IndividualActive
Derek Robertson, L.M.S.W.
NPI 1720441983 · Clinical Social Worker · Ionia, MI
Derek Robertson, L.M.S.W. is a Clinical Social Worker provider in Ionia, MI (NPI 1720441983).
Provider details
- NPI number
- 1720441983
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- L.M.S.W.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6801086213 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(72/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% 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
441 Swartz Court
Ionia, MI 48846-1639
Phone: (616) 523-6537
Fax: (616) 523-6536
Street-level locationGet directions
Mailing address
715 Hunt St
Lowell, MI 49331-1033
Registry dates
- Enumerated
- 2016-04-04
- Last updated
- 2017-02-01
Frequently asked questions
- What is Derek Robertson's NPI number?
- Derek Robertson's National Provider Identifier (NPI) is 1720441983, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Robertson's specialty?
- Derek Robertson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Derek Robertson located?
- Derek Robertson's practice location on file with NPPES is 441 Swartz Court, Ionia, MI 48846-1639.
- What is Derek Robertson's phone number?
- The practice phone number listed in the NPPES registry for Derek Robertson is (616) 523-6537.
- Is Derek Robertson's NPI active?
- Yes — Derek Robertson's NPI (1720441983) is active in the NPPES registry as of the last update on 2017-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.