Matthew Anthony Tsai, MD
Internal Medicine · Boston
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- Not verified
- Not the same as out of network.
- Office
- 1
- Since medical school
- 5 years
- University of Vermont College of Medicine, 2021
Offices
1 location · Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc · 1,693 clinicians in this group
Hospitals listed: Beth Israel Deaconess 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 Dr. Tsai’s office at (617) 754-8612 to ask if they take your plan before you enroll.
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.
- Beth Israel Deaconess Medical CenterBoston, MAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of Beth Israel Lahey Health, which runs 10 hospitalsHome of Dana-Farber/Harvard Cancer Center, a National Cancer Institute designated comprehensive cancer centrePatients rate it 4 of 5 · 79% would definitely recommend itOverall rating: 3 of 5 starsWorse than the national rate — Postoperative hemorrhage or hematoma rate: 3.94 (2.98 to 4.91) · 5,770 cases, Jul 2022 – Jun 2024Worse than the national rate — SSI - Abdominal Hysterectomy: 3.752, Oct 2024 – Sep 2025Worse than the national rate — Rate of inpatient admissions for patients receiving outpatient chemotherapy: 12.8 (11.3 to 14.4) · 1,558 cases, Jan 2024 – Dec 2024Better than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.55, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.565, Oct 2024 – Sep 2025Better than the national rate — MRSA Bacteremia: 0.593, Oct 2024 – Sep 2025
See every measure and the patient survey for Beth Israel Deaconess Medical Center
Behind the star rating — Deaths: 4 better, 4 the same, 0 worse of 8 measures. Safety: 3 better, 4 the same, 1 worse of 8 measures. Readmissions: 0 better, 7 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.
| Postoperative hemorrhage or hematoma rateComplications and deaths | 3.94 (2.98 to 4.91) · 5,770 cases | Worse | Jul 2022 – Jun 2024 |
| SSI - Abdominal HysterectomyInfections | 3.752 | Worse | Oct 2024 – Sep 2025 |
| Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits | 12.8 (11.3 to 14.4) · 1,558 cases | Worse | Jan 2024 – Dec 2024 |
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 0.55 | Better | Oct 2024 – Sep 2025 |
| Clostridium Difficile (C.Diff)Infections | 0.565 | Better | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 0.593 | Better | Oct 2024 – Sep 2025 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 1.07 (0.4 to 1.74) · 4,681 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 1.03 (0.85 to 1.2) | No different | Jul 2022 – Jun 2024 |
| Death rate among surgical inpatients with serious treatable complicationsComplications and deaths | 182.52 (157.03 to 208.01) · 432 cases | No different | Jul 2022 – Jun 2024 |
| Death rate for CABG surgery patientsComplications and deaths | 2.3 · 342 cases | None | Jul 2022 – Jun 2025 |
| Death rate for COPD patientsComplications and deaths | 6.7 · 170 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart attack patientsComplications and deaths | 11.3 · 366 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart failure patientsComplications and deaths | 6.9 · 964 cases | None | Jul 2022 – Jun 2025 |
| Death rate for pneumonia patientsComplications and deaths | 11 · 620 cases | None | Jul 2022 – Jun 2025 |
| Death rate for stroke patientsComplications and deaths | 10.3 · 554 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 2.6 · 6,560 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.19 (0.04 to 0.33) · 17,760 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.27 (0.11 to 0.43) · 18,937 cases | No different | Jul 2022 – Jun 2024 |
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 3.73 (2.48 to 4.99) · 6,442 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative acute kidney injury requiring dialysis rateComplications and deaths | 1.53 (0.47 to 2.6) · 3,059 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative respiratory failure rateComplications and deaths | 6.37 (3.07 to 9.67) · 2,892 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative sepsis rateComplications and deaths | 6.05 (3.85 to 8.26) · 3,016 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative wound dehiscence rateComplications and deaths | 1.33 (0.11 to 2.54) · 1,427 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.84 (0.49 to 1.19) · 16,829 cases | No different | Jul 2022 – Jun 2024 |
| Rate of complications for hip/knee replacement patientsComplications and deaths | 4.5 · 252 cases | None | Apr 2023 – Mar 2025 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.884 | No different | Oct 2024 – Sep 2025 |
| SSI - Colon SurgeryInfections | 1.145 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 15.3 · 629 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 20.9 · 1,411 cases | None | Jul 2023 – Jun 2025 |
| Hospital return days for heart attack patientsUnplanned return visits | 25.9 · 583 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for heart failure patientsUnplanned return visits | 30.3 · 1,235 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for pneumonia patientsUnplanned return visits | 7.3 · 673 cases | None | Jul 2022 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 17.1 · 767 cases | None | Jul 2023 – Jun 2025 |
| Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits | 5 (4.2 to 6.1) · 1,558 cases | No different | Jan 2024 – Dec 2024 |
| Rate of readmission after hip/knee replacementUnplanned return visits | 6.7 · 245 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for CABGUnplanned return visits | 11.2 · 233 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 19.1 · 239 cases | None | Jul 2023 – Jun 2025 |
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits | 12.4 (10.2 to 14.9) · 5,120 cases | No different | Jan 2022 – Dec 2024 |
| Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits | 1 (0.8 to 1.3) · 1,196 cases | No different | Jan 2024 – Dec 2024 |
What patients said (5,505 patients answered, 25% of those asked)
| Cleanliness | 4 |
| Nurse communication | 4 |
| Doctor communication | 4 |
| Communication about medicines | 3 |
| Discharge information | 4 |
| Overall hospital rating | 4 |
| Quietness | 2 |
| Recommend hospital | 5 |
| Room was "always" clean | 72% |
| Nurses "always" communicated well | 82% |
| Doctors "always" communicated well | 80% |
| Staff "always" explained | 64% |
| Yes, staff "did" give patients this information | 88% |
| Yes, staff "did" give patients information about help after discharge | 86% |
| Doctors "always" explained things so they could understand | 75% |
| Doctors "always" listened carefully | 79% |
| Doctors "always" treated them with courtesy and respect | 86% |
| Patients who gave a rating of "9" or "10" (high) | 76% |
| Staff "always" explained new medications | 78% |
| Nurses "always" explained things so they could understand | 78% |
| Nurses "always" listened carefully | 80% |
| Nurses "always" treated them with courtesy and respect | 88% |
| "Always" quiet at night | 51% |
| "YES", patients would definitely recommend the hospital | 79% |
| Staff "always" explained possible side effects | 51% |
| Yes, staff "did" give patients information about possible symptoms | 90% |
Original Medicare doctor bills
$42,878
Medicare paid this office $42,878 for 160 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
| Subsequent hospital care with moderate levelof medical decision making at least 50 minutes | 98 | $25,004 | $99 |
| Hospital discharge day management, more than 30 minutes | 88 | $8,670 | $96 |
| Subsequent hospital care with moderate levelof medical decision making at least 35 minutes | 32 | $4,403 | $66 |
| Initial hospital care with moderate level of medical decision making at least 75 minutes | 21 | $3,031 | $144 |
| Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th | 16 | $608 | $25 |
Who their Medicare patients are
160 Original Medicare patients in 2024. Average age 79 · Under 65 8% · 85 and older 33% · Women 60% · Also on Medicaid 30% · Health risk score 2.39. Above the middle of the specialty; the typical internal medicine clinician is at 1.76.
Conditions among them: High blood pressure 75% · Coronary heart disease 53% · Chronic kidney disease 49% · Heart failure 47% · Depression 43% · Diabetes 42% · Atrial fibrillation 42% · Cancer 33% · COPD 33% · Stroke 27% · Dementia 25%.
The office billed $152,847, Medicare allowed $53,815 and paid $42,878; for 463 services of 8 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.
Medicaid work
$1,446 in 2024
Medicaid paid $1,446 for 78 billed services this clinician did in 2024, up to 15 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.
| SBSQ HOSPITAL IP/OBS CARE HIGH MDM 50 MINUTES | 66 | $1,164 |
| Hospital inpatient or observation discharge day management; more than 30 minutes on the date of the encounter | 12 | $282 |
| 2024 | 78 | 2 | 15 | $1,446 |
Drugs they prescribed that Part D paid
$35,237
Pharmacies billed $35,237 in 2024.
This is pharmacy cost, not the office bill, and not what patients paid.
155 generic and fewer than 11 brand-name prescriptions · $35,237 in drug cost · 34 antibiotic prescriptions to 27 people.
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.
| Cefpodoxime Proxetil | 13 | $332 | $26 |
| Atorvastatin | 11 | $92 | $8 |
Year by year
| 2024 | 177 | 78 | None | None | $35,237 |
| 2023 | 170 | 41 | None | None | $19,220 |
| 2022 | 73 | 39 | None | None | $7,146 |
| 2021 | 29 | 11 | 0% (0) | None | $3,138 |
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
| Atorvastatin | 12 | $309 | $26 |
| Spironolactone | 11 | $118 | $11 |
Money from drug and device companies
$125 in 2023
A payment is not proof that care is biased.
| AstraZeneca Pharmaceuticals LP | Breztri | $125 | 1 payment
|
See the published payment
| AstraZeneca Pharmaceuticals LP | Meals · 2023-04-06 | Breztri | $125 |
Professional record
- NPI
- 1841866092
- Licence
- MA 288906
- Trained
- University of Vermont College of Medicine, 2021 · 5 years ago
- Gender
- Male
More record details
- Sole proprietor
- No
- Taxonomy
- Internal medicine (207R00000X); Hospitalist (208M00000X)
- Mailing address
- 300 Pasteur Dr, Stanford, CA, 94305
- NPI first listed
- 2021-05-28
- NPI last updated
- 2026-06-29
- NPI record certified
- 2026-06-29
This is when the NPI record was last certified, not a medical board exam.