Quick answers
- Where does Jeff Williams see patients?
- Medicare's clinician data lists 2 practice locations, including Grand Forks, ND. Call before your visit to confirm the address.
- What is Jeff Williams's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Jeff Williams accept Medicare assignment?
- Yes. Medicare's clinician data says Jeff Williams 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 Jeff Williams?
- (701) 795-8550, as listed in official Medicare / NPI Registry data.
- What is Jeff Williams's NPI number?
- 1043698020. 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 Jeff Williams is enrolled with Medicare (CMS data updated 2026-10-02).
- 1615 17th Ave SGrand Forks, ND 58201 (701) 795‑8550
- 3535 S 31st St, Suite 201Grand Forks, ND 58201 (701) 780‑6821
Group practices
Medicare enrollment lists Jeff Williams as a member of these groups (CMS data updated 2026-10-02).
- Assessment and Therapy Associates of Grand Forks PLLC18 clinicians in the group
- Northland Christian Counseling Center Inc6 clinicians in the group
Specialties
- Clinical Social Workerprimary
Find other clinicians: Clinical Social Worker, North Dakota →
Other clinical social workers in Grand Forks
Clinicians with the same Medicare primary specialty in Grand Forks, ND — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1043698020 |
| 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 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