Margaret Crarn, REGISTERED NURSE
NPI 1720292469 · Addiction (Substance Use Disorder) Registered Nurse · Waukesha, WI
Margaret Crarn, REGISTERED NURSE is a Addiction (Substance Use Disorder) Registered Nurse provider in Waukesha, WI (NPI 1720292469).
Provider details
- NPI number
- 1720292469
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) Registered NurseNursing Service Providers
- Credential
- REGISTERED NURSE
- Sex
- Female
- Sole proprietor
- No
- License
- 84093030 (WI)
Specialties & taxonomies
Nursing 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
- 2007-05-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Margaret Crarn's NPI number?
- Margaret Crarn's National Provider Identifier (NPI) is 1720292469, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Crarn's specialty?
- Margaret Crarn is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Registered Nurse (Nursing Service Providers).
- Where is Margaret Crarn located?
- Margaret Crarn's practice location on file with NPPES is 2422 North Grandview Blvd, Waukesha, WI 53188.
- What is Margaret Crarn's phone number?
- The practice phone number listed in the NPPES registry for Margaret Crarn is (262) 549-6600.
- Is Margaret Crarn's NPI active?
- Yes — Margaret Crarn's NPI (1720292469) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.