David Protaziuk, FNP
NPI 1275200149 · Family Nurse Practitioner · Chicago, IL
David Protaziuk, FNP is a Family Nurse Practitioner provider in Chicago, IL (NPI 1275200149).
Provider details
- NPI number
- 1275200149
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- Yes
- License
- 209023900 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2021-08-26
- Last updated
- 2026-03-26
- Certified
- 2026-03-26
Frequently asked questions
- What is David Protaziuk's NPI number?
- David Protaziuk's National Provider Identifier (NPI) is 1275200149, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Protaziuk's specialty?
- David Protaziuk is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is David Protaziuk located?
- David Protaziuk's practice location on file with NPPES is 332 S Michigan Ave Ste 121, Chicago, IL 60604-4302.
- What is David Protaziuk's phone number?
- The practice phone number listed in the NPPES registry for David Protaziuk is (708) 244-2627.
- Is David Protaziuk's NPI active?
- Yes — David Protaziuk's NPI (1275200149) is active in the NPPES registry as of the last update on 2026-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.