Margaret Underhill, CSAC
NPI 1184929192 · Addiction (Substance Use Disorder) Counselor · Milwaukee, WI
Margaret Underhill, CSAC is a Addiction (Substance Use Disorder) Counselor provider in Milwaukee, WI (NPI 1184929192).
Provider details
- NPI number
- 1184929192
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CSAC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1036-132 (WI)
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
15 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
- 2011-01-22
- Last updated
- 2011-01-22
Frequently asked questions
- What is Margaret Underhill's NPI number?
- Margaret Underhill's National Provider Identifier (NPI) is 1184929192, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Underhill's specialty?
- Margaret Underhill is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Margaret Underhill located?
- Margaret Underhill's practice location on file with NPPES is 1108 N Milwaukee St, Milwaukee, WI 53202-3208.
- What is Margaret Underhill's phone number?
- The practice phone number listed in the NPPES registry for Margaret Underhill is (414) 507-8593.
- Is Margaret Underhill's NPI active?
- Yes — Margaret Underhill's NPI (1184929192) is active in the NPPES registry as of the last update on 2011-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.