Darby Le Nguyen, CNA
Certified Registered Nurse Anesthetist (Crna) · Poughkeepsie
- Medicare standing
- 1 flag on the record
- Listed below.
- Plans that list them
- Not verified
- Not the same as out of network.
- Office
- 1
On the public record
- Medicare does not list them as allowed to order and refer
Offices
1 location · North American Partners in Anesthesia LLP · 427 clinicians in this group
Looking this up.
Hospitals listed: Brooklyn Hospital Center - Downtown Campus · Vassar Brothers Medical Center. That is not proof they admit you there this week.
Plan participation
Not verified
We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Darby Le Nguyen’s office at (845) 454-8500 to ask if they take your plan before you enroll.
Hospitals they work in
2 hospitals
These rate the hospital, not this clinician. Most measures at most hospitals are no different from the national rate.
- Brooklyn Hospital Center - Downtown CampusBrooklyn, NYAcute Care Hospital · Voluntary non-profit - Other · Has an emergency department · Birthing-friendlyPart of The Brooklyn Hospital CenterPatients rate it 2 of 5 · 57% would definitely recommend itOverall rating: 2 of 5 starsBetter than the national rate — Clostridium Difficile (C.Diff): 0.118, Oct 2024 – Sep 2025
- Vassar Brothers Medical CenterPoughkeepsie, NYAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of Nuvance Health, which runs 7 hospitals in 2 statesPatients rate it 3 of 5 · 72% would definitely recommend itOverall rating: 3 of 5 starsBetter than the national rate — Death rate among surgical inpatients with serious treatable complications: 127.12 (85.91 to 168.34) · 140 cases, Jul 2022 – Jun 2024Better than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.141, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.35, Oct 2024 – Sep 2025Better than the national rate — SSI - Colon Surgery: 0.277, Oct 2024 – Sep 2025
See every measure and the patient survey for Brooklyn Hospital Center - Downtown Campus
Behind the star rating — Deaths: 0 better, 6 the same, 0 worse of 6 measures. Safety: 1 better, 6 the same, 0 worse of 7 measures. Readmissions: 0 better, 8 the same, 2 worse of 10 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.
| Clostridium Difficile (C.Diff)Infections | 0.118 | Better | Oct 2024 – Sep 2025 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 1.27 (0.21 to 2.33) · 325 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 0.88 (0.47 to 1.29) | No different | Jul 2022 – Jun 2024 |
| Death rate for COPD patientsComplications and deaths | 8.1 · 38 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart attack patientsComplications and deaths | 11.1 · 85 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart failure patientsComplications and deaths | 10.4 · 79 cases | None | Jul 2022 – Jun 2025 |
| Death rate for pneumonia patientsComplications and deaths | 16.3 · 244 cases | None | Jul 2022 – Jun 2025 |
| Death rate for stroke patientsComplications and deaths | 7.9 · 172 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 3.6 · 1,821 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.18 (0 to 0.4) · 2,681 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.25 (0.04 to 0.45) · 2,712 cases | No different | Jul 2022 – Jun 2024 |
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 3.99 (1.52 to 6.47) · 313 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative acute kidney injury requiring dialysis rateComplications and deaths | 1.66 (0 to 3.39) · 94 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative hemorrhage or hematoma rateComplications and deaths | 2.1 (0.46 to 3.75) · 359 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative respiratory failure rateComplications and deaths | 8.71 (0 to 18.53) · 95 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative sepsis rateComplications and deaths | 5.1 (0.82 to 9.39) · 87 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative wound dehiscence rateComplications and deaths | 1.71 (0.2 to 3.22) · 53 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.25 (0 to 1.09) · 2,250 cases | No different | Jul 2022 – Jun 2024 |
| Rate of complications for hip/knee replacement patientsComplications and deaths | 4.6 · 171 cases | None | Apr 2023 – Mar 2025 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.41 | No different | Oct 2024 – Sep 2025 |
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 1.819 | No different | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 1.658 | No different | Oct 2024 – Sep 2025 |
| SSI - Colon SurgeryInfections | 0.87 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 16 · 219 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 25.7 · 253 cases | None | Jul 2023 – Jun 2025 |
| Hospital return days for heart attack patientsUnplanned return visits | 73.1 · 74 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for heart failure patientsUnplanned return visits | 107.9 · 83 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for pneumonia patientsUnplanned return visits | 105.7 · 227 cases | None | Jul 2022 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 20.2 · 477 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission after hip/knee replacementUnplanned return visits | 5.6 · 184 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 21.9 · 138 cases | None | Jul 2023 – Jun 2025 |
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits | 13 (9.7 to 17.6) · 167 cases | No different | Jan 2022 – Dec 2024 |
| Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits | 1 (0.7 to 1.4) · 118 cases | No different | Jan 2024 – Dec 2024 |
What patients said (351 patients answered, 8% of those asked)
| Cleanliness | 3 |
| Nurse communication | 1 |
| Doctor communication | 2 |
| Communication about medicines | 1 |
| Discharge information | 2 |
| Overall hospital rating | 2 |
| Quietness | 2 |
| Recommend hospital | 2 |
| Room was "always" clean | 65% |
| Nurses "always" communicated well | 70% |
| Doctors "always" communicated well | 73% |
| Staff "always" explained | 55% |
| Yes, staff "did" give patients this information | 80% |
| Yes, staff "did" give patients information about help after discharge | 76% |
| Doctors "always" explained things so they could understand | 69% |
| Doctors "always" listened carefully | 71% |
| Doctors "always" treated them with courtesy and respect | 79% |
| Patients who gave a rating of "9" or "10" (high) | 59% |
| Staff "always" explained new medications | 71% |
| Nurses "always" explained things so they could understand | 65% |
| Nurses "always" listened carefully | 69% |
| Nurses "always" treated them with courtesy and respect | 77% |
| "Always" quiet at night | 45% |
| "YES", patients would definitely recommend the hospital | 57% |
| Staff "always" explained possible side effects | 39% |
| Yes, staff "did" give patients information about possible symptoms | 83% |
See every measure and the patient survey for Vassar Brothers Medical Center
Behind the star rating — Deaths: 4 better, 4 the same, 0 worse of 8 measures. Safety: 4 better, 3 the same, 0 worse of 7 measures. Readmissions: 0 better, 8 the same, 2 worse of 10 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.
| Death rate among surgical inpatients with serious treatable complicationsComplications and deaths | 127.12 (85.91 to 168.34) · 140 cases | Better | Jul 2022 – Jun 2024 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.141 | Better | Oct 2024 – Sep 2025 |
| Clostridium Difficile (C.Diff)Infections | 0.35 | Better | Oct 2024 – Sep 2025 |
| SSI - Colon SurgeryInfections | 0.277 | Better | Oct 2024 – Sep 2025 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 1.34 (0.5 to 2.19) · 2,139 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 1.08 (0.85 to 1.32) | No different | Jul 2022 – Jun 2024 |
| Death rate for CABG surgery patientsComplications and deaths | 1.7 · 143 cases | None | Jul 2022 – Jun 2025 |
| Death rate for COPD patientsComplications and deaths | 7.9 · 201 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart attack patientsComplications and deaths | 10.2 · 382 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart failure patientsComplications and deaths | 8.8 · 975 cases | None | Jul 2022 – Jun 2025 |
| Death rate for pneumonia patientsComplications and deaths | 13.1 · 1,005 cases | None | Jul 2022 – Jun 2025 |
| Death rate for stroke patientsComplications and deaths | 10.2 · 474 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 2.6 · 5,187 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.17 (0.01 to 0.34) · 12,390 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.3 (0.12 to 0.48) · 12,898 cases | No different | Jul 2022 – Jun 2024 |
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 4.51 (2.76 to 6.27) · 2,691 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative acute kidney injury requiring dialysis rateComplications and deaths | 1.11 (0 to 2.52) · 1,090 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative hemorrhage or hematoma rateComplications and deaths | 2.8 (1.55 to 4.05) · 2,509 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative respiratory failure rateComplications and deaths | 10.1 (5.19 to 15.01) · 1,031 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative sepsis rateComplications and deaths | 7.28 (4.27 to 10.3) · 1,096 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative wound dehiscence rateComplications and deaths | 1.73 (0.34 to 3.12) · 616 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.5 (0.05 to 0.95) · 11,020 cases | No different | Jul 2022 – Jun 2024 |
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 0.52 | No different | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 0.603 | No different | Oct 2024 – Sep 2025 |
| SSI - Abdominal HysterectomyInfections | 2.75 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 15 · 592 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 20.9 · 1,379 cases | None | Jul 2023 – Jun 2025 |
| Hospital return days for heart attack patientsUnplanned return visits | 10.8 · 447 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for heart failure patientsUnplanned return visits | -7.5 · 1,157 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for pneumonia patientsUnplanned return visits | 21.4 · 1,045 cases | None | Jul 2022 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 18.2 · 1,271 cases | None | Jul 2023 – Jun 2025 |
| Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits | 4 (2.8 to 5.8) · 225 cases | No different | Jan 2024 – Dec 2024 |
| Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits | 11.7 (9.2 to 15) · 225 cases | No different | Jan 2024 – Dec 2024 |
| Rate of readmission for CABGUnplanned return visits | 11.7 · 174 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 19.2 · 291 cases | None | Jul 2023 – Jun 2025 |
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits | 13.1 (10 to 17.4) · 536 cases | No different | Jan 2022 – Dec 2024 |
| Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits | 0.9 (0.7 to 1.2) · 459 cases | No different | Jan 2024 – Dec 2024 |
What patients said (2,026 patients answered, 40% of those asked)
| Cleanliness | 3 |
| Nurse communication | 3 |
| Doctor communication | 2 |
| Communication about medicines | 3 |
| Discharge information | 3 |
| Overall hospital rating | 3 |
| Quietness | 4 |
| Recommend hospital | 4 |
| Room was "always" clean | 68% |
| Nurses "always" communicated well | 76% |
| Doctors "always" communicated well | 74% |
| Staff "always" explained | 59% |
| Yes, staff "did" give patients this information | 86% |
| Yes, staff "did" give patients information about help after discharge | 83% |
| Doctors "always" explained things so they could understand | 69% |
| Doctors "always" listened carefully | 73% |
| Doctors "always" treated them with courtesy and respect | 81% |
| Patients who gave a rating of "9" or "10" (high) | 68% |
| Staff "always" explained new medications | 75% |
| Nurses "always" explained things so they could understand | 72% |
| Nurses "always" listened carefully | 73% |
| Nurses "always" treated them with courtesy and respect | 83% |
| "Always" quiet at night | 60% |
| "YES", patients would definitely recommend the hospital | 72% |
| Staff "always" explained possible side effects | 43% |
| Yes, staff "did" give patients information about possible symptoms | 89% |
Original Medicare doctor bills
$3,789
Medicare paid this office $3,789 for 35 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
Who their Medicare patients are
35 Original Medicare patients in 2024. Average age 71 · Women 51% · Also on Medicaid 60% · Health risk score 3.50. Sicker patients than 9 in 10 peers; the typical certified registered nurse anesthetist (crna) clinician is at 1.45.
Conditions among them: High blood pressure 75% · Diabetes 63% · Chronic kidney disease 46% · Coronary heart disease 34%.
The office billed $78,747, Medicare allowed $4,875 and paid $3,789; for 36 services of 19 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
| 2024 | 35 | 36 | 71 | 3.50 | $78,747 | $3,789 |
| 2023 | 36 | 36 | 75 | 1.56 | $36,960 | $4,057 |
| 2021 | 22 | 24 | 70 | 1.69 | $25,536 | $3,681 |
| 2020 | 94 | 111 | 70 | 2.26 | $115,430 | $17,403 |
| 2019 | 182 | 185 | 73 | 2.47 | $190,135 | $21,544 |
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
2019: 4 services
| Anesthesia for x-ray or radiation therapy | 19 | $2,454 | $129 |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 24 | $1,980 | $79 |
| Anesthesia for other closed procedure on chest | 17 | $1,736 | $102 |
| Anesthesia for other procedure on large bowel using an endoscope | 18 | $1,337 | $74 |
Money from drug and device companies
$136 in 2025
| 2025 | 2 | 2 | None | $136 |
| 2024 | 1 | 2 | None | $40 |
| 2021 | 1 | 2 | None | $35 |
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.
A payment is not proof that care is biased.
| Argenx US | None | $115 | 1 payment
|
| Merck Sharp & Dohme | Bridion | $21 | 1 payment
|
See all 2 published payments
| Argenx US | Meals · 2025-04-30 | None | $115 |
| Merck Sharp & Dohme | Meals · 2025-03-31 | Bridion | $21 |
See earlier years (2024, 2021)
2024: $40
| Merck Sharp & Dohme | Bridion | $40 | 2 payments
|
2021: $35
| W. L. Gore & Associates | Gore Seamguard Bioabsorbable Staple Line Reinforce | $35 | 2 payments
|
Checkups this office reported
Medicare did not publish checkup rates for this clinician.
- Medicare’s overall office score
- 100.0 / 100
- Scores the office’s reporting and systems. It is not a grade for how the doctor treats you.
Professional record
- NPI
- 1407338908
- Licence
- CA 836858, CA 95001209, NY 760909
- Gender
- Male
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 367500000X (367500000X); Federal specialty code 163WC0200X (163WC0200X)
- Mailing address
- 409 W 50th St Apt 3c, New York, NY, 10019
- NPI first listed
- 2018-08-30
- NPI last updated
- 2026-06-24
- NPI record certified
- 2026-06-24
This is when the NPI record was last certified, not a medical board exam.
Extra NPI addresses: 121 Dekalb Ave, Brooklyn, NY, 11201 · 45 Reade Pl, Poughkeepsie, NY, 12601 · 2600 Corde Terra Cir Apt 6105, San Jose, CA, 95111