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Joanne Kim

Obstetrics/Gynecology · San Francisco

NPI 1487790614

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
Not verified
Not the same as out of network.
Office
1

Offices

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

Looking this up.

Hospitals listed: California Pacific Medical Center- Van Ness Campus · Mills-Peninsula Medical Center. 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 Joanne Kim’s office at (415) 600-0140 to ask if they take your plan before you enroll.

California Medical Board record

Licence A75392 · Current

Licensed to practise in California · since 2001 · expires 2027-05-31 · Ohio State University College of Medicine.

No disciplinary actions, convictions, malpractice judgments or citations in this record.

Hospitals they work in

2 hospitals

These rate the hospital, not this clinician. Most measures at most hospitals are no different from the national rate.

  • California Pacific Medical Center- Van Ness CampusSan Francisco, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of Sutter Health, which runs 27 hospitals in 2 statesPatients rate it 4 of 5 · 78% would definitely recommend it
    Overall rating: 3 of 5 starsBetter than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.224, Oct 2024 – Sep 2025Better than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.325, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.373, Oct 2024 – Sep 2025
  • Peninsula Medical CenterBurlingame, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of Sutter Health, which runs 27 hospitals in 2 statesPatients rate it 4 of 5 · 78% would definitely recommend it
    Overall rating: 5 of 5 starsBetter than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.139, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.242, Oct 2024 – Sep 2025
See every measure and the patient survey for California Pacific Medical Center- Van Ness Campus

Behind the star rating — Deaths: 0 better, 8 the same, 0 worse of 8 measures. Safety: 1 better, 6 the same, 0 worse of 7 measures. Readmissions: 0 better, 8 the same, 2 worse of 10 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at California Pacific Medical Center- Van Ness Campus
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.224BetterOct 2024 – Sep 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.325BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.373BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.14 (0.3 to 1.97) · 2,271 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.05 (0.81 to 1.28)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths192.86 (151.51 to 234.22) · 140 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths2.6 · 55 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths10.3 · 60 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths10.5 · 143 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths9.8 · 356 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths14.3 · 259 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths10.1 · 173 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.1 · 2,316 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.31 (0.12 to 0.49) · 6,430 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.28 (0.09 to 0.47) · 7,168 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.3 (1.5 to 5.09) · 2,196 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths2.47 (1.21 to 3.74) · 925 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.63 (1.37 to 3.88) · 1,954 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths10.13 (6.06 to 14.2) · 1,112 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths7.26 (4.67 to 9.85) · 1,084 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.67 (0.31 to 3.03) · 832 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.33 (0 to 0.85) · 5,406 casesNo differentJul 2022 – Jun 2024
MRSA BacteremiaInfections0.443No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections1.717No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits14.3 · 200 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits22.3 · 449 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits18.2 · 187 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits8.7 · 418 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits7.1 · 260 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits19.2 · 293 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits5.2 (3.6 to 7.6) · 157 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits10.2 (7.7 to 13.5) · 157 casesNo differentJan 2024 – Dec 2024
Rate of readmission for CABGUnplanned return visits11 · 33 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20.2 · 66 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits12.5 (9.4 to 16.7) · 551 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.9 (0.7 to 1.3) · 219 casesNo differentJan 2024 – Dec 2024

What patients said (478 patients answered, 20% of those asked)

Patient survey stars by topic at California Pacific Medical Center- Van Ness Campus
Cleanliness4
Nurse communication3
Doctor communication3
Communication about medicines3
Discharge information4
Overall hospital rating4
Quietness3
Recommend hospital5
Share of patients giving the best answer at California Pacific Medical Center- Van Ness Campus
Room was "always" clean75%
Nurses "always" communicated well74%
Doctors "always" communicated well77%
Staff "always" explained59%
Yes, staff "did" give patients this information88%
Yes, staff "did" give patients information about help after discharge88%
Doctors "always" explained things so they could understand71%
Doctors "always" listened carefully75%
Doctors "always" treated them with courtesy and respect85%
Patients who gave a rating of "9" or "10" (high)75%
Staff "always" explained new medications75%
Nurses "always" explained things so they could understand70%
Nurses "always" listened carefully71%
Nurses "always" treated them with courtesy and respect82%
"Always" quiet at night53%
"YES", patients would definitely recommend the hospital78%
Staff "always" explained possible side effects44%
Yes, staff "did" give patients information about possible symptoms88%
See every measure and the patient survey for Peninsula Medical Center

Behind the star rating — Deaths: 2 better, 6 the same, 0 worse of 8 measures. Safety: 2 better, 5 the same, 0 worse of 7 measures. Readmissions: 0 better, 10 the same, 1 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 Peninsula Medical Center
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.139BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.242BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.21 (0.27 to 2.15) · 1,258 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.81 (0.51 to 1.1)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths155.44 (112.67 to 198.21) · 90 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths2.5 · 32 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths7.1 · 82 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths10 · 188 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths9 · 473 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths14.8 · 342 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths9.4 · 485 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths2.9 · 3,730 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.2 (0 to 0.4) · 6,904 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.21 (0.02 to 0.4) · 7,052 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.41 (1.43 to 5.39) · 1,695 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.72 (0.17 to 3.28) · 665 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.11 (0.66 to 3.56) · 1,545 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths7.1 (1.3 to 12.9) · 670 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths5.96 (2.63 to 9.29) · 653 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.61 (0.15 to 3.08) · 418 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.14 (0 to 0.78) · 5,539 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.7 · 192 casesNoneApr 2023 – Mar 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.215No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.263No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0.74No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits14.3 · 300 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits19 · 702 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits1.2 · 207 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-13.6 · 531 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits24.3 · 343 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits18.1 · 449 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits4.5 (2.8 to 7) · 85 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits9.6 (6.7 to 13.7) · 85 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits5.7 · 189 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits11 · 45 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20.6 · 117 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits13 (9.7 to 17.2) · 584 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.9 (0.7 to 1.2) · 764 casesNo differentJan 2024 – Dec 2024

What patients said (523 patients answered, 27% of those asked)

Patient survey stars by topic at Peninsula Medical Center
Cleanliness4
Nurse communication4
Doctor communication4
Communication about medicines3
Discharge information4
Overall hospital rating4
Quietness3
Recommend hospital5
Share of patients giving the best answer at Peninsula Medical Center
Room was "always" clean76%
Nurses "always" communicated well81%
Doctors "always" communicated well80%
Staff "always" explained58%
Yes, staff "did" give patients this information89%
Yes, staff "did" give patients information about help after discharge87%
Doctors "always" explained things so they could understand74%
Doctors "always" listened carefully79%
Doctors "always" treated them with courtesy and respect87%
Patients who gave a rating of "9" or "10" (high)75%
Staff "always" explained new medications72%
Nurses "always" explained things so they could understand77%
Nurses "always" listened carefully79%
Nurses "always" treated them with courtesy and respect88%
"Always" quiet at night54%
"YES", patients would definitely recommend the hospital78%
Staff "always" explained possible side effects44%
Yes, staff "did" give patients information about possible symptoms90%

Original Medicare doctor bills

$8,816

Medicare paid this office $8,816 for 86 people.

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

Largest Original Medicare bills
Short return visit (20+ min)34$3,656$83
Cervical or vaginal cancer screening; pelvic and clinical breast examination45$2,146$48
New patient visit (30+ min)16$1,596$100

Who their Medicare patients are

86 Original Medicare patients in 2024. Average age 73 · Women 100% · Health risk score 0.91. Above the middle of the specialty; the typical obstetrics & gynecology clinician is at 0.88.

Conditions among them: High blood pressure 58% · Cancer 31% · Diabetes 19% · Coronary heart disease 14% · Depression 13%.

The office billed $32,352, Medicare allowed $11,048 and paid $8,816; for 117 services of 13 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
202486117730.91$32,352$8,816
20236593720.75$25,116$6,993
202270114720.99$30,640$8,251
202165109740.86$28,931$8,031
20205087740.92$23,567$6,329
20193554720.75$9,094$2,985
20183254700.81$8,705$2,573
20172745720.81$5,192$2,110
20162542700.73$6,532$2,398
201532103710.82$8,744$2,878
20142850710.79$8,063$2,897
20133671700.65$14,348$4,516

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
Short return visit (20+ min)23$2,384$68
New patient visit (30+ min)20$1,562$78
Cervical or vaginal cancer screening; pelvic and clinical breast examination26$1,247$48

2022: 3 services

Original Medicare services billed in 2022
Short return visit (20+ min)26$3,294$77
Cervical or vaginal cancer screening; pelvic and clinical breast examination34$1,603$47
New patient visit (30+ min)19$1,583$83

2021: 3 services

Original Medicare services billed in 2021
Short return visit (20+ min)23$3,316$79
Cervical or vaginal cancer screening; pelvic and clinical breast examination30$1,428$48
New patient visit (30+ min)13$1,272$98

2020: 3 services

Original Medicare services billed in 2020
New patient visit (30+ min)19$1,915$101
Short return visit (20+ min)19$1,881$61
Cervical or vaginal cancer screening; pelvic and clinical breast examination14$673$48

2019: 1 service

Original Medicare services billed in 2019
Cervical or vaginal cancer screening; pelvic and clinical breast examination25$1,169$47

2018: 1 service

Original Medicare services billed in 2018
Cervical or vaginal cancer screening; pelvic and clinical breast examination21$943$45

2017: 1 service

Original Medicare services billed in 2017
Cervical or vaginal cancer screening; pelvic and clinical breast examination21$965$46

2016: 1 service

Original Medicare services billed in 2016
Cervical or vaginal cancer screening; pelvic and clinical breast examination18$804$45

2015: 1 service

Original Medicare services billed in 2015
Cervical or vaginal cancer screening; pelvic and clinical breast examination18$794$44

2014: 1 service

Original Medicare services billed in 2014
Cervical or vaginal cancer screening; pelvic and clinical breast examination13$573$44

2013: 2 services

Original Medicare services billed in 2013
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory18$957$53
Cervical or vaginal cancer screening; pelvic and clinical breast examination19$842$44

Drugs they prescribed that Part D paid

$18,612

Pharmacies billed $18,612 in 2024.

This is pharmacy cost, not the office bill, and not what patients paid.

137 generic and 28 brand-name prescriptions · $18,612 in drug cost.

Part D prescriptions only. The opioid rate is opioid prescriptions as a share of all this clinician's Part D prescriptions; surgeons and pain specialists run higher than others, so it is shown against the same specialty.

Largest Part D drug costs
Estradiol40$1,884$47
Progesterone11$611$56
Valacyclovir11$596$54
Clotrimazole-Betamethasone13$386$30

Year by year

Part D prescribing by year
202416563None17%$18,612
202314650None20%$23,055
202215152None23%$21,856
2021142510% (0)25%$18,425
2020114370% (0)27%$20,453
2019105310% (0)39%$20,962
201867190% (0)54%$17,162
201788200% (0)47%$17,299
20168623None51%$13,469
201578260% (0)45%$10,478
201469250% (0)30%$10,193
20139631None33%$12,464

Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.

See the drugs prescribed each year

2023: 3 drugs

Part D drugs prescribed in 2023
Estradiol41$5,044$123
Valacyclovir12$687$57
Clotrimazole-Betamethasone12$383$32

2022: 5 drugs

Part D drugs prescribed in 2022
Prempro13$5,552$427
Osphena12$3,126$261
Estradiol31$3,052$98
Valacyclovir13$976$75
Clotrimazole-Betamethasone16$611$38

2021: 3 drugs

Part D drugs prescribed in 2021
Estradiol24$3,008$125
Valacyclovir14$1,224$87
Risedronate11$391$36

2020: 3 drugs

Part D drugs prescribed in 2020
Estradiol14$2,385$170
Valacyclovir12$786$66
Alendronate14$265$19

2019: 3 drugs

Part D drugs prescribed in 2019
Osphena12$2,777$231
Estradiol16$2,754$172
Raloxifene11$2,347$213

2018: 2 drugs

Part D drugs prescribed in 2018
Raloxifene12$3,775$315
Climara13$1,620$125

2017: 1 drug

Part D drugs prescribed in 2017
Climara13$1,518$117

2016: 3 drugs

Part D drugs prescribed in 2016
Premarin13$4,881$375
Raloxifene11$2,795$254
Climara13$1,534$118

2015: 1 drug

Part D drugs prescribed in 2015
Raloxifene14$3,728$266

2013: 2 drugs

Part D drugs prescribed in 2013
Estradiol-Norethindrone Acetat14$1,177$84
Ibandronate11$1,164$106

Money from drug and device companies

$125 in 2025

Industry payments by year
202511None$125
201922None$130

Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.

A payment is not proof that care is biased.

Payments by company
HeartflowFfrct$125
1 payment
  • Meals for Ffrct · 2025-03-29 · $125
See the published payment
Every published payment
HeartflowMeals · 2025-03-29Ffrct$125
See earlier years (2019)

2019: $130

Payments by company in 2019
AbbVieOrilissa$116
1 payment
  • Meals for Orilissa · 2019-02-26 · $116
TherapeuticsMDImvexxy$14
1 payment
  • Meals for Imvexxy · 2019-01-08 · $14

Professional record

NPI
1487790614
Licence
CA A75392California A75392: Current · expires 2027-05-31
Trained
Ohio State University College of Medicine, 1997
Video visits
Lists video visits
Gender
Female
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 207V00000X (207V00000X)
Mailing address
325 Distel Cir, Los Altos, CA, 94022
NPI first listed
2007-01-29
NPI last updated
2020-04-15
NPI record certified
2020-04-15

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

Extra NPI addresses: 795 El Camino Real, Palo Alto, CA, 94301 · 1100 Van Ness Ave, San Francisco, CA, 94109