Dr. Stephen Edward Irwin, MD
- Part D claims, 2024
- 736
- Hospital affiliations
- 1
- Industry payments
- $683
- State license
- 1
- Year NPI issued
- 2021
- Practice address
- 11133 Dunn Road, Saint Louis, MO 63136
- Practice phone
- Call (314) 653-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Irwin'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. Stephen Edward Irwin is a child and adolescent psychiatrist in Saint Louis, Missouri
Dr. Irwin practices at Christian Hospital in Saint Louis, Missouri, part of BJC Health.
Dr. Irwin's NPI, 1891371423, was assigned on March 23, 2021. Dr. Irwin holds Missouri license 2021016222.
- NPI
- 1891371423NPI Registry (opens in a new tab)
- NPI enumeration date
- March 23, 2021
- NPI status
- Active
- Practice phone
- (314) 653-5000
- 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. Stephen Edward Irwin practices at Christian Hospital in Saint Louis, Missouri
Dr. Irwin's primary practice is Christian Hospital, at 11133 Dunn Road, Saint Louis, MO 63136 in St. Louis County. The practice phone is (314) 653-5000.
- Christian Hospital11133 Dunn Road, Saint Louis, MO 63136 · St. Louis CountyPhone(314) 653-5000
Source: Dmand AI Affiliation Data
Dr. Stephen Edward Irwin is affiliated with 1 site of care
Dr. Irwin's primary practice is Christian Hospital in Saint Louis, Missouri, part of BJC Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen Edward Irwin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Irwin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Christian Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen Edward Irwin is one of 112 childs and adolescent psychiatrists in Missouri
Child and adolescent psychiatry is Dr. Irwin's primary specialty in the NPI Registry, under taxonomy code 2084P0804X. Dr. Irwin is licensed in Missouri.
Specialties and state licenses
- Child and adolescent psychiatry, MissouriPrimary
Childs and adolescent psychiatrists near Dr. Irwin
Counts of childs and adolescent psychiatrists 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. Stephen Edward Irwin's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts Dr. Irwin's median patient age at 13, with 100% women.
Dr. Irwin'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
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Stephen Edward Irwin wrote 736 Medicare Part D claims in 2024
In 2024, Dr. Irwin wrote 736 Medicare Part D claims for 66 patients. 90% of them were for generic drugs. CMS names the drug for 610 of them, across 25 drugs with 11 or more claims each, at $116,383 in total drug cost. In 2023, CMS named 247 claims across 13 drugs.
Dr. Irwin's Part D claims by kind of drug, 2024
- Generic661 claims90%
- Brand-name75 claims10%
Dr. Irwin's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2472024: 610147%
Drugs named by CMS: 25 in 2024, 13 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Stephen Edward Irwin received $683 in industry payments from 2024 to 2025
CMS Open Payments shows 6 general payments to Dr. Irwin from 4 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Teva Pharmaceuticals USA, Inc. paid the most, $242.
General payments to Dr. Irwin by program year, 2024 to 2025
Companies that paid Dr. Irwin 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. Stephen Edward Irwin'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| 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. Stephen Edward Irwin
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. Stephen Edward Irwin's NPI number?
Dr. Stephen Edward Irwin's NPI number is 1891371423. It was assigned on March 23, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Edward Irwin?
Dr. Stephen Edward Irwin is a child and adolescent psychiatrist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Child & Adolescent Psychiatry Physician (taxonomy code 2084P0804X).
Where does Dr. Stephen Edward Irwin practice?
Dr. Irwin practices at 11133 Dunn Road, Saint Louis, MO 63136. Dr. Irwin's primary practice is Christian Hospital in Saint Louis, Missouri, part of BJC Health.
What is Dr. Stephen Edward Irwin's office phone number?
The practice phone on file for Dr. Irwin is (314) 653-5000.
What is Dr. Stephen Edward Irwin's medical license number?
Dr. Irwin holds Missouri license 2021016222.
Which hospitals is Dr. Stephen Edward Irwin affiliated with?
Dr. Irwin practices at Christian Hospital in Saint Louis, Missouri.
What drugs does Dr. Stephen Edward Irwin prescribe most?
In 2024 Medicare Part D data, Dr. Irwin's most prescribed drugs by claims were Trazodone HCl, Sertraline HCl and Mirtazapine.
Has Dr. Stephen Edward Irwin received payments from drug or device companies?
CMS Open Payments shows $683 in general payments to Dr. Irwin from 4 companies from 2024 to 2025. The largest total came from Teva Pharmaceuticals USA, Inc.
How long has Dr. Stephen Edward Irwin been practicing?
Dr. Irwin's NPI was assigned in 2021.
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