Cathleen Cregier, APN
NPI 1245227271 · Internal Medicine Physician · Naperville, IL
Cathleen Cregier, APN is a Internal Medicine Physician provider in Naperville, IL (NPI 1245227271).
Provider details
- NPI number
- 1245227271
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- APN
- Sex
- Female
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2005-10-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is Cathleen Cregier's NPI number?
- Cathleen Cregier's National Provider Identifier (NPI) is 1245227271, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cathleen Cregier's specialty?
- Cathleen Cregier is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cathleen Cregier located?
- Cathleen Cregier's practice location on file with NPPES is 120 Spalding Dr, Naperville, IL 60540-6508.
- What is Cathleen Cregier's phone number?
- The practice phone number listed in the NPPES registry for Cathleen Cregier is (630) 527-7780.
- Is Cathleen Cregier's NPI active?
- Yes — Cathleen Cregier's NPI (1245227271) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.