IndividualActive
William Madsen, RPH
NPI 1033309935 · Pharmacist · Ammon, ID
William Madsen, RPH is a Pharmacist provider in Ammon, ID (NPI 1033309935).
Provider details
- NPI number
- 1033309935
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- RPH
- Sex
- Male
- Sole proprietor
- Yes
- License
- P4168 (ID)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(89/100 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
3475 E 17th St
Ammon, ID 83406-6781
Phone: (208) 227-5083
Fax: (208) 227-5087
Street-level locationGet directions
Mailing address
3475 E 17th St
Ammon, ID 83406-6781
Registry dates
- Enumerated
- 2007-07-26
- Last updated
- 2007-07-26
Frequently asked questions
- What is William Madsen's NPI number?
- William Madsen's National Provider Identifier (NPI) is 1033309935, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Madsen's specialty?
- William Madsen is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is William Madsen located?
- William Madsen's practice location on file with NPPES is 3475 E 17th St, Ammon, ID 83406-6781.
- What is William Madsen's phone number?
- The practice phone number listed in the NPPES registry for William Madsen is (208) 227-5083.
- Is William Madsen's NPI active?
- Yes — William Madsen's NPI (1033309935) is active in the NPPES registry as of the last update on 2007-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.