Dr. Abigayil Cassandre Dieguez, MD
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $270
- Medical group
- 1
- State license
- 1
- 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 Dr. Dieguez'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.
Dr. Abigayil Cassandre Dieguez is a pediatrician in Chicago, Illinois
Dr. Dieguez 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.
Dr. Dieguez's NPI, 1275037970, was assigned on March 19, 2018. Dr. Dieguez holds Illinois license 036155557.
- NPI
- 1275037970NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880159607
- NPI enumeration date
- March 19, 2018
- NPI status
- Active
- Practice phone
- (312) 227-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Abigayil Cassandre Dieguez practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois
Dr. Dieguez'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
Dr. Abigayil Cassandre Dieguez is affiliated with 2 sites of care and 1 medical group
Dr. Dieguez'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 Dr. Dieguez to 1 more clinical lab, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Abigayil Cassandre Dieguez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dieguez 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 affiliated site | 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.
Dr. Abigayil Cassandre Dieguez is one of 2,423 pediatricians in Illinois
Pediatrics is Dr. Dieguez's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Dieguez is licensed in Illinois.
Specialties and state licenses
- Pediatrics, IllinoisPrimary
Pediatricians near Dr. Dieguez
Counts of pediatricians 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
Dr. Abigayil Cassandre Dieguez's patients have a median age of 12
Across all payers, Dmand AI patient panel data puts Dr. Dieguez's median patient age at 12, with 55% women.
Dr. Dieguez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 12
Patient panel by sex, all payers
- Women55%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Abigayil Cassandre Dieguez has 1 publication on record
Dmand AI links 1 paper to Dr. Dieguez in 2025. Dr. Dieguez's most frequent co-author is Jami L. Josefson, MD.
Dr. Dieguez's most frequent co-authors
Recent publications by Dr. Dieguez
See who Dr. Dieguez researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dieguez works with, so you can find a warm path to the right pediatricians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Abigayil Cassandre Dieguez received $270 in industry payments from 2024 to 2025
CMS Open Payments shows 2 general payments to Dr. Dieguez from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Beta Bionics, Inc. paid the most, $218.
General payments to Dr. Dieguez by program year, 2024 to 2025
Companies that paid Dr. Dieguez the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Abigayil Cassandre Dieguez'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 |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Abigayil Cassandre Dieguez
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Abigayil Cassandre Dieguez's NPI number?
Dr. Abigayil Cassandre Dieguez's NPI number is 1275037970. It was assigned on March 19, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Abigayil Cassandre Dieguez?
Dr. Abigayil Cassandre Dieguez is a pediatrician in Chicago, Illinois. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Abigayil Cassandre Dieguez practice?
Dr. Dieguez practices at 225 E Chicago Ave, Box 140, Chicago, IL 60611. Dr. Dieguez'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 Dr. Dieguez to 1 clinical lab.
What is Dr. Abigayil Cassandre Dieguez's office phone number?
The practice phone on file for Dr. Dieguez is (312) 227-4000.
What is Dr. Abigayil Cassandre Dieguez's medical license number?
Dr. Dieguez holds Illinois license 036155557.
Which hospitals is Dr. Abigayil Cassandre Dieguez affiliated with?
Dr. Dieguez practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois.
What medical group is Dr. Abigayil Cassandre Dieguez part of?
Dr. Dieguez is linked to Lurie Children's Medical Group.
Has Dr. Abigayil Cassandre Dieguez received payments from drug or device companies?
CMS Open Payments shows $270 in general payments to Dr. Dieguez from 2 companies from 2024 to 2025. The largest total came from Beta Bionics, Inc.
How long has Dr. Abigayil Cassandre Dieguez been practicing?
Dr. Dieguez's NPI was assigned in 2018.
Does Dr. Abigayil Cassandre Dieguez do research?
Dmand AI links 1 publication to Dr. Dieguez.
Who does Dr. Abigayil Cassandre Dieguez publish with?
Dr. Dieguez's most frequent co-authors are Jami L. Josefson, MD (1 shared paper).
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