Quick answers
- Which hospitals does Jaques L. Williams Jr. work at?
- Medicare's official clinician data lists Jaques L. Williams Jr. at 1 hospital: Mayo Clinic Hospital Rochester. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jaques L. Williams Jr. see patients?
- Medicare's clinician data lists 1 practice location in Rochester, MN. Call before your visit to confirm the address.
- What is Jaques L. Williams Jr.'s specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Jaques L. Williams Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Jaques L. Williams Jr. 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 Jaques L. Williams Jr.?
- (507) 284-2511, as listed in official Medicare / NPI Registry data.
- What is Jaques L. Williams Jr.'s NPI number?
- 1104679539. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jaques L. Williams Jr. works
Medicare's Facility Affiliation Data lists Jaques L. Williams Jr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mayo Clinic Hospital RochesterRochester, MN · Acute Care Hospital · CCN 240010
Practice locations
Addresses where Jaques L. Williams Jr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 200 1st St SWRochester, MN 55905 (507) 284‑2511
Group practices
Medicare enrollment lists Jaques L. Williams Jr. as a member of this group (CMS data updated 2026-10-02).
- Mayo Clinic4,956 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Rochester
Clinicians with the same Medicare primary specialty in Rochester, MN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Columbia University College Of Physicians And Surgeons |
| Graduation year | 2024 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104679539 |
| 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