IndividualActive
John Weiss
NPI 1891105490 · Pharmacist · Springfield, IL
John Weiss is a Pharmacist provider in Springfield, IL (NPI 1891105490).
Provider details
- NPI number
- 1891105490
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 051287961 (IL)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(76/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
4200 Conestoga Drive
Springfield, IL 62711
Phone: (217) 547-2433
Street-level locationGet directions
Mailing address
4200 Conestoga Drive
Springfield, IL 62711
Registry dates
- Enumerated
- 2014-05-05
- Last updated
- 2014-05-05
Frequently asked questions
- What is John Weiss's NPI number?
- John Weiss's National Provider Identifier (NPI) is 1891105490, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Weiss's specialty?
- John Weiss is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is John Weiss located?
- John Weiss's practice location on file with NPPES is 4200 Conestoga Drive, Springfield, IL 62711.
- What is John Weiss's phone number?
- The practice phone number listed in the NPPES registry for John Weiss is (217) 547-2433.
- Is John Weiss's NPI active?
- Yes — John Weiss's NPI (1891105490) is active in the NPPES registry as of the last update on 2014-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.