Dr. Thomas J. Oneil, DO
- Medicare services, 2024
- 528
- Medicare patients, 2024
- 332
- Part D claims, 2024
- 1,598
- MIPS score, 2024
- 61
- Industry payments
- $267
- Practice address
- 27427 Schoenherr Rd, Warren, MI 48088
- Practice phone
- Call (586) 756-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Macomb Neurology Associates
Warren, Michigan
Find Dr. Oneil's professional email, personal email and mobile number
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Dr. Thomas J. Oneil is a neurologist in Warren, Michigan
Dr. Oneil practices at Macomb Neurology Associates in Warren, Michigan.
Dr. Oneil's NPI, 1023090552, was assigned on November 18, 2005. Dr. Oneil graduated from Michigan State University College of Osteopathic Medicine in 1983. Dr. Oneil holds Michigan license 5101008653.
- NPI
- 1023090552NPI Registry (opens in a new tab)
- NPI enumeration date
- November 18, 2005
- NPI status
- Active
- Practice phone
- (586) 756-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Thomas J. Oneil practices at Macomb Neurology Associates in Warren, Michigan
Dr. Oneil's primary practice is Macomb Neurology Associates, at 27427 Schoenherr Rd, Warren, MI 48088 in Macomb County. The practice phone is (586) 756-5500.
- Macomb Neurology Associates27427 Schoenherr Rd, Warren, MI 48088 · Macomb CountyPhone(586) 756-5500
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Thomas J. Oneil is affiliated with 3 sites of care and 3 medical groups
Dr. Oneil's primary practice is Macomb Neurology Associates in Warren, Michigan. The medical group on file is Michigan Healthcare Professionals, P.C. Dmand AI also links Dr. Oneil to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Thomas J. Oneil's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oneil practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Macomb Neurology Associates | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas J. Oneil is one of 642 neurologists in Michigan
Neurology is Dr. Oneil's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Oneil is licensed in Michigan.
Specialties and state licenses
- Neurology, MichiganPrimary
Neurologists near Dr. Oneil
Counts of neurologists 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. Oneil billed Medicare for 528 services in 2024
CMS data shows 528 Medicare services from Dr. Oneil across 10 procedure codes in 2024, for 332 Medicare patients. Medicare paid $39,699 for them.
Dr. Oneil's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1262024: 43062%
- Tests and treatments
- 2023: 2242024: 9856%
Where Dr. Oneil's Medicare services took place, 2024
- In an office24146%
- In a facility28754%
Dr. Oneil compared with the Michigan median for neurologists, 2024
- Dr. Oneil
- Michigan median
- Medicare services
- 528vs 27096% above
- Medicare patients
- 332vs 16898% above
- Part D claims
- 1,359vs 4163.3 times
Medians across 602 neurologists in Michigan with Dmand AI profiles that report each measure.
Dr. Oneil'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Oneil and other neurologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas J. Oneil treated 332 Medicare patients in 2024, average age 76
CMS counts 332 Medicare patients who saw Dr. Oneil in 2024. The largest group is 75 to 84, with 125 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 27% are also on Medicaid. Their average risk score is 2.12, 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. Oneil's median patient age at 69, with 59% women.
Dr. Oneil's Medicare patients by age, 2024
Dr. Oneil's Medicare patients by sex, 2024
- Women18756%
- Men14544%
Chronic conditions among Dr. Oneil's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Diabetes48%
- Ischemic heart disease48%
- Chronic kidney disease41%
- Stroke or TIA39%
- Mood disorders38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oneil's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas J. Oneil wrote 1,598 Medicare Part D claims in 2024
In 2024, Dr. Oneil wrote 1,598 Medicare Part D claims for 360 patients. 95% of them were for generic drugs. CMS names the drug for 1,359 of them, across 33 drugs with 11 or more claims each, at $42,845 in total drug cost. In 2023, CMS named 1,472 claims across 33 drugs.
Dr. Oneil's Part D claims by kind of drug, 2024
- Generic1,519 claims95%
- Brand-name61 claims4%
- Other18 claims1%
Dr. Oneil'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.
Drug classes CMS tracks in Dr. Oneil's Part D claims, 2024
- Opioids1%20 of 1,598 claims
- Antipsychotics, patients 65 and over3%41 of 1,598 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,4722024: 1,3598%
Drugs named by CMS: 33 in 2024, 33 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
Dr. Thomas J. Oneil scored 61 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 61 out of 100 for Dr. Oneil for performance year 2024, reported as part of a group.
Dr. Oneil's MIPS scores, performance year 2024
- 61of 100Final score
- 78.2of 100Quality
- 0of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Thomas J. Oneil received $267 in industry payments from 2016 to 2024
CMS Open Payments shows 13 general payments to Dr. Oneil from 11 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 81% of the total. Abbvie Inc. paid the most, $39.
General payments to Dr. Oneil by program year, 2016 to 2024
General payments to Dr. Oneil by kind, 2016 to 2024
- Food and beverage$21681%
- Education$3613%
- Gifts$156%
Companies that paid Dr. Oneil the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas J. Oneil graduated from Michigan State University College of Osteopathic Medicine
Dr. Oneil graduated from Michigan State University College of Osteopathic Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Thomas J. Oneil'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | 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. Thomas J. Oneil
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. Oneil's NPI number?
Dr. Thomas J. Oneil's NPI number is 1023090552. It was assigned on November 18, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas J. Oneil?
Dr. Thomas J. Oneil is a neurologist in Warren, Michigan. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Thomas J. Oneil practice?
Dr. Oneil practices at 27427 Schoenherr Rd, Warren, MI 48088. Dr. Oneil's primary practice is Macomb Neurology Associates in Warren, Michigan. Dmand AI also links Dr. Oneil to 2 group practices and clinics and 2 medical groups.
What is Dr. Thomas J. Oneil's office phone number?
The practice phone on file for Dr. Oneil is (586) 756-5500.
What is Dr. Thomas J. Oneil's medical license number?
Dr. Oneil holds Michigan license 5101008653.
What medical group is Dr. Thomas J. Oneil part of?
Dr. Oneil is linked to Michigan Healthcare Professionals, P.C. Dmand AI links Dr. Oneil to 2 more medical groups.
Does Dr. Thomas J. Oneil accept Medicare?
Yes. CMS data shows Dr. Oneil billed Medicare for 528 services in 2024.
What is Dr. Thomas J. Oneil's MIPS score?
Dr. Oneil's MIPS final score for performance year 2024 is 61 out of 100, reported as part of a group.
How many Medicare patients does Dr. Thomas J. Oneil see?
CMS counts 332 Medicare patients who saw Dr. Oneil in 2024, with an average age of 76.
What services does Dr. Thomas J. Oneil bill to Medicare?
In 2024, Dr. Oneil's most billed Medicare services were hospital inpatient care (99222), office visit, established patient (99214) and hospital inpatient care (99232).
Show 4 more questionsShow fewer questions
Where did Dr. Thomas J. Oneil go to medical school?
Dr. Oneil graduated from Michigan State University College of Osteopathic Medicine in 1983.
What drugs does Dr. Thomas J. Oneil prescribe most?
In 2024 Medicare Part D data, Dr. Oneil's most prescribed drugs by claims were Donepezil HCl, Gabapentin and Carbidopa-Levodopa.
Has Dr. Thomas J. Oneil received payments from drug or device companies?
CMS Open Payments shows $267 in general payments to Dr. Oneil from 11 companies from 2016 to 2024. The largest total came from Abbvie Inc.
How long has Dr. Thomas J. Oneil been practicing?
Dr. Oneil graduated from medical school in 1983, 43 years ago.
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