Mark Olson, LMSW
NPI 1700516838 · Clinical Social Worker · Cedar Springs, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Olson, LMSW is a Clinical Social Worker provider in Cedar Springs, MI (NPI 1700516838).
Provider details
- NPI number
- 1700516838
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 6801119807 (MI)
Specialties & taxonomies
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
4 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
Mailing address
Registry dates
- Enumerated
- 2022-06-13
- Last updated
- 2026-01-19
- Certified
- 2026-01-19
Frequently asked questions
- What is Mark Olson's NPI number?
- Mark Olson's National Provider Identifier (NPI) is 1700516838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Olson's specialty?
- Mark Olson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Olson located?
- Mark Olson's practice location on file with NPPES is 261 N Main St, Cedar Springs, MI 49319-8041.
- What is Mark Olson's phone number?
- The practice phone number listed in the NPPES registry for Mark Olson is (616) 287-5637.
- Does Mark Olson accept Medicare?
- Mark Olson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Olson's NPI active?
- Yes — Mark Olson's NPI (1700516838) is active in the NPPES registry as of the last update on 2026-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.