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David Christian Sonne, MD

Diagnostic Radiology · Oakland

NPI 1295791804

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
7

Offices

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

Looking this up.

Hospitals listed: Kaiser Foundation Hospital - Oakland/Richmond. 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. Sonne’s office 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 - Oakland/RichmondOakland, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of Kaiser Permanente, which runs 41 hospitals in 3 statesPatients rate it 3 of 5 · 72% would definitely recommend it
    Overall rating: 2 of 5 starsWorse than the national rate — SSI - Colon Surgery: 2.203, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.334, Oct 2024 – Sep 2025
See every measure and the patient survey for Kaiser Foundation Hospital - Oakland/Richmond

Behind the star rating — Deaths: 0 better, 6 the same, 0 worse of 6 measures. Safety: 2 better, 4 the same, 0 worse of 6 measures. Readmissions: 0 better, 2 the same, 2 worse of 4 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 - Oakland/Richmond
SSI - Colon SurgeryInfections2.203WorseOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.334BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths0.96 (0 to 2.01) · 443 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.01 (0.62 to 1.4)No differentJul 2022 – Jun 2024
Death rate for COPD patientsComplications and deaths8.4 · 52 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths11.2 · 40 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths10.7 · 96 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths16.7 · 94 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths10.8 · 489 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths4.1 · 4,684 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.25 (0.03 to 0.48) · 2,673 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.33 (0.12 to 0.54) · 2,783 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.39 (0.96 to 5.81) · 381 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.62 (0 to 3.32) · 146 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.07 (0.44 to 3.71) · 359 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths7.63 (0 to 16.81) · 123 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths5.35 (1.31 to 9.38) · 146 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths2.04 (0.54 to 3.55) · 115 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.79 (0 to 1.61) · 2,133 casesNo differentJul 2022 – Jun 2024
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.562No differentOct 2024 – Sep 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.715No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.876No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits13.9 · 312 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits24.2 · 974 casesNoneJul 2023 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits55.2 · 127 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits10 · 112 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits20 · 819 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20.3 · 262 casesNoneJul 2023 – Jun 2025

What patients said (2,982 patients answered, 23% of those asked)

Patient survey stars by topic at Kaiser Foundation Hospital - Oakland/Richmond
Cleanliness3
Nurse communication2
Doctor communication3
Communication about medicines2
Discharge information3
Overall hospital rating3
Quietness2
Recommend hospital4
Share of patients giving the best answer at Kaiser Foundation Hospital - Oakland/Richmond
Room was "always" clean71%
Nurses "always" communicated well73%
Doctors "always" communicated well78%
Staff "always" explained57%
Yes, staff "did" give patients this information86%
Yes, staff "did" give patients information about help after discharge88%
Doctors "always" explained things so they could understand72%
Doctors "always" listened carefully77%
Doctors "always" treated them with courtesy and respect84%
Patients who gave a rating of "9" or "10" (high)69%
Staff "always" explained new medications70%
Nurses "always" explained things so they could understand69%
Nurses "always" listened carefully69%
Nurses "always" treated them with courtesy and respect80%
"Always" quiet at night48%
"YES", patients would definitely recommend the hospital72%
Staff "always" explained possible side effects44%
Yes, staff "did" give patients information about possible symptoms85%

Original Medicare doctor bills

$8,765

Medicare paid this office $8,765 for 234 people.

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

Largest Original Medicare bills
Mri scan of brain without contrast22$1,274$58
Ct scan head or brain without contrast22$697$32
X-ray of chest, 1 view78$580$7
Ct scan of upper spine without contrast15$542$36
X-ray of chest, 2 views29$242$8

Who their Medicare patients are

234 Original Medicare patients in 2024. Average age 70 · Under 65 21% · 85 and older 13% · Women 54% · Also on Medicaid 69% · Health risk score 2.18. Above the middle of the specialty; the typical diagnostic radiology clinician is at 1.7.

Conditions among them: High blood pressure 75% · Diabetes 46% · Chronic kidney disease 37% · Coronary heart disease 32% · Stroke 30% · Atrial fibrillation 28% · Heart failure 27% · COPD 27% · Depression 27% · Dementia 24% · Cancer 15%.

The office billed $71,625, Medicare allowed $12,599 and paid $8,765; for 444 services of 59 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
2024234444702.18$71,625$8,765
2023263884692.19$82,595$10,947
2022267454702.13$72,037$8,740
2021197350702.43$58,839$8,125
2020171241702.42$45,161$7,093
2019202274692.42$45,488$7,054
2018202343712.34$56,069$6,959
2017289439692.40$97,810$11,576
2016233328692.48$51,813$7,329
2015181235702.07$43,262$4,972
2014181274682.45$34,985$5,616
2013106157671.91$45,409$6,668

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: 6 services

Original Medicare services billed in 2023
Mri scan of brain without contrast25$1,368$55
Ct scan of soft tissue of neck with contrast23$1,195$52
Ct scan head or brain without contrast29$879$29
X-ray of chest, 1 view86$691$7
Ct scan of upper spine without contrast14$422$30
X-ray of chest, 2 views27$224$8

2022: 6 services

Original Medicare services billed in 2022
Ct scan head or brain without contrast47$1,441$30
Ct scan of soft tissue of neck with contrast17$988$55
Mri scan of brain without contrast15$847$56
X-ray of chest, 1 view101$754$7
Ct scan head or brain with contrast11$469$43
X-ray of chest, 2 views38$227$6

2021: 5 services

Original Medicare services billed in 2021
Mri scan of brain without contrast20$1,288$64
Ct scan head or brain without contrast34$1,023$29
Ct scan of soft tissue of neck with contrast15$834$56
X-ray of chest, 1 view68$569$7
X-ray of chest, 2 views16$155$10

2020: 5 services

Original Medicare services billed in 2020
Ct scan of soft tissue of neck with contrast18$1,056$59
Mri scan of brain without contrast15$996$66
Ct scan head or brain without contrast23$729$30
X-ray of chest, 1 view67$590$8
X-ray of chest, 2 views14$121$9

2019: 6 services

Original Medicare services billed in 2019
Ct scan of soft tissue of neck with contrast19$1,077$57
Mri scan of brain without contrast15$792$53
Ct scan head or brain without contrast19$722$36
X-ray of chest, 1 view57$516$8
Ct scan head or brain with contrast11$468$43
X-ray of chest, 2 views33$302$9

2018: 3 services

Original Medicare services billed in 2018
Ct scan head or brain without contrast33$1,042$31
X-ray of chest, 1 view45$370$8
X-ray of chest, 2 views33$290$9

2017: 6 services

Original Medicare services billed in 2017
Ct scan head or brain without contrast56$1,930$33
Ct scan of abdomen and pelvis with contrast17$975$57
X-ray of chest, 1 view, front93$752$7
Mri scan of brain without contrast12$672$52
Ct scan of chest with contrast12$556$46
X-ray of chest, 2 views, front and side40$271$7

2016: 5 services

Original Medicare services billed in 2016
Ct scan head or brain without contrast39$1,124$29
Ct scan of abdomen and pelvis with contrast15$1,115$70
X-ray of chest, 1 view, front90$773$7
Ct scan of chest with contrast15$729$49
X-ray of chest, 2 views, front and side38$301$8

2015: 3 services

Original Medicare services billed in 2015
Ct scan head or brain without contrast42$1,375$32
X-ray of chest, 1 view, front48$405$7
X-ray of chest, 2 views, front and side35$278$8

2014: 3 services

Original Medicare services billed in 2014
Ct scan head or brain without contrast29$998$33
X-ray of chest, 1 view, front52$518$7
X-ray of chest, 2 views, front and side41$342$8

2013: 3 services

Original Medicare services billed in 2013
Ct scan head or brain without contrast17$461$27
X-ray of chest, 1 view, front20$168$7
X-ray of chest, 2 views, front and side23$154$6

Medicaid work

$39,485 in 2024

Medicaid paid $39,485 for 824 billed services this clinician did in 2024, up to 37 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
MRI BRAIN BRAIN STEM W/O CONTRAST MATERIAL162$21,670
Radiologic examination, chest; 2 views244$4,414
Magnetic resonance (eg, proton) imaging, spinal canal and contents, lumbar; without contrast material20$4,225
Computed tomography, head or brain; without contrast material58$4,018
Radiologic examination, chest; single view290$2,572
Computed tomographic angiography, head, with contrast material(s), including noncontrast images, if performed, and image postprocessing12$2,056
X-RAY EXAM OF SHOULDER16$344
X-RAY EXAM OF HAND22$187
Medicaid work by year
2024824837$39,485
2023568637$6,301
2022537430$3,702
2021293425$2,035
2020203241$1,096
2019219330$1,031
2018134237$430
See the largest Medicaid services in earlier years

2023

Largest Medicaid services in 2023
MRI BRAIN BRAIN STEM W/O CONTRAST MATERIAL88$3,309
Computed tomography, head or brain; without contrast material65$1,096
Radiologic examination, chest; 2 views196$732
Radiologic examination, chest; single view188$715
CT SOFT TISSUE NECK W/CONTRAST MATERIAL14$402
X-RAY EXAM OF FOOT17$47

2022

Largest Medicaid services in 2022
MRI BRAIN BRAIN STEM W/O CONTRAST MATERIAL53$1,171
Radiologic examination, chest; single view253$899
Computed tomography, head or brain; without contrast material43$847
Radiologic examination, chest; 2 views188$785

2021

Largest Medicaid services in 2021
Radiologic examination, chest; single view201$858
Computed tomography, head or brain; without contrast material24$560
CT SOFT TISSUE NECK W/CONTRAST MATERIAL14$461
Radiologic examination, chest; 2 views54$157

2020

Largest Medicaid services in 2020
Radiologic examination, chest; single view178$980
Radiologic examination, chest; 2 views25$116

2019

Largest Medicaid services in 2019
Radiologic examination, chest; 2 views115$497
Radiologic examination, chest; single view66$303
MRI BRAIN BRAIN STEM W/O CONTRAST MATERIAL38$231

2018

Largest Medicaid services in 2018
Radiologic examination, chest; 2 views120$417
X-ray of knee, anteroposterior and lateral views14$13

Money from drug and device companies

$21 in 2019

A payment is not proof that care is biased.

Payments by company
Abbott LaboratoriesHeartmate 3 Left Ventricular Dev$21
1 payment
  • Meals for Heartmate 3 Left Ventricular Dev · 2019-09-25 · $21
See the published payment
Every published payment
Abbott LaboratoriesMeals · 2019-09-25Heartmate 3 Left Ventricular Dev$21

Professional record

NPI
1295791804
Licence
AZ 34911
Trained
Baylor College of Medicine, 1996
Gender
Male
More record details
Sole proprietor
No
Medicaid ID
AZ 066399
Taxonomy
Diagnostic radiology (2085R0202X)
Mailing address
275 W Macarthur Blvd, Oakland, CA, 94611
NPI first listed
2006-04-22
NPI last updated
2021-12-15

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

This office lists an electronic records connection.