IndividualActive
William Ellingson
NPI 1750542619 · Pharmacist · Madison, WI
William Ellingson is a Pharmacist provider in Madison, WI (NPI 1750542619).
Provider details
- NPI number
- 1750542619
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 15184 (WI)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
600 Highland Ave
Compliance Mail Code 2433
Madison, WI 53792-0001
Phone: (608) 662-0817
Street-level locationGet directions
Mailing address
600 Highland Ave
Madison, WI 53792-0001
Registry dates
- Enumerated
- 2008-06-23
- Last updated
- 2008-07-11
Frequently asked questions
- What is William Ellingson's NPI number?
- William Ellingson's National Provider Identifier (NPI) is 1750542619, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Ellingson's specialty?
- William Ellingson is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is William Ellingson located?
- William Ellingson's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-0001.
- What is William Ellingson's phone number?
- The practice phone number listed in the NPPES registry for William Ellingson is (608) 662-0817.
- Is William Ellingson's NPI active?
- Yes — William Ellingson's NPI (1750542619) is active in the NPPES registry as of the last update on 2008-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.