Dr. Mark Weiss, MD
- Hospital affiliations
- 1
- Industry payments
- $164
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- 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. Weiss' 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. Mark Weiss is a pediatrician in Chicago, Illinois
Dr. Weiss 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. Weiss' NPI, 1154382117, was assigned on March 30, 2006. Dr. Weiss holds Illinois license 036061299.
- NPI
- 1154382117NPI Registry (opens in a new tab)
- NPI enumeration date
- March 30, 2006
- NPI status
- Active
- Practice phone
- (312) 227-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark Weiss practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois
Dr. Weiss' 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. Mark Weiss is affiliated with 2 sites of care and 1 medical group
Dr. Weiss' 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 DuPage Medical Group. Dmand AI also links Dr. Weiss 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. Mark Weiss' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weiss 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. Mark Weiss is one of 2,423 pediatricians in Illinois
Pediatrics is Dr. Weiss' primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Weiss is licensed in Illinois.
Specialties and state licenses
- Pediatrics, IllinoisPrimary
Pediatricians near Dr. Weiss
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. Mark Weiss' patients have a median age of 17
Across all payers, Dmand AI patient panel data puts Dr. Weiss' median patient age at 17, with 36% women.
Dr. Weiss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 17
Patient panel by sex, all payers
- Women36%
- Men64%
Source: Dmand AI Patient Panel Data
Dr. Mark Weiss received $164 in industry payments from 2020 to 2023
CMS Open Payments shows 3 general payments to Dr. Weiss from 3 drug and device companies from 2020 to 2023. Food and beverage make up the largest share, 100% of the total. UCB, Inc. paid the most, $135.
General payments to Dr. Weiss by program year, 2020 to 2023
Companies that paid Dr. Weiss the most, 2020 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark Weiss'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 Dr. Mark Weiss
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. Mark Weiss' NPI number?
Dr. Mark Weiss' NPI number is 1154382117. It was assigned on March 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Weiss?
Dr. Mark Weiss is a pediatrician in Chicago, Illinois. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Mark Weiss practice?
Dr. Weiss practices at 225 E Chicago Ave, Box 140, Chicago, IL 60611. Dr. Weiss' 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. Weiss to 1 clinical lab.
What is Dr. Mark Weiss' office phone number?
The practice phone on file for Dr. Weiss is (312) 227-4000.
What is Dr. Mark Weiss' medical license number?
Dr. Weiss holds Illinois license 036061299.
Which hospitals is Dr. Mark Weiss affiliated with?
Dr. Weiss practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois.
What medical group is Dr. Mark Weiss part of?
Dr. Weiss is linked to DuPage Medical Group.
Has Dr. Mark Weiss received payments from drug or device companies?
CMS Open Payments shows $164 in general payments to Dr. Weiss from 3 companies from 2020 to 2023. The largest total came from UCB, Inc.
How long has Dr. Mark Weiss been practicing?
Dr. Weiss' NPI was assigned in 2006.
Selling to pediatrics practices?
See pediatricians in Illinois by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card