Dr. Thomas J. Kasper, MD
- Industry payments
- $3,621
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 615 New Ballas Road, Saint Louis, MO 63141
- Practice phone
- Call (314) 251-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kasper'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. Thomas J. Kasper is a pediatrician in Saint Louis, Missouri
Dr. Kasper practices at Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy.
Dr. Kasper's NPI, 1366418238, was assigned on February 28, 2006. Dr. Kasper holds Missouri license 118210.
- NPI
- 1366418238NPI Registry (opens in a new tab)
- NPI enumeration date
- February 28, 2006
- NPI status
- Active
- Practice phone
- (314) 251-6000
- 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. Thomas J. Kasper practices at Mercy Hospital St. Louis in Saint Louis, Missouri
Dr. Kasper's primary practice is Mercy Hospital St. Louis, at 615 New Ballas Road, Saint Louis, MO 63141 in St. Louis County. The practice phone is (314) 251-6000.
- Mercy Hospital St. Louis615 New Ballas Road, Saint Louis, MO 63141 · St. Louis CountyPhone(314) 251-6000
Source: Dmand AI Affiliation Data
Dr. Thomas J. Kasper is affiliated with 1 medical group
Dr. Kasper's primary practice is Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy. The medical group on file is Mercy Clinic East Communities.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas J. Kasper's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kasper practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital St. Louis | 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 Mercy and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Thomas J. Kasper is one of 1,158 pediatricians in Missouri
Pediatrics is Dr. Kasper's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Kasper is licensed in Missouri.
Specialties and state licenses
- Pediatrics, MissouriPrimary
Pediatricians near Dr. Kasper
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. Thomas J. Kasper's patients have a median age of 15
Across all payers, Dmand AI patient panel data puts Dr. Kasper's median patient age at 15, with 36% women.
Dr. Kasper's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 15
Patient panel by sex, all payers
- Women36%
- Men64%
Source: Dmand AI Patient Panel Data
Dr. Thomas J. Kasper received $3,621 in industry payments from 2016 to 2025
CMS Open Payments shows 203 general payments to Dr. Kasper from 32 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Supernus Pharmaceuticals, Inc. paid the most, $665.
General payments to Dr. Kasper by program year, 2016 to 2025
Companies that paid Dr. Kasper the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Thomas J. Kasper'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. Thomas J. Kasper
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. Thomas J. Kasper's NPI number?
Dr. Thomas J. Kasper's NPI number is 1366418238. It was assigned on February 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas J. Kasper?
Dr. Thomas J. Kasper is a pediatrician in Saint Louis, Missouri. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Thomas J. Kasper practice?
Dr. Kasper practices at 615 New Ballas Road, Saint Louis, MO 63141. Dr. Kasper's primary practice is Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy.
What is Dr. Thomas J. Kasper's office phone number?
The practice phone on file for Dr. Kasper is (314) 251-6000.
What is Dr. Thomas J. Kasper's medical license number?
Dr. Kasper holds Missouri license 118210.
Which hospitals is Dr. Thomas J. Kasper affiliated with?
Dr. Kasper practices at Mercy Hospital St. Louis in Saint Louis, Missouri.
What medical group is Dr. Thomas J. Kasper part of?
Dr. Kasper is linked to Mercy Clinic East Communities.
Has Dr. Thomas J. Kasper received payments from drug or device companies?
CMS Open Payments shows $3,621 in general payments to Dr. Kasper from 32 companies from 2016 to 2025. The largest total came from Supernus Pharmaceuticals, Inc.
How long has Dr. Thomas J. Kasper been practicing?
Dr. Kasper's NPI was assigned in 2006.
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