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Katherine Brennan

  • Chicago, IL
  • Nurse practitioner
NPI1932502929PAC ID2668941071
Hospital affiliations
1
Medical group
1
State license
1
Year NPI issued
2014
Practice address
225 E Chicago Ave, Box 140, Chicago, IL 60611
Practice phone
Call (312) 227-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Ann & Robert H. Lurie Children's Hospital of Chicago

Hospital · Chicago, Illinois

See all 3 affiliations

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Katherine Brennan is a nurse practitioner in Chicago, Illinois

Katherine Brennan practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois, part of Ann & Robert H. Lurie Children's Hospital of Chicago.

Katherine Brennan's NPI, 1932502929, was assigned on October 3, 2014. Katherine Brennan holds Illinois license 277001645.

NPI and contact details
NPI
1932502929NPI Registry (opens in a new tab)
Medicare PAC ID
2668941071
NPI enumeration date
October 3, 2014
NPI status
Active
Practice phone
(312) 227-4000
Professional email
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Personal email
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Mobile number
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Sex
Female

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Katherine Brennan practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois

Katherine Brennan's primary practice is Ann & Robert H. Lurie Children's Hospital of Chicago, at 225 E Chicago Ave, Box 140, Chicago, IL 60611 in Cook County. The practice phone is (312) 227-4000.

Source: Dmand AI Affiliation Data

Katherine Brennan is affiliated with 2 sites of care and 1 medical group

Katherine Brennan's primary practice is Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois, part of Ann & Robert H. Lurie Children's Hospital of Chicago. The medical group on file is Lurie Children's Medical Group. Dmand AI also links Katherine Brennan to 1 more clinical lab, named with a free account.

Lurie Children's Medical GroupPediatrics group, Chicago, IL1 clinical labName with a free account
See all 3 affiliations for Katherine Brennan

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Katherine Brennan's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Katherine Brennan practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Ann & Robert H. Lurie Children's Hospital of ChicagoAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Ann & Robert H. Lurie Children's Hospital of Chicago and 6.2K+ hospitals, with verified contacts in the same login.

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Katherine Brennan is one of 4,254 nurse practitioners in Illinois

Nurse practitioner is Katherine Brennan's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Katherine Brennan is licensed in Illinois.

Specialties and state licenses

  • Nurse practitioner, IllinoisPrimaryLicense 277001645 · taxonomy 363L00000X

Nurse practitioners near Katherine Brennan

Counts of nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.

4,254nurse practitioners in Illinois1,080nurse practitioners in Chicago68nurse practitioners at Ann & Robert H. Lurie Children's Hospital of Chicago

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Katherine Brennan's patients have a median age of 10

Across all payers, Dmand AI patient panel data puts Katherine Brennan's median patient age at 10, with 45% women.

Katherine Brennan's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 10

Patient panel by sex, all payers

  • Women45%
  • Men55%

Source: Dmand AI Patient Panel Data

Sources for Katherine Brennan's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Katherine Brennan

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Katherine Brennan's NPI number?

Katherine Brennan's NPI number is 1932502929. It was assigned on October 3, 2014, and it is active in the NPI Registry.

What does Katherine Brennan specialize in?

Katherine Brennan is a nurse practitioner in Chicago, Illinois. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).

Where does Katherine Brennan practice?

Katherine Brennan practices at 225 E Chicago Ave, Box 140, Chicago, IL 60611. Katherine Brennan's primary practice is Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois, part of Ann & Robert H. Lurie Children's Hospital of Chicago. Dmand AI also links Katherine Brennan to 1 clinical lab.

What is Katherine Brennan's office phone number?

The practice phone on file for Katherine Brennan is (312) 227-4000.

What is Katherine Brennan's medical license number?

Katherine Brennan holds Illinois license 277001645.

Which hospitals is Katherine Brennan affiliated with?

Katherine Brennan practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois.

What medical group is Katherine Brennan part of?

Katherine Brennan is linked to Lurie Children's Medical Group.

How long has Katherine Brennan been practicing?

Katherine Brennan's NPI was assigned in 2014.

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