Aileen Sim, RN, APN, FNP-BC
NPI 1689489080 · Family Nurse Practitioner · Bradley, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aileen Sim, RN, APN, FNP-BC is a Family Nurse Practitioner provider in Bradley, IL (NPI 1689489080).
Provider details
- NPI number
- 1689489080
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, APN, FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 041438991 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service 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
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
- 2025-02-11
- Last updated
- 2025-02-11
- Certified
- 2025-02-11
Frequently asked questions
- What is Aileen Sim's NPI number?
- Aileen Sim's National Provider Identifier (NPI) is 1689489080, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aileen Sim's specialty?
- Aileen Sim is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Aileen Sim located?
- Aileen Sim's practice location on file with NPPES is 400 S Kennedy Dr Ste 700, Bradley, IL 60915-2639.
- What is Aileen Sim's phone number?
- The practice phone number listed in the NPPES registry for Aileen Sim is (815) 935-7532.
- Does Aileen Sim accept Medicare?
- Aileen Sim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aileen Sim's NPI active?
- Yes — Aileen Sim's NPI (1689489080) is active in the NPPES registry as of the last update on 2025-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.