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Curt P Comstock, MD

Orthopedic Surgery · Fremont

NPI 1598734436

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
30
7 carriers
Offices
2

Offices

2 locations · Washington Township Medical Foundation · UCSF Medical Group Business Services

Looking this up.

Hospitals listed: Washington Hospital. That is not proof they admit you there this week.

Plans that list them

30 plans · 7 carriers

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

30 of 30 plans

Plans whose provider directory lists this clinician
Alignment Health Advantage PPO (PPO)Alignment Health PlanListedOct 3, 2026
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
Anthem Medicare Advantage (HMO-POS)Anthem Blue CrossListedOct 3, 2026
Astiva Health C-SNP WOW - NorCal (HMO C-SNP)Astiva HealthListedSep 27, 2026
Astiva Health Premier Plan - NorCal (HMO)Astiva HealthListedSep 27, 2026
Astiva Health Savings Plan - NorCal (HMO)Astiva HealthListedSep 27, 2026
Blue Shield Inspire (HMO)Blue Shield of CaliforniaListedAug 26, 2026
Central Health Classic Care Plan III (HMO)Central Health Medicare PlanListedAug 15, 2026
Central Health Dual Access Plan (HMO D-SNP)Central Health Medicare PlanListedAug 15, 2026
Central Health Embrace Care Plan (HMO C-SNP)Central Health Medicare PlanListed, may be out of dateSep 15, 2025
Central Health Embrace Choice Plan (HMO C-SNP)Central Health Medicare PlanListedAug 15, 2026
Central Health Valor Care Plan (HMO)Central Health Medicare PlanListedAug 15, 2026
Imperial Courage Plan (HMO)Imperial Health Plan of California, Inc.ListedSep 1, 2026
Imperial Dynamic Plan (HMO)Imperial Health Plan of California, Inc.ListedSep 1, 2026
Imperial Senior Value (HMO C-SNP)Imperial Health Plan of California, Inc.ListedSep 1, 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

California Medical Board record

Licence G62937 · Current

Licensed to practise in California · since 1988 · expires 2028-03-31 · University of Michigan 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.

  • Washington HospitalFremont, CAAcute Care Hospital · Government - Hospital District or Authority · Has an emergency department · Birthing-friendlyPart of Washington Hospital Healthcare SystemPatients rate it 3 of 5 · 71% would definitely recommend it
    Overall rating: 2 of 5 starsBetter than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.188, Oct 2024 – Sep 2025Better than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.164, Oct 2024 – Sep 2025
See every measure and the patient survey for Washington Hospital

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, 6 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 Washington Hospital
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.188BetterOct 2024 – Sep 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.164BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths0.88 (0 to 1.88) · 1,112 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.92 (0.59 to 1.24)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths192.95 (139.54 to 246.36) · 48 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths2 · 27 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths7.4 · 164 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths12.1 · 199 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths8.9 · 463 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths15.6 · 661 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths9.3 · 174 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.7 · 2,550 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.15 (0 to 0.35) · 6,970 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.21 (0.02 to 0.4) · 7,108 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.82 (1.73 to 5.91) · 1,370 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.52 (0 to 3.17) · 589 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths1.75 (0.25 to 3.25) · 1,315 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths13.19 (5.83 to 20.56) · 600 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths4.91 (1.04 to 8.78) · 550 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.66 (0.17 to 3.14) · 198 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.14 (0 to 0.78) · 6,079 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.7 · 114 casesNoneApr 2023 – Mar 2025
MRSA BacteremiaInfections0No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections1.367No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits14.8 · 186 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits21.9 · 480 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits33.9 · 186 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits26.5 · 553 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits36.8 · 648 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits18.5 · 590 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits4.7 (3.2 to 6.9) · 169 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits11.4 (8.5 to 14.9) · 169 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits5.4 · 130 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits11.1 · 41 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20.3 · 202 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits13.7 (10.2 to 18.5) · 78 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.9 (0.7 to 1.1) · 974 casesNo differentJan 2024 – Dec 2024

What patients said (812 patients answered, 19% of those asked)

Patient survey stars by topic at Washington Hospital
Cleanliness4
Nurse communication3
Doctor communication3
Communication about medicines2
Discharge information3
Overall hospital rating3
Quietness2
Recommend hospital4
Share of patients giving the best answer at Washington Hospital
Room was "always" clean76%
Nurses "always" communicated well77%
Doctors "always" communicated well77%
Staff "always" explained56%
Yes, staff "did" give patients this information84%
Yes, staff "did" give patients information about help after discharge84%
Doctors "always" explained things so they could understand70%
Doctors "always" listened carefully76%
Doctors "always" treated them with courtesy and respect84%
Patients who gave a rating of "9" or "10" (high)71%
Staff "always" explained new medications70%
Nurses "always" explained things so they could understand72%
Nurses "always" listened carefully74%
Nurses "always" treated them with courtesy and respect86%
"Always" quiet at night46%
"YES", patients would definitely recommend the hospital71%
Staff "always" explained possible side effects42%
Yes, staff "did" give patients information about possible symptoms84%

Original Medicare doctor bills

$23,912

Medicare paid this office $23,912 for 106 people.

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

Largest Original Medicare bills
Emergency department visit with moderate level of medical decision making34$3,166$93
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes23$1,668$73
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes14$1,619$116
Closed treatment of broken and/or dislocated pelvis and/or sacrum11$1,028$93

Who their Medicare patients are

106 Original Medicare patients in 2024. Average age 81 · 85 and older 39% · Women 66% · Also on Medicaid 59% · Health risk score 1.96. Sicker patients than 9 in 10 peers; the typical orthopedic surgery clinician is at 1.13.

Conditions among them: High blood pressure 75% · Diabetes 52% · Chronic kidney disease 40% · Coronary heart disease 33% · Dementia 32% · Heart failure 29% · Atrial fibrillation 29% · Depression 28% · Stroke 21% · Cancer 15% · COPD 14%.

The office billed $167,589, Medicare allowed $31,214 and paid $23,912; for 158 services of 36 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
2024106158811.96$167,589$23,912
2023116155782.09$166,990$23,285
2022118176792.10$193,473$30,035
2021101133781.63$133,735$20,389
2020135186772.17$177,241$28,053
2019188325762.04$259,840$37,452
2018194345742.45$293,610$43,295
2017182274711.79$249,760$32,659
2016148264691.47$330,240$39,459
2015152240691.75$316,741$37,348
2014162297681.36$404,814$50,457
2013129189671.55$197,952$29,499

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
Emergency department visit with moderate level of medical decision making72$7,403$103
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes15$1,774$118
Short return visit (20+ min)12$860$57

2022: 2 services

Original Medicare services billed in 2022
Emergency department visit with moderate level of medical decision making82$8,611$104
Short return visit (20+ min)17$1,210$60

2021: 1 service

Original Medicare services billed in 2021
Emergency department visit with moderate level of medical decision making61$6,211$102

2020: 4 services

Original Medicare services billed in 2020
Emergency department visit with moderate level of medical decision making40$4,100$102
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes33$3,955$120
Return visit (30+ min)29$2,071$55
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes13$1,177$91

2019: 6 services

Original Medicare services billed in 2019
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes51$6,341$122
Return visit (30+ min)58$4,810$63
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes39$3,760$90
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes17$1,756$65
New patient visit (45+ min)12$1,361$113
Short return visit (20+ min)21$923$38

2018: 7 services

Original Medicare services billed in 2018
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes36$4,400$122
Short return visit (20+ min)69$4,313$44
Return visit (30+ min)35$2,755$69
Emergency department visit with moderate level of medical decision making24$2,422$101
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes22$1,961$65
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes16$1,437$90
New patient visit (30+ min)16$1,088$68

2017: 4 services

Original Medicare services billed in 2017
Short return visit (20+ min)98$4,132$34
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes28$2,215$79
Return visit (30+ min)28$1,883$59
New patient visit (30+ min)15$883$59

2016: 4 services

Original Medicare services billed in 2016
Short return visit (20+ min)83$3,887$38
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes27$2,380$88
Return visit (30+ min)17$933$55
Aspiration and/or injection of fluid from large joint21$802$36

2015: 3 services

Original Medicare services billed in 2015
Short return visit (20+ min)82$3,706$37
Return visit (30+ min)40$2,120$50
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes18$1,701$81

2014: 7 services

Original Medicare services billed in 2014
Short return visit (20+ min)79$3,696$38
Initial hospital care with moderate level of medical decision making at least 75 minutes15$3,058$180
Return visit (30+ min)30$1,887$57
Initial hospital care with straightforward or low level of medical decision making, per day at least 40 minutes17$1,607$85
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes14$1,469$77
New patient visit (30+ min)12$804$67
Aspiration and/or injection of fluid from large joint16$743$34

2013: 4 services

Original Medicare services billed in 2013
Return visit (30+ min)36$2,117$54
New patient visit (30+ min)34$2,011$59
Short return visit (20+ min)38$1,670$38
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes13$1,540$118

Medicaid work

$526 in 2023

Medicaid paid $526 for 28 billed services this clinician did in 2023, up to 16 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
EMERGENCY DEPT VISIT MOD MDM28$526
Medicaid work by year
202328116$526
202252115$2,106
202113113$561
See the largest Medicaid services in earlier years

2022

Largest Medicaid services in 2022
EMERGENCY DEPT VISIT MOD MDM52$2,106

2021

Largest Medicaid services in 2021
EMERGENCY DEPT VISIT MOD MDM13$561

Money from drug and device companies

$215 in 2025

Industry payments by year
202522None$215
202411None$159
202324$850$1,172
202135$850$1,187
202023None$370
201948None$1,105

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
DePuy Synthes SalesNa$131
1 payment
  • Meals for Na · 2025-04-25 · $131
Heron TherapeuticsZynrelef$84
1 payment
  • Meals for Zynrelef · 2025-01-14 · $84
See all 2 published payments
Every published payment
DePuy Synthes SalesMeals · 2025-04-25Na$131
Heron TherapeuticsMeals · 2025-01-14Zynrelef$84
See earlier years (2024, 2023, 2021, 2020, 2019)

2024: $159

Payments by company in 2024
StrykerVariax$159
1 payment
  • Meals for Variax · 2024-04-04 · $159

2023: $1,172

Payments by company in 2023
Kci USAPrevena$1,050
3 payments
  • Meals for Prevena Restor Arthroform · 2023-03-25 · $46
  • Consulting for Prevena · 2023-03-19 · $850
  • Meals for Prevena Restor Arthroform · 2023-02-18 · $154
Heraeus MedicalPalacos$122
1 payment
  • Meals for Palacos · 2023-07-11 · $122

2021: $1,187

Payments by company in 2021
Kci USAPrevena$975
2 payments
  • Consulting for Prevena · 2021-09-22 · $850
  • Meals for Prevena Restor Axio-Form · 2021-08-27 · $125
Medacta USAGmk Sphere$122
2 payments
  • Meals for Gmk Sphere · 2021-06-16 · $100
  • Meals for Gmk Sphere · 2021-06-16 · $22
StrykerMako$90
1 payment
  • Meals for Mako · 2021-09-03 · $90

2020: $370

Payments by company in 2020
Zimmer Biomet HoldingsAccufill$237
2 payments
  • Meals for Accufill · 2020-02-25 · $124
  • Meals for Dvr Crosslock Plates/Screws/Pegs · 2020-01-13 · $113
StrykerA3$134
1 payment
  • Meals for A3 · 2020-03-02 · $134

2019: $1,105

Payments by company in 2019
StrykerT2$727
5 payments
  • Meals for Axsos · 2019-10-15 · $168
  • Meals for T2 · 2019-10-15 · $161
  • Meals for Variax · 2019-09-25 · $150
  • Meals for Gamma · 2019-05-17 · $104
  • Meals for T2 · 2019-01-17 · $144
Zimmer Biomet HoldingsAccufill$134
1 payment
  • Meals for Accufill · 2019-06-19 · $134
Osiris TherapeuticsStravix$123
1 payment
  • Meals for Stravix · 2019-01-22 · $123
Medacta USAReverse Shoulder$121
1 payment
  • Meals for Reverse Shoulder · 2019-03-12 · $121

Checkups this office reported

Medicare did not publish checkup rates for this clinician.

Medicare’s overall office score
75.0 / 100
Scores the office’s reporting and systems. It is not a grade for how the doctor treats you.

Professional record

NPI
1598734436
Licence
CA G62937California G62937: Current · expires 2028-03-31
Trained
University of Michigan Medical School, 1982
Group
Washington Township Medical Foundation · UCSF Medical Group Business Services
Gender
Male
More record details
Sole proprietor
No
Medicaid ID
CA 00G629370
Taxonomy
Orthopedic surgery (207X00000X); Federal specialty code 207XX0801X (207XX0801X)
Mailing address
225 N Jackson Ave, San Jose, CA, 95116
NPI first listed
2006-03-14
NPI last updated
2023-01-03
NPI record certified
2023-01-03

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