Furosemide44$619$14
Amoxicillin-Clavulanate Potass22$326$15
Hydralazine22$249$11
Doxycycline Monohydrate28$201$7
Pantoprazole18$195$11
Prednisone22$178$8
Atorvastatin17$168$10
Metoprolol19$163$9
Amlodipine Besylate13$133$10
Lisinopril14$121$9
Ciprofloxacin11$96$9
Trazodone13$92$7
Oxycodone13$86$7
Carvedilol11$86$8
Ondansetron12$77$6
Azithromycin11$71$6

Year by year

Part D prescribing by year
20245832273% (17)None$28,327
20237012364% (27)None$32,046
202219578None21%$8,256
202167240% (0)22%$6,444
2020124490% (0)None$7,247
201919140% (0)None$585

Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.

See the drugs prescribed each year

2023: 15 drugs

Part D drugs prescribed in 2023
Humulin N15$1,574$105
Cefpodoxime Proxetil55$999$18
Furosemide46$594$13
Famotidine17$512$30
Hydralazine19$430$23
Pantoprazole18$403$22
Gabapentin17$359$21
Doxycycline Monohydrate40$297$7
Prednisone23$258$11
Amoxicillin-Clavulanate Potass15$255$17
Atorvastatin22$224$10
Metoprolol19$168$9
Amlodipine Besylate15$153$10
Lisinopril17$153$9
Oxycodone13$91$7

2022: 3 drugs

Part D drugs prescribed in 2022
Furosemide17$213$13
Prednisone11$128$12
Doxycycline Monohydrate12$109$9

2020: 1 drug

Part D drugs prescribed in 2020
Allopurinol15$180$12

Money from drug and device companies

$30 in 2023

A payment is not proof that care is biased.

Payments by company
UcbFintepla$30
1 payment
  • Meals for Fintepla · 2023-04-19 · $30
See the published payment
Every published payment
UcbMeals · 2023-04-19Fintepla$30

Professional record

NPI
1265936132
Licence
CA 20A17890
Trained
Touro Un College of Osteopathic Medicine, Vallejo, 2018
Gender
Male
More record details
Sole proprietor
No
Taxonomy
Internal medicine (207R00000X)
Mailing address
1800 Harrison St Fl 7, Oakland, CA, 94612
NPI first listed
2018-03-23
NPI last updated
2022-08-16
NPI record certified
2022-08-16

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

This office lists an electronic records connection.