Thaddaus Hellwig, PHARMD
NPI 1366308611 · Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Sioux Falls, SD
Thaddaus Hellwig, PHARMD is a Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist provider in Sioux Falls, SD (NPI 1366308611).
Provider details
- NPI number
- 1366308611
- Entity type
- Individual
- Primary specialty
- Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPharmacy Service Providers
- Credential
- PHARMD
- Sex
- Male
- Sole proprietor
- Yes
- License
- R5643 (SD)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-12-30
- Last updated
- 2025-12-30
- Certified
- 2025-12-30
Frequently asked questions
- What is Thaddaus Hellwig's NPI number?
- Thaddaus Hellwig's National Provider Identifier (NPI) is 1366308611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thaddaus Hellwig's specialty?
- Thaddaus Hellwig is listed in the NPPES registry with a primary specialty of Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist (Pharmacy Service Providers).
- Where is Thaddaus Hellwig located?
- Thaddaus Hellwig's practice location on file with NPPES is 1305 W 18th St, Sioux Falls, SD 57105-0401.
- What is Thaddaus Hellwig's phone number?
- The practice phone number listed in the NPPES registry for Thaddaus Hellwig is (605) 333-4290.
- Is Thaddaus Hellwig's NPI active?
- Yes — Thaddaus Hellwig's NPI (1366308611) is active in the NPPES registry as of the last update on 2025-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.