What is Katherine Sullivan's NPI number?

Katherine Sullivan's National Provider Identifier (NPI) is 1003468646, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Katherine Sullivan's specialty?

Katherine Sullivan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Katherine Sullivan located?

Katherine Sullivan's practice location on file with NPPES is 8501 W Higgins Rd Ste 601, Chicago, IL 60631-2816.

What is Katherine Sullivan's phone number?

The practice phone number listed in the NPPES registry for Katherine Sullivan is (773) 644-5535.

Is Katherine Sullivan's NPI active?

Yes — Katherine Sullivan's NPI (1003468646) is active in the NPPES registry as of the last update on 2021-09-20.

IndividualActive

Katherine Sullivan, APRN, FNP-BC

NPI 1003468646 · Family Nurse Practitioner · Chicago, IL

Katherine Sullivan, APRN, FNP-BC is a Family Nurse Practitioner provider in Chicago, IL (NPI 1003468646).

Provider details

NPI number: 1003468646
Entity type: Individual
Primary specialty: Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Credential: APRN, FNP-BC
Sex: Female
Sole proprietor: No
License: 041432733 (IL)

Practice location

8501 W Higgins Rd Ste 601

Chicago, IL 60631-2816

Phone: (773) 644-5535

Fax: (773) 644-5582

Street-level locationGet directions

More IL providers

Mailing address

8501 W Higgins Rd Ste 601

Chicago, IL 60631-2816

Specialties & taxonomies

Family Nurse PractitionerPrimary363LF0000XLicense 209018516 (IL)
Physician Assistants & Advanced Practice Nursing Providers
Registered Nurse163W00000XLicense 041432733 (IL)
Nursing Service Providers

Profile Score

Established profile(66/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
7 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.

Enumerated: 2019-07-14
Last updated: 2021-09-20
Certified: 2021-09-20

Frequently asked questions

What is Katherine Sullivan's NPI number?: Katherine Sullivan's National Provider Identifier (NPI) is 1003468646, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Katherine Sullivan's specialty?: Katherine Sullivan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Katherine Sullivan located?: Katherine Sullivan's practice location on file with NPPES is 8501 W Higgins Rd Ste 601, Chicago, IL 60631-2816.
What is Katherine Sullivan's phone number?: The practice phone number listed in the NPPES registry for Katherine Sullivan is (773) 644-5535.
Is Katherine Sullivan's NPI active?: Yes — Katherine Sullivan's NPI (1003468646) is active in the NPPES registry as of the last update on 2021-09-20.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions