Stephan Viehweg, LCSW
NPI 1659466852 · Clinical Social Worker · Indianapolis, IN
Stephan Viehweg, LCSW is a Clinical Social Worker provider in Indianapolis, IN (NPI 1659466852).
Provider details
- NPI number
- 1659466852
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 34000832 (IN)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-10-04
- Last updated
- 2012-05-09
Frequently asked questions
- What is Stephan Viehweg's NPI number?
- Stephan Viehweg's National Provider Identifier (NPI) is 1659466852, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephan Viehweg's specialty?
- Stephan Viehweg is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Stephan Viehweg located?
- Stephan Viehweg's practice location on file with NPPES is 705 Riley Hospital Dr, Indianapolis, IN 46202-5109.
- What is Stephan Viehweg's phone number?
- The practice phone number listed in the NPPES registry for Stephan Viehweg is (317) 944-8167.
- Is Stephan Viehweg's NPI active?
- Yes — Stephan Viehweg's NPI (1659466852) is active in the NPPES registry as of the last update on 2012-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.