Klaudia Darlak
NPI 1891500237 · Family Nurse Practitioner · Downers Grove, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Klaudia Darlak is a Family Nurse Practitioner provider in Downers Grove, IL (NPI 1891500237).
Provider details
- NPI number
- 1891500237
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 209.030929 (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
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 7447 W Talcott AveChicago, IL 60631-3745Phone: (773) 467-8866
Registry dates
- Enumerated
- 2025-02-12
- Last updated
- 2025-04-16
- Certified
- 2025-04-16
Frequently asked questions
- What is Klaudia Darlak's NPI number?
- Klaudia Darlak's National Provider Identifier (NPI) is 1891500237, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Klaudia Darlak's specialty?
- Klaudia Darlak is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Klaudia Darlak located?
- Klaudia Darlak's practice location on file with NPPES is 1311 Butterfield Rd, Downers Grove, IL 60515-5605.
- What is Klaudia Darlak's phone number?
- The practice phone number listed in the NPPES registry for Klaudia Darlak is (630) 445-1022.
- Does Klaudia Darlak accept Medicare?
- Klaudia Darlak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Klaudia Darlak's NPI active?
- Yes — Klaudia Darlak's NPI (1891500237) is active in the NPPES registry as of the last update on 2025-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.