Quick answers
- Does Brendon M. Nacewicz accept Medicare assignment?
- Yes. Medicare's clinician data says Brendon M. Nacewicz accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Brendon M. Nacewicz see?
- In 2024, CMS data shows 25 Original Medicare patients and 417 services for Brendon M. Nacewicz. This counts Original Medicare only and measures volume, not quality.
- What is Brendon M. Nacewicz's NPI number?
- 1437463619. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Brendon M. Nacewicz, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 25 |
|---|---|
| Services billed to Medicare | 417 |
| Different services or procedures | 10 |
| Participating Medicare provider | Yes |
| Average age of these patients | 57 |
Most frequent services
- Office or other outpatient visit for the evaluation and management of an established patient that requires the supervision of a physician or other qualified health care professional and provision of greater than 56 mg esketamine nasal self-administration, (G2083)192 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)34 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- Depression75%
- Anxiety75%
- Arthritis60%
- High blood pressure44%
- High cholesterol44%
Practice locations
Addresses where Brendon M. Nacewicz is enrolled with Medicare (CMS data updated October 2, 2026).
- 6502 Grand Teton Plz, Suite 107Madison, WI 53719 (608) 405‑5689
Specialties
- Psychiatryprimary
Other psychiatrists in Madison
Clinicians with the same Medicare primary specialty in Madison, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 2011 (15 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1437463619 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians