Quick answers
- Does Jacob I. Ferris accept Medicare assignment?
- Yes. Medicare's clinician data says Jacob I. Ferris 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.
- What is Jacob I. Ferris's NPI number?
- 1164876777. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Jacob I. Ferris is enrolled with Medicare (CMS data updated October 2, 2026).
- 6001 Research Park BlvdMadison, WI 53719 (608) 232‑3171
Group practices
Medicare enrollment lists Jacob I. Ferris as a member of this group (CMS data updated October 2, 2026).
- University of Wisconsin System Non Payroll109 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Madison
Clinicians with the same Medicare primary specialty in Madison, WI — not a recommendation.
Other clinicians in University of Wisconsin System Non Payroll
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical School At San Antonio |
| Graduation year | 2016 (10 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164876777 |
| 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
- 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