Jeff Williams, LCSW
NPI 1043698020 · Clinical Social Worker · Grand Forks, ND
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeff Williams, LCSW is a Clinical Social Worker provider in Grand Forks, ND (NPI 1043698020).
Provider details
- NPI number
- 1043698020
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 18764 (MN)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 3535 S 31st St Ste 201Grand Forks, ND 58201-3593Phone: (701) 780-6821Fax: (701) 780-1973
Registry dates
- Enumerated
- 2015-05-11
- Last updated
- 2026-01-02
- Certified
- 2026-01-02
Frequently asked questions
- What is Jeff Williams's NPI number?
- Jeff Williams's National Provider Identifier (NPI) is 1043698020, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeff Williams's specialty?
- Jeff Williams is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Jeff Williams located?
- Jeff Williams's practice location on file with NPPES is 1615 17th Ave S, Grand Forks, ND 58201-5372.
- What is Jeff Williams's phone number?
- The practice phone number listed in the NPPES registry for Jeff Williams is (701) 795-8550.
- Does Jeff Williams accept Medicare?
- Jeff Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeff Williams's NPI active?
- Yes — Jeff Williams's NPI (1043698020) is active in the NPPES registry as of the last update on 2026-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.