IndividualActive
Thomas Zielinski, RPH
NPI 1821011156 · Pharmacist · Machesney Park, IL
Thomas Zielinski, RPH is a Pharmacist provider in Machesney Park, IL (NPI 1821011156).
Provider details
- NPI number
- 1821011156
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- RPH
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(84/100 index)
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
83% 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
7924 N 2nd St
Machesney Park, IL 61115-2812
Phone: (815) 633-3431
Fax: (815) 636-7654
Street-level locationGet directions
Mailing address
7924 N 2nd St
Machesney Park, IL 61115-2812
Registry dates
- Enumerated
- 2006-07-26
- Last updated
- 2007-07-09
Frequently asked questions
- What is Thomas Zielinski's NPI number?
- Thomas Zielinski's National Provider Identifier (NPI) is 1821011156, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Zielinski's specialty?
- Thomas Zielinski is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Thomas Zielinski located?
- Thomas Zielinski's practice location on file with NPPES is 7924 N 2nd St, Machesney Park, IL 61115-2812.
- What is Thomas Zielinski's phone number?
- The practice phone number listed in the NPPES registry for Thomas Zielinski is (815) 633-3431.
- Is Thomas Zielinski's NPI active?
- Yes — Thomas Zielinski's NPI (1821011156) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.