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Clarence Miao, MD

Anesthesiology · Redwood City

NPI 1255340394

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
Not verified
Not the same as out of network.
Offices
2

Offices

2 locations · 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.

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. Miao’s office to ask if they take your plan before you enroll.

California Medical Board record

Licence A99722 · Current

Licensed to practise in California · since 2007 · expires 2029-01-31 · Dartmouth Medical School.

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

$35,731

Medicare paid this office $35,731 for 191 people.

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

Largest Original Medicare bills
Anesthesia for other procedure on eye47$5,823$121
Anesthesia for procedure on eyelid11$3,982$362
Anesthesia for retinal surgery12$2,476$206
Anesthesia for other procedure on large bowel using an endoscope18$2,009$112
Anesthesia for removal of urinary bladder tumors including use of an endoscope12$1,852$154
See all 6 services
Every Original Medicare service billed
Anesthesia for other procedure on eye47$5,823$121
Anesthesia for procedure on eyelid11$3,982$362
Anesthesia for retinal surgery12$2,476$206
Anesthesia for other procedure on large bowel using an endoscope18$2,009$112
Anesthesia for removal of urinary bladder tumors including use of an endoscope12$1,852$154
Anesthesia for exam of colon using an endoscope12$1,433$119

Who their Medicare patients are

191 Original Medicare patients in 2024. Average age 76 · Women 56% · Also on Medicaid 6% · Health risk score 0.91. At or below the middle of the specialty; the typical anesthesiology clinician is at 1.54.

Conditions among them: High blood pressure 68% · Coronary heart disease 23% · Diabetes 21% · Chronic kidney disease 21% · Cancer 15% · Atrial fibrillation 12% · Heart failure 9% · Depression 9%.

The office billed $298,694, Medicare allowed $44,614 and paid $35,731; for 205 services of 39 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
2024191205760.91$298,694$35,731
202395102761.08$142,812$17,800
2022101120760.82$184,415$23,286
2021138161750.86$235,728$29,272
20208293741.11$143,232$18,565
2019138159740.93$233,087$30,307
2018114131750.96$174,311$22,349
2017151154751.19$236,813$31,196
2016109115731.12$170,097$23,289
2015122137740.98$205,746$30,037
2014148157740.91$230,407$31,690
2013139144740.84$217,636$29,480

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
Anesthesia for other procedure on eye31$4,298$130

2022: 2 services

Original Medicare services billed in 2022
Anesthesia for total hip replacement12$4,184$349
Anesthesia for other procedure on eye25$3,727$149

2021: 3 services

Original Medicare services billed in 2021
Anesthesia for other procedure on eye33$4,789$145
Anesthesia for total hip replacement11$3,644$331
Ultrasonic guidance for needle placement11$307$28

2019: 1 service

Original Medicare services billed in 2019
Anesthesia for other procedure on eye25$4,086$157

2018: 1 service

Original Medicare services billed in 2018
Anesthesia for other procedure on eye29$4,066$140

2017: 3 services

Original Medicare services billed in 2017
Anesthesia for other procedure on eye23$3,179$138
Anesthesia for procedure on gastrointestinal tract using an endoscope14$2,179$156
Anesthesia for procedure on anus and rectum12$1,872$156

2016: 1 service

Original Medicare services billed in 2016
Anesthesia for other procedure on eye27$4,025$149

2014: 3 services

Original Medicare services billed in 2014
Anesthesia for other procedure on eye28$4,066$145
Anesthesia for removal of all or part of breast11$2,755$250
Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand15$2,115$141

2013: 3 services

Original Medicare services billed in 2013
Anesthesia for other procedure on eye24$3,477$145
Anesthesia for other procedure or exam of knee joint using an endoscope11$1,465$133
Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand11$1,252$114

Medicaid work

$180,642 in 2023

Medicaid paid $180,642 for 198 billed services this clinician did in 2023, up to 43 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 2023
Anesthesia for intraoral procedure198$180,642
Medicaid work by year
2023198143$180,642
2022104142$106,298
See the largest Medicaid services in earlier years

2022

Largest Medicaid services in 2022
Anesthesia for intraoral procedure104$106,298

Professional record

NPI
1255340394
Licence
CA A99722, MA 227494California A99722: Current · expires 2029-01-31
Trained
Geisel School of Medicine at Dartmouth, 2003
Gender
Male
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 207L00000X (207L00000X)
Mailing address
2350 W El Camino Real, 2nd Floor, Mountain View, CA, 94040
NPI first listed
2006-08-07
NPI last updated
2011-12-12

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