IndividualActive
Derek Wallenstein
NPI 1689271371 · Social Worker · Fargo, ND
Derek Wallenstein is a Social Worker provider in Fargo, ND (NPI 1689271371).
Provider details
- NPI number
- 1689271371
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Specialist174400000X
Other Service Providers
Profile Score
Established profile(57/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
1635 43rd St S Ste 105
Fargo, ND 58103-3579
Phone: (701) 412-2973
Street-level locationGet directions
Mailing address
1547 30th Ave S
Moorhead, MN 56560-5149
Registry dates
- Enumerated
- 2020-10-06
- Last updated
- 2025-09-11
- Certified
- 2025-09-11
Frequently asked questions
- What is Derek Wallenstein's NPI number?
- Derek Wallenstein's National Provider Identifier (NPI) is 1689271371, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Wallenstein's specialty?
- Derek Wallenstein is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Derek Wallenstein located?
- Derek Wallenstein's practice location on file with NPPES is 1635 43rd St S Ste 105, Fargo, ND 58103-3579.
- What is Derek Wallenstein's phone number?
- The practice phone number listed in the NPPES registry for Derek Wallenstein is (701) 412-2973.
- Is Derek Wallenstein's NPI active?
- Yes — Derek Wallenstein's NPI (1689271371) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.