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Carter Jacob Neugarten, MD

Internal Medicine · Stanford

NPI 1841539772

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
1
1 carrier
Office
1
Since medical school
11 years
Johns Hopkins University School of Medicine, 2015

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

1 plan · 1 carrier

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

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

California Medical Board record

Licence A144384 · Current

Licensed to practise in California · since 2016 · expires 2028-01-31 · Johns Hopkins University School of Medicine.

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

School, training and certification

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 Emergency Medicine - Hospice and Palliative Medicine

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

$14,921

Medicare paid this office $14,921 for 88 people.

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

Largest Original Medicare bills
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes41$6,137$106
Initial hospital care with moderate level of medical decision making at least 75 minutes26$4,018$155
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes25$2,059$66
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes16$1,743$109

Who their Medicare patients are

88 Original Medicare patients in 2024. Average age 70 · Women 64% · Also on Medicaid 47% · Health risk score 3.18. Sicker patients than 9 in 10 peers; the typical internal medicine clinician is at 1.76.

Conditions among them: High blood pressure 75% · Chronic kidney disease 45% · Cancer 43% · Diabetes 41% · Depression 38% · Coronary heart disease 34% · Dementia 31% · Heart failure 30% · Atrial fibrillation 24% · COPD 20% · Stroke 14%.

The office billed $66,141, Medicare allowed $19,022 and paid $14,921; for 153 services of 9 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
202488153703.18$66,141$14,921
202385162664.57$44,922$15,159
2022134445664.21$122,712$40,794
2021147474683.99$137,449$46,560
2020198458683.70$139,653$44,782
2019126181722.87$59,848$16,881
20181617742.12$8,444$2,182

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: 4 services

Original Medicare services billed in 2023
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes36$6,520$99
Long return visit (40+ min)12$1,585$106
Return visit (30+ min)13$1,579$79
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes11$1,231$112

2022: 9 services

Original Medicare services billed in 2022
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes66$16,351$87
Initial hospital care with moderate level of medical decision making at least 75 minutes23$4,431$170
Long return visit (40+ min)25$3,761$107
Return visit (30+ min)22$2,605$74
Advance care planning, first 30 minutes31$2,599$67
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes20$2,339$111
New patient visit (60+ min)13$2,097$161
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes21$1,595$59
Advance care planning, each additional 30 minutes16$1,316$63

2021: 8 services

Original Medicare services billed in 2021
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes73$14,723$89
Initial hospital care with moderate level of medical decision making at least 75 minutes48$9,653$172
Advance care planning, first 30 minutes59$5,280$68
Long return visit (40+ min)16$3,970$128
New patient visit (60+ min)13$2,115$163
Advance care planning, each additional 30 minutes20$2,102$64
Return visit (30+ min)13$1,673$88
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes16$1,492$62

2020: 9 services

Original Medicare services billed in 2020
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes74$14,641$89
Initial hospital care with moderate level of medical decision making at least 75 minutes48$8,549$174
Advance care planning, first 30 minutes35$2,916$68
Emergency department visit with high level of medical decision making19$2,906$153
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes24$2,846$119
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes25$2,536$62
New patient visit (60+ min)15$2,205$147
Long return visit (40+ min)15$1,635$96
Return visit (30+ min)12$1,088$68

2019: 4 services

Original Medicare services billed in 2019
Emergency department visit with high level of medical decision making57$7,638$134
Emergency department visit with moderate level of medical decision making25$2,248$90
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes12$1,105$61
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only23$193$7

2018: 1 service

Original Medicare services billed in 2018
Emergency department visit with high level of medical decision making13$1,852$142

Medicaid work

$2,952 in 2024

Medicaid paid $2,952 for 49 billed services this clinician did in 2024, 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 2024
SBSQ HOSPITAL IP/OBS CARE HIGH MDM 50 MINUTES49$2,952
Medicaid work by year
202449116$2,952
202317112$297
202289114$3,866
2021218124$9,444
202092116$4,048
See the largest Medicaid services in earlier years

2023

Largest Medicaid services in 2023
SBSQ HOSPITAL IP/OBS CARE HIGH MDM 50 MINUTES17$297

2022

Largest Medicaid services in 2022
SBSQ HOSPITAL IP/OBS CARE HIGH MDM 50 MINUTES89$3,866

2021

Largest Medicaid services in 2021
SBSQ HOSPITAL IP/OBS CARE HIGH MDM 50 MINUTES218$9,444

2020

Largest Medicaid services in 2020
SBSQ HOSPITAL IP/OBS CARE HIGH MDM 50 MINUTES92$4,048

Drugs they prescribed that Part D paid

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

Opioids were 52% of their 341 Part D prescriptions in 2023. Long-acting opioids: 35% of their opioid prescriptions.

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

Year by year

Part D prescribing by year
202334112252% (176)12%$23,251
202239111853% (207)9%$26,965
202137012958% (214)9%$22,455
20202119966% (139)14%$14,754
2019272059% (16)None$5,135
20182516NoneNone$798
20172521NoneNone$618

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

See the drugs prescribed each year

2023: 12 drugs

Part D drugs prescribed in 2023
Buprenorphine23$6,272$273
Pregabalin25$1,353$54
Hydromorphone30$1,308$44
Fentanyl12$1,112$93
Hydrocodone-Acetaminophen54$1,049$19
Gabapentin35$836$24
Duloxetine25$640$26
Oxycodone17$593$35
Morphine Sulfate Er13$404$31
Metoclopramide17$207$12
Trazodone11$185$17
Tizanidine11$62$6

2022: 8 drugs

Part D drugs prescribed in 2022
Fentanyl26$2,600$100
Hydromorphone41$2,044$50
Gabapentin69$1,993$29
Duloxetine40$1,521$38
Hydrocodone-Acetaminophen48$1,274$27
Pregabalin27$1,091$40
Oxycodone35$934$27
Morphine Sulfate Er21$593$28

2021: 9 drugs

Part D drugs prescribed in 2021
Fentanyl27$3,267$121
Hydromorphone50$2,862$57
Hydrocodone-Acetaminophen40$1,650$41
Morphine Sulfate Er35$1,370$39
Gabapentin43$955$22
Oxycodone24$854$36
Pregabalin21$836$40
Morphine Sulfate11$473$43
Duloxetine26$460$18

2020: 8 drugs

Part D drugs prescribed in 2020
Fentanyl14$1,889$135
Hydromorphone33$1,215$37
Pregabalin13$970$75
Morphine Sulfate11$715$65
Hydrocodone-Acetaminophen29$702$24
Morphine Sulfate Er18$647$36
Oxycodone16$608$38
Gabapentin22$606$28

Professional record

NPI
1841539772
Licence
CA A144384California A144384: Current · expires 2028-01-31
Trained
Johns Hopkins University School of Medicine, 2015 · 11 years ago
Gender
Male
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 207RH0002X (207RH0002X); Federal specialty code 207P00000X (207P00000X)
Mailing address
300 Pasteur Dr, Stanford, CA, 94305
NPI first listed
2013-02-13
NPI last updated
2023-11-02
NPI record certified
2023-11-02

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

Extra NPI addresses: 1625 W. Harrison St., Chicago, IL, 60612 · 251 E Huron St, Chicago, IL, 60611 · 1000 N Westmoreland Rd, Lake Forest, IL, 60045