Donnchadh O'Sullivan, BAO, BCH, MB
- Industry payments
- $342
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2020
- Practice address
- 200 First Street Southwest, Rochester, MN 55905
- Practice phone
- Call (507) 284-4002
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mayo Clinic Hospice - Rochester
Hospice - Independent · Rochester, Minnesota
Find Donnchadh O'Sullivan'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.
Donnchadh O'Sullivan is a pediatrician in Houston, Texas
Donnchadh O'Sullivan practices at Mayo Clinic Hospice - Rochester in Rochester, Minnesota.
Donnchadh O'Sullivan's NPI, 1710515911, was assigned on April 1, 2020. Donnchadh O'Sullivan holds Minnesota license 69829.
- NPI
- 1710515911NPI Registry (opens in a new tab)
- NPI enumeration date
- April 1, 2020
- NPI status
- Active
- Practice phone
- (507) 284-4002
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Donnchadh O'Sullivan practices in Rochester and Houston
Donnchadh O'Sullivan's primary practice is Mayo Clinic Hospice - Rochester, at 200 First Street Southwest, Rochester, MN 55905 in Olmsted County. The practice phone is (507) 284-4002. The NPI Registry lists Donnchadh O'Sullivan's practice address as 6621 Fannin St, Houston, TX 77030.
- Mayo Clinic Hospice - RochesterPrimary200 First Street Southwest, Rochester, MN 55905 · Olmsted CountyPhone(507) 284-4002
- NPI Registry address6621 Fannin St, Houston, TX 77030 · Harris CountyPhone(507) 284-2511
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Donnchadh O'Sullivan is affiliated with 1 site of care and 1 medical group
Donnchadh O'Sullivan's primary practice is Mayo Clinic Hospice - Rochester in Rochester, Minnesota. The medical group on file is Mayo Clinic.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Donnchadh O'Sullivan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Donnchadh O'Sullivan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mayo Clinic Hospice - Rochester | Available with a free account |
Source: Dmand AI Technology Install Data
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Donnchadh O'Sullivan is one of 4,833 pediatricians in Texas
Pediatrics is Donnchadh O'Sullivan's primary specialty in the NPI Registry, under taxonomy code 208000000X. Donnchadh O'Sullivan is licensed in Minnesota.
Specialties and state licenses
- Pediatrics, MinnesotaPrimary
Pediatricians near Donnchadh O'Sullivan
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
Donnchadh O'Sullivan's patients have a median age of 9
Across all payers, Dmand AI patient panel data puts Donnchadh O'Sullivan's median patient age at 9, with 0% women.
Donnchadh O'Sullivan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 9
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Donnchadh O'Sullivan received $342 in industry payments from 2024 to 2025
CMS Open Payments shows 2 general payments to Donnchadh O'Sullivan from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. W. L. Gore & Associates, Inc. paid the most, $207.
General payments to Donnchadh O'Sullivan by program year, 2024 to 2025
Companies that paid Donnchadh O'Sullivan 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 Donnchadh O'Sullivan'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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 Donnchadh O'Sullivan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Donnchadh O'Sullivan's NPI number?
Donnchadh O'Sullivan's NPI number is 1710515911. It was assigned on April 1, 2020, and it is active in the NPI Registry.
What does Donnchadh O'Sullivan specialize in?
Donnchadh O'Sullivan is a pediatrician in Houston, Texas. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Donnchadh O'Sullivan practice?
Donnchadh O'Sullivan practices at 200 First Street Southwest, Rochester, MN 55905. Donnchadh O'Sullivan also practices at 6621 Fannin St, Houston, TX 77030. Donnchadh O'Sullivan's primary practice is Mayo Clinic Hospice - Rochester in Rochester, Minnesota.
What is Donnchadh O'Sullivan's office phone number?
The practice phone on file for Donnchadh O'Sullivan is (507) 284-4002.
What is Donnchadh O'Sullivan's medical license number?
Donnchadh O'Sullivan holds Minnesota license 69829.
What medical group is Donnchadh O'Sullivan part of?
Donnchadh O'Sullivan is linked to Mayo Clinic.
Has Donnchadh O'Sullivan received payments from drug or device companies?
CMS Open Payments shows $342 in general payments to Donnchadh O'Sullivan from 2 companies from 2024 to 2025. The largest total came from W. L. Gore & Associates, Inc.
How long has Donnchadh O'Sullivan been practicing?
Donnchadh O'Sullivan's NPI was assigned in 2020.
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