Cassandra Elizabeth Hardin, CPNP-AC
- Hospital affiliations
- 1
- Industry payments
- $143
- Medical groups
- 2
- State licenses
- 2
- Year NPI issued
- 2019
- Practice address
- 225 E Chicago Ave, Box 140, Chicago, IL 60611
- Practice phone
- Call (312) 227-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Cassandra Hardin's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Cassandra Elizabeth Hardin is a pediatric nurse practitioner in Chicago, Illinois
Cassandra Hardin 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.
Cassandra Hardin's NPI, 1124660667, was assigned on October 16, 2019. Cassandra Hardin holds Illinois license 209020372.
- NPI
- 1124660667NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931688900
- NPI enumeration date
- October 16, 2019
- NPI status
- Active
- Practice phone
- (312) 227-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Cassandra Elizabeth Hardin practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois
Cassandra Hardin'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.
- Ann & Robert H. Lurie Children's Hospital of Chicago225 E Chicago Ave, Box 140, Chicago, IL 60611 · Cook CountyPhone(312) 227-4000
Source: Dmand AI Affiliation Data
Cassandra Elizabeth Hardin is affiliated with 2 sites of care and 2 medical groups
Cassandra Hardin'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 Dreyer Medical Clinic (Advocate Medical Group). Dmand AI also links Cassandra Hardin to 1 more clinical lab and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Cassandra Elizabeth Hardin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Cassandra Hardin practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ann & Robert H. Lurie Children's Hospital of Chicago | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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.
Cassandra Elizabeth Hardin is one of 478 pediatric nurse practitioners in Illinois
Nurse practitioner is Cassandra Hardin's primary specialty in the NPI Registry, under taxonomy code 363LP0200X. The record also lists pediatrics. Dmand AI has Cassandra Hardin's licenses on file in 2 states: Illinois and Michigan.
Specialties and state licenses
- Pediatric nurse practitioner, IllinoisPrimary
- Registered nurse, Michigan
Pediatric nurse practitioners near Cassandra Hardin
Counts of pediatric nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Cassandra Elizabeth Hardin's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts Cassandra Hardin's median patient age at 13, with 44% women.
Cassandra Hardin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 13
Patient panel by sex, all payers
- Women44%
- Men56%
Source: Dmand AI Patient Panel Data
Cassandra Elizabeth Hardin received $143 in industry payments in 2025
CMS Open Payments shows 1 general payment to Cassandra Hardin from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $143.
Companies that paid Cassandra Hardin the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Cassandra Elizabeth Hardin's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Cassandra Elizabeth Hardin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Cassandra Elizabeth Hardin's NPI number?
Cassandra Elizabeth Hardin's NPI number is 1124660667. It was assigned on October 16, 2019, and it is active in the NPI Registry.
What does Cassandra Elizabeth Hardin specialize in?
Cassandra Elizabeth Hardin is a pediatric nurse practitioner in Chicago, Illinois. The primary specialty in the NPI Registry is Pediatric Nurse Practitioner (taxonomy code 363LP0200X).
Where does Cassandra Elizabeth Hardin practice?
Cassandra Hardin practices at 225 E Chicago Ave, Box 140, Chicago, IL 60611. Cassandra Hardin'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 Cassandra Hardin to 1 clinical lab and 1 medical group.
What is Cassandra Elizabeth Hardin's office phone number?
The practice phone on file for Cassandra Hardin is (312) 227-4000.
What is Cassandra Elizabeth Hardin's medical license number?
Cassandra Hardin holds Illinois license 209020372, one of the licenses on file in 2 states.
Which states has Cassandra Elizabeth Hardin been licensed in?
Dmand AI has state licenses on file for Cassandra Hardin in Illinois and Michigan.
Which hospitals is Cassandra Elizabeth Hardin affiliated with?
Cassandra Hardin practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois.
What medical group is Cassandra Elizabeth Hardin part of?
Cassandra Hardin is linked to Dreyer Medical Clinic (Advocate Medical Group). Dmand AI links Cassandra Hardin to 1 more medical group.
Has Cassandra Elizabeth Hardin received payments from drug or device companies?
CMS Open Payments shows $143 in general payments to Cassandra Hardin from 1 company from 2025 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Cassandra Elizabeth Hardin been practicing?
Cassandra Hardin graduated from medical school in 2019, 7 years ago.
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