Mark Wesseler, LCSW
NPI 1013332147 · Clinical Social Worker · Apo
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Wesseler, LCSW is a Clinical Social Worker provider in Apo (NPI 1013332147).
Provider details
- NPI number
- 1013332147
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Social Worker1041C0700X
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
12 yrs in NPPES registry
- Profile completeness38% of score
67% 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
- 2014-02-26
- Last updated
- 2023-07-14
- Certified
- 2023-01-04
Frequently asked questions
- What is Mark Wesseler's NPI number?
- Mark Wesseler's National Provider Identifier (NPI) is 1013332147, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Wesseler's specialty?
- Mark Wesseler is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Wesseler located?
- Mark Wesseler's practice location on file with NPPES is Landstuhl Regional Medical Center, Unit 33100, Apo, 09180.
- What is Mark Wesseler's phone number?
- The practice phone number listed in the NPPES registry for Mark Wesseler is (314) 590-2015.
- Does Mark Wesseler accept Medicare?
- Mark Wesseler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Wesseler's NPI active?
- Yes — Mark Wesseler's NPI (1013332147) is active in the NPPES registry as of the last update on 2023-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.