Quick answers
- Does Andrew J. Schroettner accept Medicare assignment?
- Medicare's clinician data says Andrew J. Schroettner may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Andrew J. Schroettner see?
- In 2024, CMS data shows 98 Original Medicare patients and 466 services for Andrew J. Schroettner. This counts Original Medicare only and measures volume, not quality.
- What is Andrew J. Schroettner's NPI number?
- 1043245459. 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 Andrew J. Schroettner, 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 | 98 |
|---|---|
| Services billed to Medicare | 466 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 62 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)231 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)146 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)47 services
- Hospital discharge day management, more than 30 minutes (99239)18 services
- Psychiatric diagnostic evaluation with medical services (90792)13 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%
- High cholesterol67%
- High blood pressure57%
- Arthritis40%
- Diabetes20%
Practice locations
Addresses where Andrew J. Schroettner is enrolled with Medicare (CMS data updated October 2, 2026).
- 34700 Valley RdOconomowoc, WI 53066 (262) 646‑4411
- 888 Thackeray Trl, Suite 211Oconomowoc, WI 53066 (262) 567‑1122
Group practices
Medicare enrollment lists Andrew J. Schroettner as a member of this group (CMS data updated October 2, 2026).
- Rogers Memorial Hospital Incorporated49 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Oconomowoc
Clinicians with the same Medicare primary specialty in Oconomowoc, WI — not a recommendation.
Other clinicians in Rogers Memorial Hospital Incorporated
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Wisconsin |
| Graduation year | 1992 (34 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1043245459 |
| 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