Quick answers
- Which hospitals does Markus Kaiser work at?
- Medicare's official clinician data lists Markus Kaiser at 1 hospital: Thedacare Regional Medical Center - Appleton Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Markus Kaiser see patients?
- Medicare's clinician data lists 1 practice location in Neenah, WI. Call before your visit to confirm the address.
- What is Markus Kaiser's specialty?
- Medicare lists Anesthesiology as the primary specialty, and also Critical Care (Intensivists).
- Does Markus Kaiser accept Medicare assignment?
- Yes. Medicare's clinician data says Markus Kaiser accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Markus Kaiser?
- (920) 729-3100, as listed in official Medicare / NPI Registry data.
- What is Markus Kaiser's NPI number?
- 1548402357. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Markus Kaiser works
Medicare's Facility Affiliation Data lists Markus Kaiser at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Thedacare Regional Medical Center - Appleton IncAppleton, WI · Acute Care Hospital · CCN 520160
Practice locations
Addresses where Markus Kaiser is enrolled with Medicare (CMS data updated 2026-10-02).
- 130 2nd StNeenah, WI 54956 (920) 729‑3100
Group practices
Medicare enrollment lists Markus Kaiser as a member of this group (CMS data updated 2026-10-02).
- Association of Hospital Anesthesiologists SC86 clinicians in the group
Specialties
- Anesthesiologyprimary
- Critical Care (Intensivists)also
Other anesthesiologists in Neenah
Clinicians with the same Medicare primary specialty in Neenah, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1548402357 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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