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Raymond Chou, MD

Physical Medicine and Rehabilitation · Stanford

NPI 1376934067

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

Offices

3 locations · Stanford Health Care · 3,152 clinicians in this group

Looking this up.

Hospitals listed: Stanford Health Care. That is not proof they admit you there this week.

Plans that list them

2 plans · 2 carriers

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Chou’s office at (650) 723-4000 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

2 of 2 plans

Plans whose provider directory lists this clinician
SCAN Strive (HMO C-SNP)SCAN Health PlanListedOct 3, 2026
DualConnect (HMO D-SNP)Santa Clara Family Health PlanListedSep 1, 2026

California Medical Board record

Licence A172265 · Current

Licensed to practise in California · since 2021 · expires 2027-04-30 · Northwestern University Feinberg School of Medicine.

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

$73,263

Medicare paid this office $73,263 for 473 people.

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

Largest Original Medicare bills
Return visit (30+ min)173$22,047$85
New patient visit (45+ min)152$15,782$104
Aspiration and/or injection of fluid large joint using ultrasound guidance163$11,741$52
Short return visit (20+ min)39$2,904$62
Long return visit (40+ min)22$2,895$116
See all 15 services
Every Original Medicare service billed
Return visit (30+ min)173$22,047$85
New patient visit (45+ min)152$15,782$104
Aspiration and/or injection of fluid large joint using ultrasound guidance163$11,741$52
Short return visit (20+ min)39$2,904$62
Long return visit (40+ min)22$2,895$116
Muscle electrical test56$2,361$37
Injection into tendon or ligament48$2,008$30
Nerve test23$1,575$68
Ultrasonic guidance for needle placement46$1,366$26
Nerve test13$1,362$105
Aspiration and/or injection of fluid from small joint using ultrasound guidance23$1,061$35
Nerve test12$951$79
Limited ultrasound scan of joint or other extremity structure except blood vessels30$812$27
Aspiration and/or injection of fluid from medium joint using ultrasound guidance19$764$38
Injection of trigger points, 3 or more muscles12$394$33

Who their Medicare patients are

473 Original Medicare patients in 2024. Average age 74 · Under 65 8% · 85 and older 11% · Women 61% · Also on Medicaid 21% · Health risk score 1.33. At or below the middle of the specialty; the typical physical medicine and rehabilitation clinician is at 1.53.

Conditions among them: High blood pressure 62% · Diabetes 27% · Coronary heart disease 25% · Cancer 22% · Depression 21% · Chronic kidney disease 17% · Atrial fibrillation 14% · Heart failure 12% · COPD 10% · Stroke 8% · Dementia 6%.

The office billed $365,308, Medicare allowed $98,768 and paid $73,263; for 1,099 services of 31 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
20244731,099741.33$365,308$73,263
20235251,770741.28$668,361$86,827
20224512,824741.31$1,084,220$99,340
2021120207731.08$54,693$14,697

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: 15 services

Original Medicare services billed in 2023
New patient visit (45+ min)192$20,708$108
Return visit (30+ min)151$17,640$86
Aspiration and/or injection of fluid large joint using ultrasound guidance182$13,024$57
Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg11$7,548None
Short return visit (20+ min)55$3,539$58
Muscle electrical test66$2,777$39
Nerve test32$2,117$66
Long return visit (40+ min)15$1,999$133
Injection into tendon or ligament49$1,908$31
Aspiration and/or injection of fluid from small joint using ultrasound guidance21$1,278$43
Limited ultrasound scan of joint or other extremity structure except blood vessels37$1,147$29
Ultrasonic guidance for needle placement30$793$26
Aspiration and/or injection of fluid from medium joint using ultrasound guidance16$769$48
Injection of trigger points, 3 or more muscles16$740$39
Injection, triamcinolone acetonide, not otherwise specified, 10 mg14$46None

2022: 20 services

Original Medicare services billed in 2022
Aspiration and/or injection of fluid large joint using ultrasound guidance191$18,101$75
New patient visit (45+ min)137$15,747$115
Return visit (30+ min)125$15,635$91
Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg18$15,418None
Long return visit (40+ min)23$3,613$151
Short return visit (20+ min)46$3,069$63
New patient visit (60+ min)13$1,931$149
Muscle electrical test50$1,917$36
Nerve test12$1,168$97
Injection into tendon or ligament35$1,163$28
New patient visit (30+ min)15$1,048$70
Nerve test14$944$63
Aspiration and/or injection of fluid from medium joint using ultrasound guidance13$601$43
Ultrasonic guidance for needle placement22$595$26
Aspiration and/or injection of fluid from large joint11$588$53
Aspiration and/or injection of fluid from small joint using ultrasound guidance14$508$36
Limited ultrasound scan of joint or other extremity structure except blood vessels19$397$21
Injection, triamcinolone acetonide, not otherwise specified, 10 mg62$291None
Telehealth originating site facility fee12$282$22
Injection, ropivacaine hydrochloride, 1 mg13$16None

2021: 6 services

Original Medicare services billed in 2021
New patient visit (45+ min)44$5,017$114
Aspiration and/or injection of fluid large joint using ultrasound guidance39$2,271$57
Return visit (30+ min)15$1,523$90
Muscle electrical test15$635$42
Injection into tendon or ligament13$427$33
Limited ultrasound scan of joint or other extremity structure except blood vessels15$320$21

Medicaid work

$25,329 in 2024

Medicaid paid $25,329 for 317 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
New patient visit (45+ min)108$12,770
Return visit (30+ min)116$9,822
DRAIN/INJ JOINT/BURSA W/US68$2,579
Injection, triamcinolone acetonide, not otherwise specified, 10 mg13$129
Supplies and materials (except spectacles), provided by the physician or other qualified health care professional over and above those usually included with the office visit or other services rendered (list drugs, trays, supplies, or materials provided)12$30
Medicaid work by year
2024317521$25,329
2023227417$8,603
202282315$3,569
See the largest Medicaid services in earlier years

2023

Largest Medicaid services in 2023
DRAIN/INJ JOINT/BURSA W/US102$3,596
New patient visit (45+ min)43$2,473
Return visit (30+ min)69$2,466
Injection, triamcinolone acetonide, not otherwise specified, 10 mg13$67

2022

Largest Medicaid services in 2022
New patient visit (45+ min)40$2,392
DRAIN/INJ JOINT/BURSA W/US30$1,088
Injection, triamcinolone acetonide, not otherwise specified, 10 mg12$90

Drugs they prescribed that Part D paid

$1,798

Pharmacies billed $1,798 in 2024.

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

Opioids were 0% of their Part D prescriptions (0 of 71) in 2024. At or below the middle of the specialty; the typical physical medicine and rehabilitation clinician is at 12%.

71 generic and 0 brand-name prescriptions · $1,798 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
Allopurinol12$38$3

Year by year

Part D prescribing by year
202471340% (0)0%$1,798
202358230% (0)0%$1,194
20226329NoneNone$915
202052140% (0)None$1,770
201929NoneNoneNone$4,573
201838200% (0)None$1,686
201715None0% (0)None$1,854

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

See the drugs prescribed each year

2022: 1 drug

Part D drugs prescribed in 2022
Gabapentin11$187$17

Money from drug and device companies

$500 in 2025

Industry payments by year
202511$500$500
202428None$1,193
202211None$86

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
Vertex PharmaceuticalsNone$500
1 payment
  • Consulting · 2025-07-14 · $500
See the published payment
Every published payment
Vertex PharmaceuticalsConsulting · 2025-07-14None$500
See earlier years (2024, 2022)

2024: $1,193

Payments by company in 2024
Pacira PharmaceuticalsZilretta$1,117
7 payments
  • Meals for Zilretta · 2024-01-13 · $25
  • Travel for Zilretta · 2024-01-13 · $40
  • Meals for Zilretta · 2024-01-13 · $26
  • Meals for Zilretta · 2024-01-13 · $49
  • Travel for Zilretta · 2024-01-12 · $41
  • Travel for Zilretta · 2024-01-12 · $681
  • Travel for Zilretta · 2024-01-12 · $255
Ipsen BiopharmaceuticalsDysport$76
1 payment
  • Education for Dysport · 2024-05-20 · $76

2022: $86

Payments by company in 2022
SPR TherapeuticsSprint Pns System$86
1 payment
  • Meals for Sprint Pns System · 2022-12-31 · $86

Checkups this office reported

Medicare did not publish checkup rates for this clinician.

Medicare’s overall office score
76.5 / 100
Scores the office’s reporting and systems. It is not a grade for how the doctor treats you.

Professional record

NPI
1376934067
Licence
CA A172265California A172265: Current · expires 2027-04-30
Trained
Northwestern University Feinberg Medical School, 2017
Video visits
Lists video visits
Gender
Male
More record details
Sole proprietor
Yes
Taxonomy
Federal specialty code 208100000X (208100000X)
Mailing address
300 Pasteur Dr, Stanford, CA, 94305
NPI first listed
2015-02-17
NPI last updated
2024-04-23
NPI record certified
2024-04-23

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

Extra NPI addresses: 300 1st Ave, Charlestown, MA, 02129