IndividualActive
Mark Muilenburg, LMSW
NPI 1114043908 · Clinical Social Worker · Fremont, MI
Mark Muilenburg, LMSW is a Clinical Social Worker provider in Fremont, MI (NPI 1114043908).
Provider details
- NPI number
- 1114043908
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 6801061098 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
6995 W 48th St
Fremont, MI 49412-9506
Phone: (231) 924-3390
Fax: (231) 924-2848
Street-level locationGet directions
Mailing address
420 Eleanor St Ne
Grand Rapids, MI 49505-4184
Registry dates
- Enumerated
- 2007-03-22
- Last updated
- 2007-07-09
Frequently asked questions
- What is Mark Muilenburg's NPI number?
- Mark Muilenburg's National Provider Identifier (NPI) is 1114043908, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Muilenburg's specialty?
- Mark Muilenburg is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Muilenburg located?
- Mark Muilenburg's practice location on file with NPPES is 6995 W 48th St, Fremont, MI 49412-9506.
- What is Mark Muilenburg's phone number?
- The practice phone number listed in the NPPES registry for Mark Muilenburg is (231) 924-3390.
- Is Mark Muilenburg's NPI active?
- Yes — Mark Muilenburg's NPI (1114043908) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.