Skip to main content
UniHealth

Doctor search

Christopher Norton Traver, MD

General Surgery · Carmichael

NPI 1518046986

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
16
2 carriers
Offices
3

Offices

3 locations · Acute Care Surgery Medical Group Inc · County of Santa Clara

Looking this up.

Hospitals listed: Mercy San Juan Medical Center. That is not proof they admit you there this week.

Plans that list them

16 plans · 2 carriers

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Traver’s office to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

16 of 16 plans

Plans whose provider directory lists this clinician
Alignment Health BreathEasy (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Clarity (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Harmony (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes CalPlus (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes Care (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Heart & Diabetes Choice (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Honor+ Plan (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health My Choice CalCare (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health Silicon (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health smartHMO (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health the ONE (HMO)Alignment Health PlanListedOct 3, 2026
SCAN Balance (HMO C-SNP)SCAN Health PlanListedOct 3, 2026
SCAN Classic (HMO)SCAN Health PlanListedOct 3, 2026
SCAN MyChoice (HMO)SCAN Health PlanListedOct 3, 2026
SCAN Strive (HMO C-SNP)SCAN Health PlanListedOct 3, 2026

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.

  • Mercy San Juan Medical CenterCarmichael, 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 3 of 5 · 69% would definitely recommend it
    Overall rating: 3 of 5 starsBetter than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.108, Oct 2024 – Sep 2025Better than the national rate — MRSA Bacteremia: 0.144, Oct 2024 – Sep 2025
See every measure and the patient survey for Mercy San Juan Medical Center

Behind the star rating — Deaths: 0 better, 8 the same, 0 worse of 8 measures. Safety: 2 better, 5 the same, 0 worse of 7 measures. Readmissions: 1 better, 8 the same, 2 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 Mercy San Juan Medical Center
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.108BetterOct 2024 – Sep 2025
MRSA BacteremiaInfections0.144BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths0.78 (0 to 1.72) · 1,413 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.77 (0.47 to 1.07)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths195.56 (150.94 to 240.19) · 122 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths1.9 · 45 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths9.6 · 193 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths14.6 · 190 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths12.9 · 445 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths13.7 · 444 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths12.2 · 518 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.7 · 3,727 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.19 (0 to 0.39) · 8,263 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.23 (0.05 to 0.42) · 8,488 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths2.3 (0.42 to 4.18) · 1,992 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.38 (0 to 2.95) · 566 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.08 (0.71 to 3.44) · 1,929 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths6.41 (0 to 13) · 533 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths4.3 (0.68 to 7.92) · 557 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.6 (0.14 to 3.06) · 338 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.53 (0 to 1.11) · 7,155 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths4.3 · 48 casesNoneApr 2023 – Mar 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.567No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits15.1 · 283 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits22.2 · 852 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits1.4 · 183 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-14.6 · 522 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits-12.4 · 458 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits17.9 · 708 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits4.9 (3.1 to 7.5) · 102 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits10 (7 to 14) · 102 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits6.1 · 57 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits11.3 · 51 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits21.2 · 379 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits12.8 (9.5 to 17.2) · 384 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits1.1 (0.8 to 1.4) · 291 casesNo differentJan 2024 – Dec 2024

What patients said (611 patients answered, 17% of those asked)

Patient survey stars by topic at Mercy San Juan Medical Center
Cleanliness3
Nurse communication3
Doctor communication3
Communication about medicines3
Discharge information3
Overall hospital rating3
Quietness2
Recommend hospital4
Share of patients giving the best answer at Mercy San Juan Medical Center
Room was "always" clean64%
Nurses "always" communicated well77%
Doctors "always" communicated well77%
Staff "always" explained63%
Yes, staff "did" give patients this information86%
Yes, staff "did" give patients information about help after discharge86%
Doctors "always" explained things so they could understand72%
Doctors "always" listened carefully74%
Doctors "always" treated them with courtesy and respect85%
Patients who gave a rating of "9" or "10" (high)68%
Staff "always" explained new medications75%
Nurses "always" explained things so they could understand75%
Nurses "always" listened carefully72%
Nurses "always" treated them with courtesy and respect84%
"Always" quiet at night41%
"YES", patients would definitely recommend the hospital69%
Staff "always" explained possible side effects50%
Yes, staff "did" give patients information about possible symptoms86%

Original Medicare doctor bills

$19,501

Medicare paid this office $19,501 for 148 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 minutes70$5,871$65
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes48$5,148$107
Subsequent hospital care with straightforward or low level of medical decision making, per day at least 25 minutes11$514$43

Procedures Medicare counted

Procedure volume Medicare published
Hernia repair - groin (open)1-10None
Skin biopsy1-10None

Who their Medicare patients are

148 Original Medicare patients in 2024. Average age 75 · Under 65 14% · 85 and older 28% · Women 55% · Also on Medicaid 57% · Health risk score 1.93. Above the middle of the specialty; the typical general surgery clinician is at 1.69.

Conditions among them: High blood pressure 75% · Diabetes 49% · Chronic kidney disease 45% · Coronary heart disease 36% · Dementia 32% · Atrial fibrillation 31% · Depression 30% · Heart failure 26% · Stroke 26% · Cancer 22% · COPD 22%.

The office billed $109,293, Medicare allowed $25,032 and paid $19,501; for 213 services of 23 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
2024148213751.93$109,293$19,501
2023135214761.91$160,057$27,812
2022131255791.45$134,927$26,197
2021118190771.48$107,312$19,490
2020137200771.68$115,690$20,887
2019171292771.84$160,210$28,967
2018152280762.49$188,901$38,099
2017164323741.83$100,018$46,821
2016155392772.15$127,720$61,493
2015140333751.99$96,880$46,459
2014229434731.60$113,742$38,983
2013381576741.79$182,835$57,794

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: 3 services

Original Medicare services billed in 2023
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes68$6,634$70
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes29$3,369$116
Critical care, first 30-74 minutes11$2,057$187

2022: 5 services

Original Medicare services billed in 2022
Critical care, first 30-74 minutes23$8,873$193
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes72$7,649$64
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes22$2,434$111
Hospital discharge day management, 30 minutes or less12$795$66
Subsequent hospital care with straightforward or low level of medical decision making, per day at least 25 minutes15$517$30

2021: 5 services

Original Medicare services billed in 2021
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes45$4,080$66
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes22$2,484$113
Initial hospital care with moderate level of medical decision making at least 75 minutes11$2,018$183
Hospital discharge day management, 30 minutes or less18$1,212$67
Subsequent hospital care with straightforward or low level of medical decision making, per day at least 25 minutes21$842$35

2020: 5 services

Original Medicare services billed in 2020
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes58$5,202$66
Critical care, first 30-74 minutes12$3,395$200
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes19$1,919$91
Hospital discharge day management, 30 minutes or less22$1,505$68
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes11$948$86

2019: 5 services

Original Medicare services billed in 2019
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes98$8,796$62
Critical care, first 30-74 minutes24$6,297$180
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes29$2,481$86
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes19$2,160$86
Hospital discharge day management, 30 minutes or less23$1,357$59

2018: 4 services

Original Medicare services billed in 2018
Critical care, first 30-74 minutes31$13,540$222
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes69$7,181$71
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes31$2,950$95
Hospital discharge day management, 30 minutes or less27$1,973$73

2017: 6 services

Original Medicare services billed in 2017
Critical care, first 30-74 minutes63$19,967$188
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes53$4,230$62
Hospital discharge day management, more than 30 minutes39$3,670$94
Emergency department visit with high level of medical decision making23$3,282$143
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes23$2,696$117
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes17$1,796$90

2016: 6 services

Original Medicare services billed in 2016
Critical care, first 30-74 minutes59$27,277$195
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes52$4,951$63
Hospital discharge day management, more than 30 minutes44$4,279$97
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes35$4,252$121
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes26$4,074$93
Emergency department visit with high level of medical decision making15$2,228$149

2015: 7 services

Original Medicare services billed in 2015
Critical care, first 30-74 minutes45$18,219$196
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes60$9,650$93
Hospital discharge day management, more than 30 minutes32$3,221$98
Initial hospital care with moderate level of medical decision making at least 75 minutes15$2,701$180
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes21$2,567$122
Emergency department visit with high level of medical decision making15$2,239$149
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes17$1,554$65

2014: 5 services

Original Medicare services billed in 2014
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes80$12,583$90
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes116$9,889$62
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes47$5,481$117
Emergency department visit with moderate level of medical decision making32$3,190$100
Subsequent hospital care with straightforward or low level of medical decision making, per day at least 25 minutes16$575$32

2013: 4 services

Original Medicare services billed in 2013
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes188$15,518$58
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes106$11,109$84
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes73$8,071$111
Emergency department visit with moderate level of medical decision making38$3,478$92

Medicaid work

$1,672 in 2024

Medicaid paid $1,672 for 86 billed services this clinician did in 2024, up to 21 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 MINUTES86$1,672
Medicaid work by year
202486121$1,672
2023270125$4,406
2022208117$4,280
202191121$1,757
202038116$642
2019169120$3,356
2018163118$2,940
See the largest Medicaid services in earlier years

2023

Largest Medicaid services in 2023
SBSQ HOSPITAL IP/OBS CARE MOD MDM 35 MINUTES270$4,406

2022

Largest Medicaid services in 2022
SBSQ HOSPITAL IP/OBS CARE MOD MDM 35 MINUTES208$4,280

2021

Largest Medicaid services in 2021
SBSQ HOSPITAL IP/OBS CARE MOD MDM 35 MINUTES91$1,757

2020

Largest Medicaid services in 2020
SBSQ HOSPITAL IP/OBS CARE MOD MDM 35 MINUTES38$642

2019

Largest Medicaid services in 2019
SBSQ HOSPITAL IP/OBS CARE MOD MDM 35 MINUTES169$3,356

2018

Largest Medicaid services in 2018
SBSQ HOSPITAL IP/OBS CARE MOD MDM 35 MINUTES163$2,940

Checkups this office reported

Medicare did not publish checkup rates for this clinician.

Medicare’s overall office score
87.6 / 100
Scores the office’s reporting and systems. It is not a grade for how the doctor treats you.

Professional record

NPI
1518046986
Licence
CA G076524
Trained
Stanford University School of Medicine, 1991
Group
Acute Care Surgery Medical Group Inc · County of Santa Clara
Gender
Male
More record details
Sole proprietor
No
Taxonomy
Surgery (208600000X)
Mailing address
6555 Coyle Ave Ste 220, Carmichael, CA, 95608
NPI first listed
2006-11-04
NPI last updated
2025-12-17
NPI record certified
2025-12-17

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