Karen Callan, CPNP
NPI 1447681259 · Pediatric Nurse Practitioner · Chicago, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Callan, CPNP is a Pediatric Nurse Practitioner provider in Chicago, IL (NPI 1447681259).
Provider details
- NPI number
- 1447681259
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CPNP
- Sex
- Female
- Sole proprietor
- No
- License
- 209010844 (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
12 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
- 2013-12-04
- Last updated
- 2014-09-30
Frequently asked questions
- What is Karen Callan's NPI number?
- Karen Callan's National Provider Identifier (NPI) is 1447681259, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Callan's specialty?
- Karen Callan is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Callan located?
- Karen Callan's practice location on file with NPPES is 3600 W Fullerton Ave, Chicago, IL 60647-2319.
- What is Karen Callan's phone number?
- The practice phone number listed in the NPPES registry for Karen Callan is (773) 782-2800.
- Does Karen Callan accept Medicare?
- Karen Callan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Callan's NPI active?
- Yes — Karen Callan's NPI (1447681259) is active in the NPPES registry as of the last update on 2014-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.