Skip to main content
UniHealth

Doctor search

James Marvel, MD

Emergency Medicine · Stanford

NPI 1558717983

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 · Stanford Health Care · Emergency Physicians Associates San Jose PC

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

California Medical Board record

Licence A144487 · Current

Licensed to practise in California · since 2016 · expires 2028-05-31 · Columbia University College of Physicians and Surgeons.

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

$51,757

Medicare paid this office $51,757 for 356 people.

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

Largest Original Medicare bills
Emergency department visit with high level of medical decision making271$39,009$142
Emergency department visit with moderate level of medical decision making53$5,065$96
Critical care, first 30-74 minutes27$5,006$185

Who their Medicare patients are

356 Original Medicare patients in 2024. Average age 74 · Under 65 12% · 85 and older 21% · Women 58% · Also on Medicaid 43% · Health risk score 2.65. Sicker patients than 9 in 10 peers; the typical emergency medicine clinician is at 2.01.

Conditions among them: High blood pressure 75% · Chronic kidney disease 38% · Diabetes 37% · Coronary heart disease 35% · Atrial fibrillation 33% · Heart failure 32% · Depression 29% · Cancer 24% · Dementia 23% · Stroke 18% · COPD 17%.

The office billed $319,498, Medicare allowed $67,146 and paid $51,757; for 401 services of 26 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
2024356401742.65$319,498$51,757
2023291336742.46$232,016$39,698
2022393426761.89$267,152$50,139
2021447484742.08$266,243$57,734
2020419496752.19$319,005$59,214
2019124133712.35$73,537$16,232

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: 5 services

Original Medicare services billed in 2023
Emergency department visit with high level of medical decision making145$22,274$148
Emergency department visit with moderate level of medical decision making93$9,604$103
Critical care, first 30-74 minutes20$3,947$188
Emergency department visit with low level of medical decision making24$1,098$46
Ultrasound of heart, follow-up13$269$21

2022: 5 services

Original Medicare services billed in 2022
Emergency department visit with high level of medical decision making125$20,246$161
Emergency department visit with moderate level of medical decision making169$19,327$114
Initial hospital observation care per day, typically 30 minutes18$1,831$102
Emergency department visit with straightforward medical decision making31$1,169$37
Hospital observation care on day of discharge11$917$83

2021: 6 services

Original Medicare services billed in 2021
Emergency department visit with moderate level of medical decision making196$23,744$120
Emergency department visit with high level of medical decision making127$21,227$165
Initial hospital observation care per day, typically 70 minutes16$3,101$194
Hospital observation care on day of discharge39$2,992$77
Initial hospital observation care per day, typically 30 minutes17$1,847$109
Emergency department visit with straightforward medical decision making31$1,229$40

2020: 7 services

Original Medicare services billed in 2020
Emergency department visit with high level of medical decision making208$33,447$159
Emergency department visit with moderate level of medical decision making89$9,801$108
Critical care, first 30-74 minutes20$4,294$215
Hospital observation care on day of discharge35$2,447$68
Emergency department visit with low level of medical decision making39$2,285$57
Initial hospital observation care per day, typically 30 minutes21$1,910$91
Ultrasound of heart, follow-up11$240$22

2019: 2 services

Original Medicare services billed in 2019
Emergency department visit with high level of medical decision making68$10,093$148
Emergency department visit with moderate level of medical decision making33$3,159$96

Medicaid work

$61,729 in 2024

Medicaid paid $61,729 for 561 billed services this clinician did in 2024, up to 55 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
EMERGENCY DEPARTMENT VISIT HIGH MDM420$48,570
EMERGENCY DEPT VISIT MOD MDM141$13,159
Medicaid work by year
2024561255$61,729
2023576547$42,979
2022428353$30,730
2021386339$23,733
2020264327$17,878
2019138321$9,202
See the largest Medicaid services in earlier years

2023

Largest Medicaid services in 2023
EMERGENCY DEPT VISIT MOD MDM279$20,847
EMERGENCY DEPARTMENT VISIT HIGH MDM199$18,168
EMERGENCY DEPT VISIT LOW MDM74$3,730
COMPREHENSIVE METABOLIC PANEL12$135
Blood count; complete (CBC), automated (Hgb, Hct, RBC, WBC and platelet count) and automated differential WBC count12$99

2022

Largest Medicaid services in 2022
EMERGENCY DEPT VISIT MOD MDM338$25,433
EMERGENCY DEPARTMENT VISIT HIGH MDM51$4,443
EMERGENCY DEPARTMENT VISIT STRAIGHTFORWARD MDM39$855

2021

Largest Medicaid services in 2021
EMERGENCY DEPT VISIT MOD MDM269$16,806
EMERGENCY DEPARTMENT VISIT HIGH MDM77$6,113
EMERGENCY DEPARTMENT VISIT STRAIGHTFORWARD MDM40$813

2020

Largest Medicaid services in 2020
EMERGENCY DEPARTMENT VISIT HIGH MDM146$12,594
EMERGENCY DEPT VISIT LOW MDM74$2,714
EMERGENCY DEPT VISIT MOD MDM44$2,571

2019

Largest Medicaid services in 2019
EMERGENCY DEPT VISIT MOD MDM71$4,353
EMERGENCY DEPARTMENT VISIT HIGH MDM47$3,942
EMERGENCY DEPT VISIT LOW MDM20$908

Professional record

NPI
1558717983
Licence
CA A144487California A144487: Current · expires 2028-05-31
Trained
Columbia University College of Physicians and Surgeons, 2015
Group
Stanford Health Care · Emergency Physicians Associates San Jose PC
Gender
Male
More record details
Sole proprietor
Yes
Taxonomy
Federal specialty code 207P00000X (207P00000X)
Mailing address
300 Pasteur Dr, Stanford, CA, 94305
NPI first listed
2016-05-04
NPI last updated
2024-03-23
NPI record certified
2024-03-23

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

Extra NPI addresses: 1520 Rodney Dr Apt 411, Los Angeles, CA, 90027