Matthew Steven Willsey, MD
Neurosurgery · Ann Arbor
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- Not verified
- Not the same as out of network.
- Offices
- 3
Offices
3 locations · Regents of the University of Michigan · 3,344 clinicians in this group
Hospitals listed: University of Michigan Health. 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. Willsey’s office at (734) 936-7010 to ask if they take your plan before you enroll.
California Medical Board record
Licence A176158 · Delinquent
Licence status: Delinquent · since 2022 · expires 2024-01-31 · Baylor College of Medicine.
License renewal fee has not been paid. No practice is permitted.
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.
- University of Michigan Health SystemAnn Arbor, MIAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of University of Michigan Health System, which runs 8 hospitalsHome of University of Michigan Rogel Cancer Center, a National Cancer Institute designated comprehensive cancer centrePatients rate it 4 of 5 · 82% would definitely recommend itOverall rating: 4 of 5 starsWorse than the national rate — Death rate among surgical inpatients with serious treatable complications: 219.85 (183.61 to 256.09) · 265 cases, Jul 2022 – Jun 2024Worse than the national rate — Postoperative hemorrhage or hematoma rate: 3.41 (2.49 to 4.33) · 4,962 cases, Jul 2022 – Jun 2024Better than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.534, Oct 2024 – Sep 2025Better than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.412, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.501, Oct 2024 – Sep 2025Better than the national rate — MRSA Bacteremia: 0.598, Oct 2024 – Sep 2025Better than the national rate — Ratio of unplanned hospital visits after hospital outpatient surgery: 0.7 (0.6 to 0.9) · 2,376 cases, Jan 2024 – Dec 2024
See every measure and the patient survey for University of Michigan Health System
Behind the star rating — Deaths: 3 better, 4 the same, 1 worse of 8 measures. Safety: 4 better, 4 the same, 0 worse of 8 measures. Readmissions: 1 better, 8 the same, 2 worse of 11 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 | 219.85 (183.61 to 256.09) · 265 cases | Worse | Jul 2022 – Jun 2024 |
| Postoperative hemorrhage or hematoma rateComplications and deaths | 3.41 (2.49 to 4.33) · 4,962 cases | Worse | Jul 2022 – Jun 2024 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.534 | Better | Oct 2024 – Sep 2025 |
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 0.412 | Better | Oct 2024 – Sep 2025 |
| Clostridium Difficile (C.Diff)Infections | 0.501 | Better | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 0.598 | Better | Oct 2024 – Sep 2025 |
| Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits | 0.7 (0.6 to 0.9) · 2,376 cases | Better | Jan 2024 – Dec 2024 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 1.16 (0.46 to 1.86) · 4,021 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 0.92 (0.75 to 1.09) | No different | Jul 2022 – Jun 2024 |
| Death rate for CABG surgery patientsComplications and deaths | 2 · 108 cases | None | Jul 2022 – Jun 2025 |
| Death rate for COPD patientsComplications and deaths | 10 · 138 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart attack patientsComplications and deaths | 9.9 · 165 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart failure patientsComplications and deaths | 8.9 · 734 cases | None | Jul 2022 – Jun 2025 |
| Death rate for pneumonia patientsComplications and deaths | 10.3 · 332 cases | None | Jul 2022 – Jun 2025 |
| Death rate for stroke patientsComplications and deaths | 11.3 · 390 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 2.4 · 7,196 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.27 (0.1 to 0.43) · 14,473 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.26 (0.1 to 0.43) · 15,885 cases | No different | Jul 2022 – Jun 2024 |
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 2.78 (1.44 to 4.13) · 5,454 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative acute kidney injury requiring dialysis rateComplications and deaths | 1.91 (1.03 to 2.78) · 3,139 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative respiratory failure rateComplications and deaths | 9.57 (6.92 to 12.21) · 3,010 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative sepsis rateComplications and deaths | 4.45 (2.57 to 6.33) · 3,258 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative wound dehiscence rateComplications and deaths | 1.99 (0.77 to 3.2) · 1,414 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.41 (0.03 to 0.8) · 14,078 cases | No different | Jul 2022 – Jun 2024 |
| Rate of complications for hip/knee replacement patientsComplications and deaths | 4.9 · 99 cases | None | Apr 2023 – Mar 2025 |
| SSI - Abdominal HysterectomyInfections | 1.355 | No different | Oct 2024 – Sep 2025 |
| SSI - Colon SurgeryInfections | 1.12 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 14.6 · 241 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 19.2 · 1,425 cases | None | Jul 2023 – Jun 2025 |
| Hospital return days for heart attack patientsUnplanned return visits | 10.7 · 176 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for heart failure patientsUnplanned return visits | 0.8 · 871 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for pneumonia patientsUnplanned return visits | 85.5 · 344 cases | None | Jul 2022 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 16.6 · 568 cases | None | Jul 2023 – Jun 2025 |
| Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits | 5.3 (4.4 to 6.5) · 1,530 cases | No different | Jan 2024 – Dec 2024 |
| Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits | 9.6 (8.2 to 11.1) · 1,530 cases | No different | Jan 2024 – Dec 2024 |
| Rate of readmission after hip/knee replacementUnplanned return visits | 5.3 · 111 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for CABGUnplanned return visits | 9.4 · 158 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 19.3 · 280 cases | None | Jul 2023 – Jun 2025 |
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits | 13.7 (11.2 to 16.5) · 4,556 cases | No different | Jan 2022 – Dec 2024 |
What patients said (824 patients answered, 25% of those asked)
| Cleanliness | 2 |
| Nurse communication | 5 |
| Doctor communication | 4 |
| Communication about medicines | 3 |
| Discharge information | 4 |
| Overall hospital rating | 4 |
| Quietness | 2 |
| Recommend hospital | 5 |
| Room was "always" clean | 61% |
| Nurses "always" communicated well | 84% |
| Doctors "always" communicated well | 81% |
| Staff "always" explained | 61% |
| 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 | 75% |
| Doctors "always" listened carefully | 79% |
| Doctors "always" treated them with courtesy and respect | 87% |
| Patients who gave a rating of "9" or "10" (high) | 79% |
| Staff "always" explained new medications | 78% |
| Nurses "always" explained things so they could understand | 79% |
| Nurses "always" listened carefully | 82% |
| Nurses "always" treated them with courtesy and respect | 89% |
| "Always" quiet at night | 43% |
| "YES", patients would definitely recommend the hospital | 82% |
| Staff "always" explained possible side effects | 45% |
| Yes, staff "did" give patients information about possible symptoms | 89% |
Original Medicare doctor bills
$22,532
Medicare paid this office $22,532 for 36 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
| Short return visit (20+ min) | 13 | $1,010 | $72 |
Procedures Medicare counted
| Laminectomy or laminotomy (partial removal of spine bones) | 1-10 | None |
| Spinal fusion | 1-10 | None |
Who their Medicare patients are
36 Original Medicare patients in 2024. Average age 74 · Women 44% · Health risk score 1.39. At or below the middle of the specialty; the typical neurosurgery clinician is at 1.46.
Conditions among them: High blood pressure 75% · Stroke 44% · Depression 33% · Coronary heart disease 31% · Chronic kidney disease 31%.
The office billed $128,418, Medicare allowed $28,562 and paid $22,532; for 66 services of 24 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 | 36 | 66 | 74 | 1.39 | $128,418 | $22,532 |
| 2023 | 66 | 107 | 73 | 1.38 | $197,137 | $23,201 |
| 2022 | 42 | 67 | 70 | 1.09 | $159,652 | $11,506 |
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: 2 services
| Removal of skull bone with computer-assisted insertion of neurostimulator electrodes in brain with recording, first array | 12 | $3,744 | $312 |
| Removal of skull bone with computer-assisted insertion of neurostimulator electrodes in brain with recording, each additional array | 11 | $719 | $65 |
2022: 2 services
| Removal of skull bone with computer-assisted insertion of neurostimulator electrodes in brain with recording, first array | 14 | $4,368 | $312 |
| Removal of skull bone with computer-assisted insertion of neurostimulator electrodes in brain with recording, each additional array | 13 | $921 | $66 |
Money from drug and device companies
$281 in 2024
| 2024 | 2 | 3 | None | $281 |
| 2023 | 1 | 2 | None | $45 |
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.
A payment is not proof that care is biased.
| Globus Medical | Excelsius3d Imaging System | $166 | 1 payment
|
| InSightec | Exablate | $115 | 2 payments
|
See all 3 published payments
| Globus Medical | Meals · 2024-09-29 | Excelsius3d Imaging System | $166 |
| InSightec | Meals · 2024-05-04 | Exablate | $16 |
| InSightec | Meals · 2024-05-04 | Exablate | $99 |
See earlier years (2023)
2023: $45
| Boston Scientific | None | $45 | 2 payments
|
Checkups this office reported
1 measures · 2023
Medicare asked this office to report how often certain checkups happened in 2023. This is not a grade for the doctor. A specialist’s patients may not need every screening.
- 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.
| Patients can see their records onlinePatients who were given electronic access to their health information | 76%That's most of the people this applied to. | 33 |
What the office says it does
Boxes the office ticked on its Medicare worksheet for 2023. Nobody checks these.
- Agreed to federal review of their records system
- Did a security review of patient data
- Exchanges records both ways with other health systems
- High Priority Practices Guide of the Safety Assurance Factors for EHR Resilience (SAFER) Guides
- Implementation of medication management practice improvements
- Improved the patient portal
- Lets patients read their visit notes
- ONC-ACB Surveillance Attestation
- Reports to a public-health or clinical registry
- Uses standard treatment protocols
- Exempt from e-prescribing
- Exempt from electronic case reporting
- Exempt from immunization registry reporting
- Exempt from query of the prescription drug monitoring program (pdmp)
Professional record
- NPI
- 1649660234
- Licence
- CA A176158California A176158: Delinquent · expires 2024-01-31
- Trained
- Baylor College of Medicine, 2014
- Video visits
- Lists video visits
- Gender
- Male
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 207T00000X (207T00000X)
- Mailing address
- 3621 S State St, Ann Arbor, MI, 48108
- NPI first listed
- 2015-02-03
- NPI last updated
- 2024-09-10
- NPI record certified
- 2024-09-10
This is when the NPI record was last certified, not a medical board exam.
Extra NPI addresses: 300 Pasteur Dr, Stanford, CA, 94305