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Daniel Eugene Clark, MD

Adult Congenital Heart Disease (Achd) · Stanford

NPI 1932545233

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
17
3 carriers
Office
1
Since medical school
13 years
University of Texas Medical School at San Antonio, 2013

Offices

1 location · 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

17 plans · 3 carriers

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

17 of 17 plans

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

California Medical Board record

Licence A180024 · Current

Licensed to practise in California · since 2022 · expires 2028-06-30 · University of Texas Health Science Center at San Antonio Joe R. and Teresa Lozano Long School of Medicine.

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

State licence records

1 licence

  • Tennessee 52463Medical Doctor · since 2015 · expires 2023-08-31Specialty on the licence: Adult Congenital Heart Disease; Cardiovascular Diseases; Internal Medicine; Pediatrics
    ExpiredNo board action on this licenceCheck it with the state

We check Colorado, Delaware, Florida, Illinois, Maryland, New Jersey, New York, Tennessee, Texas, Virginia, Washington, plus California above. A state that is not in this list has not been checked, which is not the same as clear.

School, training and certification

1 placement

What this clinician told their state board, medical school and everything before it. Only some states publish this, so nothing here means the state does not say, not that there was no training or certification.

Specialty certification

  • American Board of Internal Medicine - Adult Congenital Heart Disease
  • American Board of Internal Medicine - Cardiovascular Disease
  • American Board of Internal Medicine - Internal Medicine

Education

  • Univ of Tx Hlth Science · MDSan Antonio, TX · 2013Medical school

Residency and fellowship

  • VUMC Med-Peds, Internal Medicine-PediatricsNashville, TN · 2013–2017

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

$67,300

Medicare paid this office $67,300 for 869 people.

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

Largest Original Medicare bills
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function296$17,534$59
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function63$8,681$138
Long return visit (40+ min)26$3,956$116
Long return visit (40+ min)17$3,868$161
Initial hospital care with moderate level of medical decision making at least 75 minutes15$2,331$146
See all 21 services
Every Original Medicare service billed
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function296$17,534$59
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function63$8,681$138
Long return visit (40+ min)26$3,956$116
Long return visit (40+ min)17$3,868$161
Initial hospital care with moderate level of medical decision making at least 75 minutes15$2,331$146
Ultrasound of heart during rest, exercise and/or drug-induced stress with report42$2,288$54
Ultrasound of heart, follow-up82$1,799$21
Ultrasound of heart for congenital defect30$1,767$52
Ultrasound of heart, follow-up24$1,726$72
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only209$1,684$7
Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report21$1,551$74
Ultrasound of heart with probe in esophagus, with report13$1,098$84
Ultrasound of heart blood flow, valves and chambers66$1,090$16
Heart rhythm review and interpretation of continous external ekg over 8-15 days42$936$22
Ultrasound of heart blood flow, valves and chambers13$739$53
Ultrasound of heart with color-depicted blood flow, rate and valve function27$622$22
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician30$514$17
Ultrasound of heart blood flow, valves and chambers, follow-up26$493$19
Ultrasound of heart blood flow, valves and chambers, follow-up77$472$6
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician23$261$11
Ultrasound of heart with color-depicted blood flow, rate and valve function90$257$3

Who their Medicare patients are

869 Original Medicare patients in 2024. Average age 74 · Under 65 12% · 85 and older 16% · Women 50% · Also on Medicaid 31% · Health risk score 2.05. Above the middle of the specialty; the typical adult congenital heart disease clinician is at 1.88.

Conditions among them: High blood pressure 75% · Coronary heart disease 45% · Atrial fibrillation 43% · Heart failure 41% · Chronic kidney disease 39% · Diabetes 35% · Depression 25% · Cancer 23% · COPD 17% · Stroke 16% · Dementia 13%.

The office billed $597,342, Medicare allowed $88,369 and paid $67,300; for 1,420 services of 33 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
20248691,420742.05$597,342$67,300
2023428832712.29$263,059$39,191
202278148691.81$48,341$7,378
202176153691.68$52,058$7,754
20203364663.01$22,240$3,729

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: 17 services

Original Medicare services billed in 2023
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes30$6,143$110
Initial hospital care with moderate level of medical decision making at least 75 minutes33$5,278$160
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes27$4,232$73
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function46$2,924$62
Long return visit (40+ min)16$2,658$116
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes17$2,033$120
Ultrasound of heart for congenital defect39$1,991$49
Hospital discharge day management, more than 30 minutes13$1,392$107
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only201$1,387$6
Ultrasound of heart for congenital defect11$870$79
Heart rhythm review and interpretation of continous external ekg over 8-15 days32$694$22
Ultrasound of heart blood flow, valves and chambers45$674$14
Ultrasound of heart, follow-up16$344$22
Ultrasound of heart blood flow, valves and chambers11$221$20
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician11$216$20
Ultrasound of heart with color-depicted blood flow, rate and valve function46$120$3
Ultrasound of heart blood flow, valves and chambers, follow-up19$117$6

2022: 4 services

Original Medicare services billed in 2022
Mri scan of heart before and after contrast27$2,494$92
Mri scan of heart before and after contrast with stress imaging13$1,334$103
Mri scan of blood flow of heart27$234$9
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only23$204$8

2021: 3 services

Original Medicare services billed in 2021
Mri scan of heart before and after contrast43$3,686$86
Mri scan of heart before and after contrast with stress imaging22$2,222$101
Mri scan of blood flow of heart74$634$9

2020: 2 services

Original Medicare services billed in 2020
Mri scan of heart before and after contrast15$1,403$94
Mri scan of blood flow of heart30$278$9

Medicaid work

$16,702 in 2024

Medicaid paid $16,702 for 575 billed services this clinician did in 2024, up to 131 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
Echocardiography, transthoracic, real-time with image documentation (2D), includes M-mode recording, when performed, complete, with spectral Doppler echocardiography, and with color flow Doppler echocardiography168$9,545
Complete transthoracic echocardiography for congenital cardiac anomalies49$2,091
Electrocardiogram, routine ECG with at least 12 leads; interpretation and report only221$1,990
DOPPLER ECHO COMPLETE53$1,316
Long return visit (40+ min)15$1,173
Doppler echocardiography color flow velocity mapping (List separately in addition to codes for echocardiography)69$587
Medicaid work by year
20245756131$16,702
2023343593$6,919
202233130$305
See the largest Medicaid services in earlier years

2023

Largest Medicaid services in 2023
Complete transthoracic echocardiography for congenital cardiac anomalies42$2,361
Electrocardiogram, routine ECG with at least 12 leads; interpretation and report only197$2,000
Echocardiography, transthoracic, real-time with image documentation (2D), includes M-mode recording, when performed, complete, with spectral Doppler echocardiography, and with color flow Doppler echocardiography16$1,206
DOPPLER ECHO COMPLETE45$1,154
Doppler echocardiography color flow velocity mapping (List separately in addition to codes for echocardiography)43$199

2022

Largest Medicaid services in 2022
Electrocardiogram, routine ECG with at least 12 leads; interpretation and report only33$305

Drugs they prescribed that Part D paid

$49,360

Pharmacies billed $49,360 in 2024.

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

207 generic and 55 brand-name prescriptions · $49,360 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
Entresto16$15,655$978
Metoprolol29$380$13
Atorvastatin22$358$16
Spironolactone37$285$8
Furosemide27$106$4
See all 7 drugs
Every Part D drug this clinician prescribed
Entresto16$15,655$978
Metoprolol29$380$13
Atorvastatin22$358$16
Spironolactone37$285$8
Furosemide27$106$4
Amiodarone11$73$7
Losartan16$62$4

Year by year

Part D prescribing by year
202426237None21%$49,360
202312235NoneNone$28,575
202222150% (0)None$1,607
20215920None44%$20,205
20203817NoneNone$8,346
201923None0% (0)0%$201
20182711NoneNone$1,091
201725543NoneNone$24,685
201634151NoneNone$45,256
2015446443% (15)None$30,045
2014381443% (12)24%$23,403
20137813None24%$4,897

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

See the drugs prescribed each year

2023: 2 drugs

Part D drugs prescribed in 2023
Atorvastatin16$419$26
Spironolactone13$230$18

2021: 3 drugs

Part D drugs prescribed in 2021
Entresto12$10,028$836
Jardiance11$6,376$580
Spironolactone11$136$12

2017: 4 drugs

Part D drugs prescribed in 2017
Atorvastatin29$304$10
Omeprazole16$218$14
Furosemide12$62$5
Sertraline14$51$4

2016: 9 drugs

Part D drugs prescribed in 2016
Lantus17$4,264$251
Gabapentin11$790$72
Tamsulosin14$488$35
Chlorthalidone11$460$42
Atorvastatin21$384$18
Omeprazole17$219$13
Sertraline12$121$10
Lisinopril20$86$4
Furosemide13$73$6

2015: 9 drugs

Part D drugs prescribed in 2015
Lantus17$4,850$285
Spiriva12$3,735$311
Atorvastatin37$1,006$27
Gabapentin15$828$55
Omeprazole15$299$20
Lisinopril45$238$5
Furosemide23$102$4
Hydrochlorothiazide15$94$6
Sertraline12$55$5

2014: 10 drugs

Part D drugs prescribed in 2014
Lantus14$4,182$299
Gabapentin23$969$42
Atorvastatin22$853$39
Losartan11$347$32
Lisinopril35$194$6
Omeprazole11$192$17
Furosemide18$77$4
Hydrochlorothiazide21$51$2
Sertraline12$47$4
Atenolol13$43$3

Money from drug and device companies

$25 in 2024

Industry payments by year
202411None$25
202211None$165
202111None$121

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
MedtronicVenaseal$25
1 payment
  • Meals for Venaseal · 2024-05-20 · $25
See the published payment
Every published payment
MedtronicMeals · 2024-05-20Venaseal$25
See earlier years (2022, 2021)

2022: $165

Payments by company in 2022
MedtronicHarmony$165
1 payment
  • Meals for Harmony · 2022-10-27 · $165

2021: $121

Payments by company in 2021
AmgenRepatha$121
1 payment
  • Meals for Repatha · 2021-06-24 · $121

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
1932545233
Licence
CA A180024, TN 52463California A180024: Current · expires 2028-06-30Tennessee 52463: Expired
Trained
University of Texas Medical School at San Antonio, 2013 · 13 years ago
Video visits
Lists video visits
Gender
Male
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 207RA0002X (207RA0002X); Internal medicine (207R00000X); Cardiology (207RC0000X)
Mailing address
300 Pasteur Dr, Stanford, CA, 94305
NPI first listed
2013-05-14
NPI last updated
2024-04-20
NPI record certified
2024-04-20

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

Extra NPI addresses: 1215 21st Ave S, Nashville, TN, 37232

This office lists an electronic records connection.