IndividualActive
Derek Kolaga
NPI 1003575598 · Pharmacist · Oshkosh, WI
Derek Kolaga is a Pharmacist provider in Oshkosh, WI (NPI 1003575598).
Provider details
- NPI number
- 1003575598
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 21156-40 (WI)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
351 S Washburn St
Oshkosh, WI 54904-7932
Phone: (920) 231-2219
Street-level locationGet directions
Mailing address
W2183 State Road 33
Mayville, WI 53050-2601
Registry dates
- Enumerated
- 2021-12-11
- Last updated
- 2021-12-11
- Certified
- 2021-12-11
Frequently asked questions
- What is Derek Kolaga's NPI number?
- Derek Kolaga's National Provider Identifier (NPI) is 1003575598, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Kolaga's specialty?
- Derek Kolaga is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Derek Kolaga located?
- Derek Kolaga's practice location on file with NPPES is 351 S Washburn St, Oshkosh, WI 54904-7932.
- What is Derek Kolaga's phone number?
- The practice phone number listed in the NPPES registry for Derek Kolaga is (920) 231-2219.
- Is Derek Kolaga's NPI active?
- Yes — Derek Kolaga's NPI (1003575598) is active in the NPPES registry as of the last update on 2021-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.