Dr. Sean E. O'Neil, MD
- Part D claims, 2020
- 12
- Publications
- 2
- Hospital affiliations
- 1
- Industry payments
- $204
- Insurance carriers
- 20
- Practice address
- 7400 Merton Minter Blvd., San Antonio, TX 78229
- Practice phone
- Call (210) 617-5300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. O'Neil'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. Sean E. O'Neil is an infectious disease specialist in San Antonio, Texas
Dr. O'Neil practices at Audie L. Murphy Memorial Veterans' Hospital in San Antonio, Texas, part of Veterans Health Administration.
Dr. O'Neil's NPI, 1588985246, was assigned on June 17, 2010. Dr. O'Neil graduated from UTMB Health in 2010. Dr. O'Neil's Texas license number on file is R3569.
- NPI
- 1588985246NPI Registry (opens in a new tab)
- NPI enumeration date
- June 17, 2010
- NPI status
- Active
- Practice phone
- (210) 617-5300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Sean E. O'Neil practices at Audie L. Murphy Memorial Veterans' Hospital in San Antonio, Texas
Dr. O'Neil's primary practice is Audie L. Murphy Memorial Veterans' Hospital, at 7400 Merton Minter Blvd., San Antonio, TX 78229 in Bexar County. The practice phone is (210) 617-5300.
- Audie L. Murphy Memorial Veterans' Hospital7400 Merton Minter Blvd., San Antonio, TX 78229 · Bexar CountyPhone(210) 617-5300
Source: Dmand AI Affiliation Data
Dr. Sean E. O'Neil is affiliated with 1 site of care
Dr. O'Neil's primary practice is Audie L. Murphy Memorial Veterans' Hospital in San Antonio, Texas, part of Veterans Health Administration. Dr. O'Neil's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sean E. O'Neil's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Neil practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Audie L. Murphy Memorial Veterans' Hospital | 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 Veterans Health Administration and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Sean E. O'Neil is one of 629 infectious disease specialists in Texas
Infectious disease is Dr. O'Neil's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. O'Neil is board certified in infectious disease by the American Board of Internal Medicine. Dmand AI has Dr. O'Neil's licenses on file in 2 states: Texas and Massachusetts.
Specialties and state licenses
- Infectious disease, TexasPrimary
- Massachusetts license
Infectious disease specialists near Dr. O'Neil
Counts of infectious disease specialists 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. Sean E. O'Neil's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Dr. O'Neil's median patient age at 56, with 0% women.
Dr. O'Neil's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Sean E. O'Neil wrote 12 Medicare Part D claims in 2020
In 2020, Dr. O'Neil wrote 12 Medicare Part D claims. They cover 1 drug, with $85,838 in total drug cost. In 2018, CMS named 12 claims across 1 drug.
Dr. O'Neil's most prescribed drugs by claims, 2020
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, 2018 to 2020
- 2018
- 2020
- Claims for drugs CMS names
- 2018: 122020: 12No change
Drugs named by CMS: 1 in 2020, 1 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Sean E. O'Neil has 2 publications on record
Dmand AI links 2 papers to Dr. O'Neil, published from 2019 to 2025. Dr. O'Neil's most frequent co-authors are Gregory M. Anstead, MD, Kalpana Gupta, MD and Prakash Shrestha, MD.
Dr. O'Neil's most frequent co-authors
- Gregory M. Anstead, MD1 shared paper
- Kalpana Gupta, MD1 shared paper
- Prakash Shrestha, MD1 shared paper
Recent publications by Dr. O'Neil
See who Dr. O'Neil researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. O'Neil works with, so you can find a warm path to the right infectious disease specialists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Sean E. O'Neil received $204 in industry payments from 2017 to 2024
CMS Open Payments shows 5 general payments to Dr. O'Neil from 5 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $71.
General payments to Dr. O'Neil by program year, 2017 to 2024
Companies that paid Dr. O'Neil the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sean E. O'Neil graduated from UTMB Health
Dr. O'Neil graduated from UTMB Health in 2010.
- Medical school
- Board certified in infectious disease
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Sean E. O'Neil accepts plans from 20 insurance carriers
Dr. O'Neil is in network with 20 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Cigna
- Elevance
- HCSC
- Alliant Health Plans
- Aspirus Health Plan
- +12 more carriersWith a free account
Plan types Dr. O'Neil accepts, by number of carriers
- HMO12
- PPO12
- Medicare9
- POS5
- EPO2
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Sean E. O'Neil'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) |
| 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Sean E. O'Neil
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. Sean E. O'Neil's NPI number?
Dr. Sean E. O'Neil's NPI number is 1588985246. It was assigned on June 17, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Sean E. O'Neil?
Dr. Sean E. O'Neil is an infectious disease specialist in San Antonio, Texas. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Sean E. O'Neil practice?
Dr. O'Neil practices at 7400 Merton Minter Blvd., San Antonio, TX 78229. Dr. O'Neil's primary practice is Audie L. Murphy Memorial Veterans' Hospital in San Antonio, Texas, part of Veterans Health Administration.
What is Dr. Sean E. O'Neil's office phone number?
The practice phone on file for Dr. O'Neil is (210) 617-5300.
What is Dr. Sean E. O'Neil's medical license number?
Dr. O'Neil's Texas license number on file is R3569, one of the licenses on file in 2 states.
Which states has Dr. Sean E. O'Neil been licensed in?
Dmand AI has state licenses on file for Dr. O'Neil in Texas (2017 to 2025) and Massachusetts (2013 to 2015).
Which hospitals is Dr. Sean E. O'Neil affiliated with?
Dr. O'Neil practices at Audie L. Murphy Memorial Veterans' Hospital in San Antonio, Texas.
Is Dr. Sean E. O'Neil board certified?
Yes. Dr. O'Neil is board certified in infectious disease by the American Board of Internal Medicine.
Where did Dr. Sean E. O'Neil go to medical school?
Dr. O'Neil graduated from UTMB Health in 2010.
What drugs does Dr. Sean E. O'Neil prescribe most?
In 2020 Medicare Part D data, Dr. O'Neil's most prescribed drugs by claims were Thalomid.
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Has Dr. Sean E. O'Neil received payments from drug or device companies?
CMS Open Payments shows $204 in general payments to Dr. O'Neil from 5 companies from 2017 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Sean E. O'Neil been practicing?
Dr. O'Neil graduated from medical school in 2010, 16 years ago.
Does Dr. Sean E. O'Neil do research?
Dmand AI links 2 publications to Dr. O'Neil, published from 2019 to 2025.
Who does Dr. Sean E. O'Neil publish with?
Dr. O'Neil's most frequent co-authors are Gregory M. Anstead, MD (1 shared paper), Kalpana Gupta, MD (1 shared paper) and Prakash Shrestha, MD (1 shared paper).
What insurance does Dr. Sean E. O'Neil accept?
Dr. O'Neil is in network with 20 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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