Hannah Lahmann, LCSW, CSAC
NPI 1134881626 · Clinical Social Worker · Brookfield, WI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hannah Lahmann, LCSW, CSAC is a Clinical Social Worker provider in Brookfield, WI (NPI 1134881626).
Provider details
- NPI number
- 1134881626
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW, CSAC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 16545-132 (WI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2021-10-12
- Last updated
- 2023-11-18
- Certified
- 2023-11-18
Frequently asked questions
- What is Hannah Lahmann's NPI number?
- Hannah Lahmann's National Provider Identifier (NPI) is 1134881626, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hannah Lahmann's specialty?
- Hannah Lahmann is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Hannah Lahmann located?
- Hannah Lahmann's practice location on file with NPPES is 16535 W Bluemound Rd Ste 200, Brookfield, WI 53005-5906.
- What is Hannah Lahmann's phone number?
- The practice phone number listed in the NPPES registry for Hannah Lahmann is (608) 322-7617.
- Does Hannah Lahmann accept Medicare?
- Hannah Lahmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hannah Lahmann's NPI active?
- Yes — Hannah Lahmann's NPI (1134881626) is active in the NPPES registry as of the last update on 2023-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.