Margaret Eileen Cooke, MD
Orthopedic Surgery · Stanford
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- 10
- 2 carriers
- Offices
- 3
Offices
3 locations · Stanford Health Care · 3,152 clinicians in this group
Looking this up.
Hospitals listed: Stanford Health Care Tri-Valley. That is not proof they admit you there this week.
Plans that list them
10 plans · 2 carriers
A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Cooke’s office to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.
10 of 10 plans
| Alignment Health BreathEasy (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Clarity (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Harmony (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Heart & Diabetes (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Heart & Diabetes CalPlus (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Heart & Diabetes Care (HMO C-SNP) | Alignment Health Plan | Listed | Sep 28, 2026 |
| Alignment Health Heart & Diabetes Choice (HMO C-SNP) | Alignment Health Plan | Listed | Sep 28, 2026 |
| Alignment Health Honor+ Plan (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health My Choice CalCare (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| SCAN Strive (HMO C-SNP) | SCAN Health Plan | Listed | Oct 3, 2026 |
California Medical Board record
Licence A163009 · Current
Licensed to practise in California · since 2019 · expires 2027-06-30 · University of California San Francisco 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 Care Tri-ValleyPleasanton, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of Stanford Health Care, which runs 3 hospitalsPatients rate it 3 of 5 · 74% would definitely recommend itOverall rating: 5 of 5 starsBetter than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.178, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.237, Oct 2024 – Sep 2025
See every measure and the patient survey for Stanford Health Care Tri-Valley
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: 2 better, 7 the same, 0 worse of 9 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 0.178 | Better | Oct 2024 – Sep 2025 |
| Clostridium Difficile (C.Diff)Infections | 0.237 | Better | Oct 2024 – Sep 2025 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 0.79 (0 to 1.73) · 1,041 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 0.79 (0.5 to 1.08) | No different | Jul 2022 – Jun 2024 |
| Death rate among surgical inpatients with serious treatable complicationsComplications and deaths | 145.81 (96.5 to 195.12) · 72 cases | No different | Jul 2022 – Jun 2024 |
| Death rate for CABG surgery patientsComplications and deaths | 2.9 · 55 cases | None | Jul 2022 – Jun 2025 |
| Death rate for COPD patientsComplications and deaths | 8.6 · 92 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart attack patientsComplications and deaths | 12.5 · 96 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart failure patientsComplications and deaths | 9.5 · 395 cases | None | Jul 2022 – Jun 2025 |
| Death rate for pneumonia patientsComplications and deaths | 10.3 · 391 cases | None | Jul 2022 – Jun 2025 |
| Death rate for stroke patientsComplications and deaths | 10.1 · 162 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 3 · 1,736 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.16 (0 to 0.37) · 4,425 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.22 (0.02 to 0.41) · 4,771 cases | No different | Jul 2022 – Jun 2024 |
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 3.45 (1.46 to 5.44) · 1,403 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative acute kidney injury requiring dialysis rateComplications and deaths | 1.5 (0.05 to 2.94) · 645 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative hemorrhage or hematoma rateComplications and deaths | 1.81 (0.38 to 3.24) · 1,279 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative respiratory failure rateComplications and deaths | 8.53 (3.2 to 13.85) · 639 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative sepsis rateComplications and deaths | 5.15 (1.89 to 8.41) · 648 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative wound dehiscence rateComplications and deaths | 1.61 (0.14 to 3.07) · 370 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.16 (0 to 0.83) · 4,160 cases | No different | Jul 2022 – Jun 2024 |
| Rate of complications for hip/knee replacement patientsComplications and deaths | 4 · 74 cases | None | Apr 2023 – Mar 2025 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.369 | No different | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 1.112 | No different | Oct 2024 – Sep 2025 |
| SSI - Colon SurgeryInfections | 0 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 13.1 · 110 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 20.1 · 437 cases | None | Jul 2023 – Jun 2025 |
| Hospital return days for heart attack patientsUnplanned return visits | -5.8 · 94 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for heart failure patientsUnplanned return visits | -19.3 · 456 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for pneumonia patientsUnplanned return visits | -0.3 · 402 cases | None | Jul 2022 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 15.8 · 358 cases | None | Jul 2023 – Jun 2025 |
| Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits | 6.8 (4.7 to 9.6) · 198 cases | No different | Jan 2024 – Dec 2024 |
| Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits | 10.1 (7.5 to 13.6) · 198 cases | No different | Jan 2024 – Dec 2024 |
| Rate of readmission after hip/knee replacementUnplanned return visits | 5.3 · 80 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for CABGUnplanned return visits | 10.9 · 46 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 19.3 · 92 cases | None | Jul 2023 – Jun 2025 |
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits | 12.4 (9.6 to 16.2) · 1,532 cases | No different | Jan 2022 – Dec 2024 |
| Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits | 1 (0.8 to 1.2) · 929 cases | No different | Jan 2024 – Dec 2024 |
What patients said (1,268 patients answered, 26% of those asked)
| Cleanliness | 3 |
| Nurse communication | 3 |
| Doctor communication | 4 |
| Communication about medicines | 3 |
| Discharge information | 4 |
| Overall hospital rating | 3 |
| Quietness | 2 |
| Recommend hospital | 4 |
| Room was "always" clean | 65% |
| Nurses "always" communicated well | 77% |
| Doctors "always" communicated well | 79% |
| Staff "always" explained | 58% |
| Yes, staff "did" give patients this information | 88% |
| Yes, staff "did" give patients information about help after discharge | 88% |
| Doctors "always" explained things so they could understand | 74% |
| Doctors "always" listened carefully | 78% |
| Doctors "always" treated them with courtesy and respect | 86% |
| Patients who gave a rating of "9" or "10" (high) | 70% |
| Staff "always" explained new medications | 72% |
| Nurses "always" explained things so they could understand | 73% |
| Nurses "always" listened carefully | 74% |
| Nurses "always" treated them with courtesy and respect | 84% |
| "Always" quiet at night | 42% |
| "YES", patients would definitely recommend the hospital | 74% |
| Staff "always" explained possible side effects | 44% |
| Yes, staff "did" give patients information about possible symptoms | 89% |
Original Medicare doctor bills
$142,262
Medicare paid this office $142,262 for 399 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
| New patient visit (45+ min) | 204 | $29,334 | $144 |
| Return visit (30+ min) | 125 | $18,240 | $113 |
| Short return visit (20+ min) | 121 | $12,310 | $84 |
| Release and/or relocation of hand nerve | 27 | $9,630 | $344 |
| New patient visit (30+ min) | 54 | $5,324 | $99 |
See all 10 services
| New patient visit (45+ min) | 204 | $29,334 | $144 |
| Return visit (30+ min) | 125 | $18,240 | $113 |
| Short return visit (20+ min) | 121 | $12,310 | $84 |
| Release and/or relocation of hand nerve | 27 | $9,630 | $344 |
| New patient visit (30+ min) | 54 | $5,324 | $99 |
| Injection into tendon or ligament | 58 | $3,945 | $51 |
| Incision of tendon covering of finger | 13 | $3,113 | $222 |
| Aspiration and/or injection of fluid from small joint | 47 | $2,977 | $54 |
| Aspiration and/or injection of fluid from medium joint | 12 | $613 | $47 |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 51 | $568 | None |
Procedures Medicare counted
| Removal of tissue | 1-10 | None |
| Upper limb (arm) arthroscopy (minimally invasive joint repair) | 1-10 | None |
Who their Medicare patients are
399 Original Medicare patients in 2024. Average age 74 · Under 65 4% · 85 and older 11% · Women 64% · Also on Medicaid 14% · Health risk score 1.17. Above the middle of the specialty; the typical orthopedic surgery clinician is at 1.13.
Conditions among them: High blood pressure 74% · Diabetes 27% · Chronic kidney disease 26% · Coronary heart disease 22% · Depression 22% · Cancer 16% · Atrial fibrillation 16% · Heart failure 13% · COPD 12% · Dementia 8% · Stroke 7%.
The office billed $1,086,991, Medicare allowed $186,246 and paid $142,262; for 1,339 services of 59 kinds; $19,112 of it was for drugs given in the office and $123,150 for care.
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
| 2024 | 399 | 1,339 | 74 | 1.17 | $1,086,991 | $142,262 |
| 2023 | 332 | 1,120 | 74 | 1.09 | $805,909 | $131,044 |
| 2022 | 289 | 938 | 73 | 1.14 | $514,572 | $87,811 |
| 2021 | 203 | 561 | 73 | 1.09 | $366,514 | $62,358 |
| 2020 | 77 | 408 | 72 | 1.24 | $123,138 | $20,865 |
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: 10 services
| New patient visit (45+ min) | 138 | $21,792 | $158 |
| Return visit (30+ min) | 127 | $19,798 | $123 |
| Short return visit (20+ min) | 89 | $9,916 | $79 |
| Release and/or relocation of hand nerve | 23 | $8,587 | $358 |
| Incision of tendon covering of finger | 16 | $5,452 | $227 |
| New patient visit (30+ min) | 49 | $4,406 | $90 |
| Injection into tendon or ligament | 54 | $3,777 | $52 |
| Aspiration and/or injection of fluid from small joint | 30 | $1,676 | $47 |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 48 | $511 | None |
| Telehealth originating site facility fee | 15 | $275 | $18 |
2022: 9 services
| New patient visit (30+ min) | 153 | $14,975 | $98 |
| Short return visit (20+ min) | 110 | $11,461 | $77 |
| Release and/or relocation of hand nerve | 16 | $7,070 | $372 |
| Return visit (30+ min) | 34 | $5,110 | $134 |
| New patient visit (45+ min) | 30 | $5,020 | $167 |
| Injection into tendon or ligament | 51 | $2,881 | $48 |
| Aspiration and/or injection of fluid from small joint | 25 | $1,274 | $46 |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 43 | $565 | None |
| Telehealth originating site facility fee | 24 | $546 | $20 |
2021: 8 services
| Short return visit (20+ min) | 71 | $9,254 | $86 |
| New patient visit (45+ min) | 58 | $8,677 | $150 |
| New patient visit (30+ min) | 83 | $7,652 | $92 |
| Return visit (30+ min) | 27 | $3,273 | $117 |
| Long return visit (40+ min) | 14 | $2,380 | $170 |
| Injection into tendon or ligament | 32 | $1,632 | $48 |
| Aspiration and/or injection of fluid from small joint | 23 | $1,264 | $49 |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 48 | $588 | None |
2020: 5 services
| New patient visit (30+ min) | 53 | $5,084 | $96 |
| Short return visit (20+ min) | 31 | $3,197 | $71 |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 19 | $1,223 | None |
| Return visit (30+ min) | 12 | $1,139 | $95 |
| Injection into tendon or ligament | 12 | $754 | $47 |
Money from drug and device companies
$339 in 2025
| 2025 | 2 | 3 | None | $339 |
| 2024 | 2 | 3 | None | $319 |
| 2023 | 1 | 1 | None | $94 |
| 2022 | 4 | 16 | None | $5,545 |
| 2021 | 5 | 8 | None | $4,183 |
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.
A payment is not proof that care is biased.
| Acumed | Inframe Implant | $200 | 2 payments
|
| Checkpoint Surgical | Checkpoint Stimulators | $139 | 1 payment
|
See all 3 published payments
| Acumed | Meals · 2025-07-23 | Innate Implant | $63 |
| Checkpoint Surgical | Meals · 2025-03-27 | Checkpoint Stimulators | $139 |
| Acumed | Meals · 2025-01-22 | Inframe Implant | $136 |
See earlier years (2024, 2023, 2022, 2021)
2024: $319
| Acumed | Acumed | $198 | 2 payments
|
| Alafair Biosciences | Versawrap | $121 | 1 payment
|
2023: $94
| Checkpoint Surgical | Checkpoint Stimulators | $94 | 1 payment
|
2022: $5,545
| Arthrex | None | $3,239 | 8 payments
|
| Evolution Surgical | None | $1,679 | 3 payments
|
| Acumed | Acumed | $480 | 4 payments
|
| Axogen | Avance Nerve Graft | $147 | 1 payment
|
2021: $4,183
| Evolution Surgical | None | $2,400 | 2 payments
|
| TriMed | None | $1,342 | 2 payments
|
| Skeletal Dynamics | Geminus | $280 | 2 payments
|
| Tenex Health | None | $148 | 1 payment
|
| Axogen | Avance Nerve Graft | $13 | 1 payment
|
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
- 1366700270
- Licence
- CA A163009California A163009: Current · expires 2027-06-30
- Trained
- University of California, San Francisco School of Medicine, 2012
- Group
- Stanford Health Care
- Video visits
- Lists video visits
- Gender
- Female
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 207XS0106X (207XS0106X); Orthopedic surgery (207X00000X)
- Mailing address
- 300 Pasteur Dr, Stanford, CA, 94305
- NPI first listed
- 2012-04-27
- NPI last updated
- 2024-04-27
- NPI record certified
- 2024-04-27
This is when the NPI record was last certified, not a medical board exam.
Extra NPI addresses: 850 Harrison Ave, Boston, MA, 02118 · 5725 W Las Positas Blvd Ste 200, Pleasanton, CA, 94588