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Nate E Kelly, MD

Anesthesiology · Mountain View

NPI 1013105725

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
1
1 carrier
Office
1

Offices

1 location · Sutter Bay Medical Foundation · 3,783 clinicians in this group

Looking this up.

Hospitals listed: Sequoia Hospital. 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. Kelly’s office at (650) 691-6174 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

Plans whose provider directory lists this clinician
DualConnect (HMO D-SNP)Santa Clara Family Health PlanListedSep 1, 2026

California Medical Board record

Licence A99273 · Current

Licensed to practise in California · since 2007 · expires 2028-07-31 · University of California, Los Angeles School of Medicine.

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.

  • Sequoia HospitalRedwood City, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of CommonSpirit Health, which runs 145 hospitals in 19 statesPatients rate it 4 of 5 · 81% would definitely recommend it
    Overall rating: 5 of 5 starsBetter than the national rate — Death rate among surgical inpatients with serious treatable complications: 104.12 (51.8 to 156.44) · 56 cases, Jul 2022 – Jun 2024Better than the national rate — Clostridium Difficile (C.Diff): 0, Oct 2024 – Sep 2025
See every measure and the patient survey for Sequoia Hospital

Behind the star rating — Deaths: 2 better, 6 the same, 0 worse of 8 measures. Safety: 1 better, 4 the same, 0 worse of 5 measures. Readmissions: 3 better, 6 the same, 0 worse of 9 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at Sequoia Hospital
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths104.12 (51.8 to 156.44) · 56 casesBetterJul 2022 – Jun 2024
Clostridium Difficile (C.Diff)Infections0BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths0.95 (0 to 1.98) · 472 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.91 (0.58 to 1.24)No differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths1.8 · 68 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths12.5 · 72 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths9.1 · 258 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths15.5 · 171 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths9.3 · 81 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.2 · 1,231 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.23 (0.01 to 0.44) · 3,018 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.23 (0.03 to 0.44) · 3,164 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths2.59 (0.47 to 4.71) · 1,402 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.47 (0.04 to 2.9) · 926 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths1.68 (0.21 to 3.16) · 1,310 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths9.54 (4.42 to 14.67) · 978 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths4.98 (1.61 to 8.36) · 924 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.69 (0.19 to 3.19) · 192 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.57 (0 to 1.43) · 2,501 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.5 · 332 casesNoneApr 2023 – Mar 2025
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.702No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0.853No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits14.2 · 67 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits22.3 · 295 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits-27.1 · 76 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-22.3 · 304 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits-4.6 · 178 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits17.3 · 180 casesNoneJul 2023 – Jun 2025
Rate of readmission after hip/knee replacementUnplanned return visits5.1 · 305 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits10.9 · 41 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits19.7 · 29 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits13.1 (9.7 to 17.7) · 129 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.9 (0.7 to 1.2) · 713 casesNo differentJan 2024 – Dec 2024

What patients said (631 patients answered, 27% of those asked)

Patient survey stars by topic at Sequoia Hospital
Cleanliness4
Nurse communication4
Doctor communication4
Communication about medicines3
Discharge information4
Overall hospital rating4
Quietness3
Recommend hospital5
Share of patients giving the best answer at Sequoia Hospital
Room was "always" clean78%
Nurses "always" communicated well80%
Doctors "always" communicated well82%
Staff "always" explained60%
Yes, staff "did" give patients this information88%
Yes, staff "did" give patients information about help after discharge86%
Doctors "always" explained things so they could understand76%
Doctors "always" listened carefully81%
Doctors "always" treated them with courtesy and respect89%
Patients who gave a rating of "9" or "10" (high)77%
Staff "always" explained new medications76%
Nurses "always" explained things so they could understand77%
Nurses "always" listened carefully77%
Nurses "always" treated them with courtesy and respect88%
"Always" quiet at night55%
"YES", patients would definitely recommend the hospital81%
Staff "always" explained possible side effects44%
Yes, staff "did" give patients information about possible symptoms91%

Original Medicare doctor bills

$79,198

Medicare paid this office $79,198 for 306 people.

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

Largest Original Medicare bills
Anesthesia for procedure to assess heart electrical activity49$19,410$388
Anesthesia for other procedure on large bowel using an endoscope51$7,650$150
Anesthesia for procedure on small and large bowel using an endoscope19$2,534$133
Anesthesia for procedure on eyelid11$2,143$195
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope17$1,941$114
See all 10 services
Every Original Medicare service billed
Anesthesia for procedure to assess heart electrical activity49$19,410$388
Anesthesia for other procedure on large bowel using an endoscope51$7,650$150
Anesthesia for procedure on small and large bowel using an endoscope19$2,534$133
Anesthesia for procedure on eyelid11$2,143$195
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope17$1,941$114
Insertion of artery tube for blood sampling or infusion through skin50$1,899$37
Insertion of non-tunneled central venous tube for infusion (5 years or older)14$1,358$71
Anesthesia for procedure to correct abnormal heart rhythm12$1,125$94
Ultrasonic guidance for blood vessel access32$426$12
Insertion of probe in esophagus for heart ultrasound39$379$9

Who their Medicare patients are

306 Original Medicare patients in 2024. Average age 75 · Women 47% · Also on Medicaid 8% · Health risk score 1.14. At or below the middle of the specialty; the typical anesthesiology clinician is at 1.54.

Conditions among them: High blood pressure 71% · Coronary heart disease 35% · Atrial fibrillation 35% · Diabetes 24% · Chronic kidney disease 23% · Depression 17% · Heart failure 16% · Cancer 13% · COPD 11% · Stroke 7% · Dementia 5%.

The office billed $632,979, Medicare allowed $98,425 and paid $79,198; for 485 services of 60 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
2024306485751.14$632,979$79,198
2023177385761.78$530,952$64,723
2022111213761.60$290,771$34,871
2021208270761.50$559,740$49,160
2020175246741.39$490,182$43,762
2019234483761.67$700,260$73,647
2018236532761.44$659,201$82,146
2017191351751.62$437,197$61,039
2016260436761.63$498,244$73,908
20154662731.50$71,621$11,958

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: 9 services

Original Medicare services billed in 2023
Anesthesia for procedure to assess heart electrical activity38$15,430$406
Anesthesia for procedure on heart and large blood vessels12$5,228$436
Anesthesia for x-ray or radiation therapy23$3,835$167
Anesthesia for x-ray on arteries14$3,379$225
Insertion of non-tunneled central venous tube for infusion (5 years or older)20$2,075$72
Insertion of artery tube for blood sampling or infusion through skin48$1,843$38
Ultrasound of heart with probe in esophagus, with report15$1,411$94
Ultrasonic guidance for blood vessel access44$673$12
Insertion of probe in esophagus for heart ultrasound32$306$10

2022: 5 services

Original Medicare services billed in 2022
Anesthesia for procedure to assess heart electrical activity11$4,641$422
Insertion of artery tube for blood sampling or infusion through skin20$757$38
Ultrasonic guidance for needle placement13$353$27
Ultrasonic guidance for blood vessel access12$180$12
Insertion of probe in esophagus for heart ultrasound12$117$10

2021: 5 services

Original Medicare services billed in 2021
Anesthesia for procedure to assess heart electrical activity15$6,748$450
Anesthesia for other procedure on large bowel using an endoscope25$3,549$142
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope18$2,225$124
Anesthesia for procedure on small and large bowel using an endoscope12$1,809$151
Anesthesia for lens surgery12$1,422$119

2020: 4 services

Original Medicare services billed in 2020
Anesthesia for lens surgery27$3,358$124
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope15$1,994$133
Insertion of artery tube for blood sampling or infusion through skin12$478$40
Ultrasonic guidance for blood vessel access12$171$13

2019: 14 services

Original Medicare services billed in 2019
Anesthesia for procedure to assess heart electrical activity11$4,640$422
Anesthesia for other procedure on lower abdomen12$3,304$275
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope21$2,739$130
Anesthesia for lens surgery21$2,616$125
Ultrasound of heart with probe in esophagus, with report24$2,478$99
Anesthesia for other procedure on large bowel using an endoscope15$2,102$140
Insertion of artery tube for blood sampling or infusion through skin38$1,490$39
Insertion of non-tunneled central venous tube for infusion (5 years or older)16$1,200$75
Insertion of tube in pulmonary artery for monitoring14$1,088$78
Ultrasonic guidance for blood vessel access36$720$13
Ultrasound of heart blood flow, valves and chambers24$419$17
Ultrasonic guidance for needle placement12$347$29
3d radiographic procedure12$107$9
Ultrasound of heart with color-depicted blood flow, rate and valve function24$73$3

2018: 12 services

Original Medicare services billed in 2018
Anesthesia for procedure on heart and large blood vessels12$6,811$524
Anesthesia for lens surgery22$2,858$130
Ultrasound of heart with probe in esophagus, with report25$2,470$99
Anesthesia for other procedure on large bowel using an endoscope16$2,375$148
Insertion of non-tunneled central venous tube for infusion (5 years or older)23$2,134$89
Insertion of artery tube for blood sampling or infusion through skin45$1,781$39
Insertion of tube in pulmonary artery for monitoring15$1,415$94
Ultrasonic guidance for blood vessel access39$859$13
Ultrasonic guidance for needle placement19$584$29
Ultrasound of heart blood flow, valves and chambers24$401$17
3d radiographic procedure12$107$9
Ultrasound of heart with color-depicted blood flow, rate and valve function24$70$3

2017: 10 services

Original Medicare services billed in 2017
Ultrasound of heart with probe in esophagus, with report23$2,368$99
Anesthesia for procedure on gastrointestinal tract using an endoscope12$1,784$149
Anesthesia for other procedure on lower leg, ankle, and foot bones11$1,677$152
Anesthesia for lens surgery13$1,553$119
Insertion of tube in pulmonary artery for monitoring13$1,455$112
Insertion of non-tunneled central venous tube for infusion (5 years or older)12$1,377$106
Insertion of artery tube for blood sampling or infusion through skin24$1,071$45
Ultrasound of heart blood flow, valves and chambers20$350$17
Ultrasonic guidance for blood vessel access23$320$13
Ultrasound of heart with color-depicted blood flow, rate and valve function19$58$3

2016: 13 services

Original Medicare services billed in 2016
Anesthesia for lens surgery34$4,317$127
Anesthesia for procedure for total knee joint replacement12$4,222$352
Anesthesia for procedure on lower intestine using an endoscope21$3,316$158
Anesthesia for other procedure on upper abdomen11$2,645$240
Ultrasound of heart with probe in esophagus, with report22$2,396$109
Anesthesia for retinal surgery13$2,354$181
Anesthesia for other procedure on lower leg, ankle, and foot bones13$2,109$162
Anesthesia for procedure on gastrointestinal tract using an endoscope13$1,974$141
Insertion of artery tube for blood sampling or infusion through skin29$1,294$45
Ultrasonic guidance for needle placement13$390$30
Ultrasound of heart blood flow, valves and chambers21$349$17
Ultrasonic guidance for blood vessel access25$320$13
Ultrasound of heart with color-depicted blood flow, rate and valve function22$64$3

Money from drug and device companies

$133 in 2019

A payment is not proof that care is biased.

Payments by company
Merck Sharp & DohmeBridion$133
1 payment
  • Meals for Bridion · 2019-05-20 · $133
See the published payment
Every published payment
Merck Sharp & DohmeMeals · 2019-05-20Bridion$133

Professional record

NPI
1013105725
Licence
CA A99273California A99273: Current · expires 2028-07-31
Trained
University of California, Geffen School of Medicine, 2005
Gender
Male
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 207L00000X (207L00000X)
Mailing address
325 Distel Cir, Los Altos, CA, 94022
NPI first listed
2007-10-09
NPI last updated
2022-01-11
NPI record certified
2022-01-11

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