Dr. Daniel P. O'Reilly, MD
- Medicare services, 2024
- 70
- Medicare patients, 2024
- 139
- MIPS score, 2024
- 91
- Hospital affiliations
- 2
- Industry payments
- $16
- Practice address
- 401 North Ewing Street, Lancaster, OH 43130
- Practice phone
- Call (740) 687-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. O'Reilly'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. Daniel P. O'Reilly is an anesthesiologist in Lancaster, Ohio
Dr. O'Reilly practices at Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health.
Dr. O'Reilly's NPI, 1760973481, was assigned on May 29, 2018. Dr. O'Reilly graduated from University of Toledo College of Medicine in 2018. Dr. O'Reilly holds Ohio license 35.144521.
- NPI
- 1760973481NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810378270
- NPI enumeration date
- May 29, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (740) 687-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel P. O'Reilly practices at Fairfield Medical Center in Lancaster, Ohio
Dr. O'Reilly's primary practice is Fairfield Medical Center, at 401 North Ewing Street, Lancaster, OH 43130 in Fairfield County. The practice phone is (740) 687-8000.
- Fairfield Medical Center401 North Ewing Street, Lancaster, OH 43130 · Fairfield CountyPhone(740) 687-8000
Source: Dmand AI Affiliation Data
Dr. Daniel P. O'Reilly is affiliated with 2 sites of care and 1 medical group
Dr. O'Reilly's primary practice is Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health. Dr. O'Reilly is also affiliated with Ohio State University Hospital. The medical group on file is Fairfield Anesthesia Associates.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Daniel P. O'Reilly's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Reilly practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fairfield Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel P. O'Reilly is one of 1,673 anesthesiologists in Ohio
Anesthesiology is Dr. O'Reilly's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. O'Reilly is licensed in Ohio.
Specialties and state licenses
- Anesthesiology, OhioPrimary
Anesthesiologists near Dr. O'Reilly
Counts of anesthesiologists 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. Daniel P. O'Reilly billed Medicare for 70 services in 2024
CMS data shows 70 Medicare services from Dr. O'Reilly across 4 procedure codes in 2024, for 139 Medicare patients. Medicare paid $4,820 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. O'Reilly's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 422024: 42No change
- Surgery
- 2023: 362024: 1558%
- Imaging
- 2023: 252024: 1348%
Dr. O'Reilly compared with the Ohio median for anesthesiologists, 2024
- Dr. O'Reilly
- Ohio median
- Medicare services
- 70vs 7810% below
- Medicare patients
- 139vs 145Close to median
Medians across 1,609 anesthesiologists in Ohio with Dmand AI profiles that report each measure.
Dr. O'Reilly's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel P. O'Reilly treated 139 Medicare patients in 2024, average age 71
CMS counts 139 Medicare patients who saw Dr. O'Reilly in 2024. The largest group is 65 to 74, with 67 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 24% are also on Medicaid. Their average risk score is 1.81, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. O'Reilly's median patient age at 61, with 59% women.
Dr. O'Reilly's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. O'Reilly's Medicare patients by sex, 2024
- Women7252%
- Men6748%
Chronic conditions among Dr. O'Reilly's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Arthritis57%
- Ischemic heart disease43%
- Chronic kidney disease36%
- Diabetes32%
- Anxiety29%
- Mood disorders29%
Share of Medicare patients with each condition. A patient can have several.
Dr. O'Reilly's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel P. O'Reilly scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. O'Reilly for performance year 2024, reported as part of a group. Dr. O'Reilly accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. O'Reilly's MIPS scores, performance year 2024
- 91of 100Final score
- 74.9of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Daniel P. O'Reilly received $16 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. O'Reilly from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $16.
Companies that paid Dr. O'Reilly the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Daniel P. O'Reilly graduated from University of Toledo College of Medicine
Dr. O'Reilly graduated from University of Toledo College of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Daniel P. O'Reilly'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Daniel P. O'Reilly
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. Daniel P. O'Reilly's NPI number?
Dr. Daniel P. O'Reilly's NPI number is 1760973481. It was assigned on May 29, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel P. O'Reilly?
Dr. Daniel P. O'Reilly is an anesthesiologist in Lancaster, Ohio. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Daniel P. O'Reilly practice?
Dr. O'Reilly practices at 401 North Ewing Street, Lancaster, OH 43130. Dr. O'Reilly's primary practice is Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health.
What is Dr. Daniel P. O'Reilly's office phone number?
The practice phone on file for Dr. O'Reilly is (740) 687-8000.
What is Dr. Daniel P. O'Reilly's medical license number?
Dr. O'Reilly holds Ohio license 35.144521.
Which hospitals is Dr. Daniel P. O'Reilly affiliated with?
Dr. O'Reilly practices at Fairfield Medical Center in Lancaster, Ohio. Dr. O'Reilly is also affiliated with Ohio State University Hospital.
What medical group is Dr. Daniel P. O'Reilly part of?
Dr. O'Reilly is linked to Fairfield Anesthesia Associates.
Does Dr. Daniel P. O'Reilly accept Medicare?
Yes. CMS data shows Dr. O'Reilly billed Medicare for 70 services in 2024, and Dr. O'Reilly accepts Medicare assignment.
What is Dr. Daniel P. O'Reilly's MIPS score?
Dr. O'Reilly's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does Dr. Daniel P. O'Reilly see?
CMS counts 139 Medicare patients who saw Dr. O'Reilly in 2024, with an average age of 71.
Show 4 more questionsShow fewer questions
What services does Dr. Daniel P. O'Reilly bill to Medicare?
In 2024, Dr. O'Reilly's most billed Medicare services were anesthesia (00731), anesthesia (00811) and surgery: heart and blood vessels (36620).
Where did Dr. Daniel P. O'Reilly go to medical school?
Dr. O'Reilly graduated from University of Toledo College of Medicine in 2018.
Has Dr. Daniel P. O'Reilly received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Dr. O'Reilly from 1 company from 2025 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Daniel P. O'Reilly been practicing?
Dr. O'Reilly graduated from medical school in 2018, 8 years ago.
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