Mark Loush, LMSW
NPI 1871556803 · Social Worker · Brighton, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Loush, LMSW is a Social Worker provider in Brighton, MI (NPI 1871556803).
Provider details
- NPI number
- 1871556803
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 6801059250 (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
20 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
- 2006-04-10
- Last updated
- 2012-09-04
Frequently asked questions
- What is Mark Loush's NPI number?
- Mark Loush's National Provider Identifier (NPI) is 1871556803, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Loush's specialty?
- Mark Loush is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Loush located?
- Mark Loush's practice location on file with NPPES is 12851 Grand River Rd, Brighton, MI 48116-8506.
- What is Mark Loush's phone number?
- The practice phone number listed in the NPPES registry for Mark Loush is (800) 529-7220.
- Does Mark Loush accept Medicare?
- Mark Loush is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Loush's NPI active?
- Yes — Mark Loush's NPI (1871556803) is active in the NPPES registry as of the last update on 2012-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.