Henry H. Ooi, MB
- Medicare services, 2024
- 30
- Medicare patients, 2024
- 24
- Part D claims, 2024
- 473
- Publications
- 20
- Clinical trials
- 1
- Practice address
- 555 Hartsville Pike, Gallatin, TN 37066
- Practice phone
- Call (615) 328-8888
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Henry Ooi'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.
Henry H. Ooi is a cardiologist in Gallatin, Tennessee
Henry Ooi practices at Highpoint Health - Sumner with Ascension Saint Thomas in Gallatin, Tennessee, part of Lifepoint Health.
Henry Ooi's NPI, 1942268693, was assigned on May 3, 2006. Henry Ooi holds Tennessee license 41870.
- NPI
- 1942268693NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082700448
- NPI enumeration date
- May 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 328-8888
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Henry H. Ooi practices at Highpoint Health - Sumner with Ascension Saint Thomas in Gallatin, Tennessee
Henry Ooi's primary practice is Highpoint Health - Sumner with Ascension Saint Thomas, at 555 Hartsville Pike, Gallatin, TN 37066 in Sumner County. The practice phone is (615) 328-8888.
- Highpoint Health - Sumner with Ascension Saint Thomas555 Hartsville Pike, Gallatin, TN 37066 · Sumner CountyPhone(615) 328-8888
Source: Dmand AI Affiliation Data
Henry H. Ooi is affiliated with 3 sites of care and 1 medical group
Henry Ooi's primary practice is Highpoint Health - Sumner with Ascension Saint Thomas in Gallatin, Tennessee, part of Lifepoint Health. Henry Ooi is also affiliated with Vanderbilt University Medical Center. The medical group on file is Vanderbilt University Medical Center. Dmand AI also links Henry Ooi to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Henry H. Ooi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Henry Ooi practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Highpoint Health - Sumner with Ascension Saint Thomas | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Henry H. Ooi is one of 424 cardiologists in Tennessee
Cardiovascular disease is Henry Ooi's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Henry Ooi is licensed in Tennessee.
Specialties and state licenses
- Cardiovascular disease, TennesseePrimary
Cardiologists near Henry Ooi
Counts of cardiologists 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
Henry H. Ooi billed Medicare for 30 services in 2024
CMS data shows 30 Medicare services from Henry Ooi across 1 procedure code in 2024, all of them office visits, for 24 Medicare patients. Medicare paid $2,047 for them. Every service was in a facility, such as a hospital, rather than an office.
Henry Ooi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 372024: 3019%
Henry Ooi compared with the Tennessee median for cardiologists, 2024
- Henry Ooi
- Tennessee median
- Medicare services
- 30vs 1,79098% below
- Medicare patients
- 24vs 86697% below
- Part D claims
- 380vs 1,79879% below
Medians across 428 cardiologists in Tennessee with Dmand AI profiles that report each measure.
Henry Ooi'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.
Need commercial claims for Henry Ooi?
Medicare shows one payer. Book a meeting to get commercial claims data for Henry Ooi and other cardiologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Henry H. Ooi treated 24 Medicare patients in 2024, average age 71
CMS counts 24 Medicare patients who saw Henry Ooi in 2024. The largest group is 65 to 74, with 11 patients. 75% of them have heart failure, and 75% have high blood pressure. Their average risk score is 2.94, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Henry Ooi's median patient age at 70, with 41% women.
Henry Ooi's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Henry Ooi's Medicare patients, 2024
- Heart failure75%
- High blood pressure75%
- High cholesterol75%
- Diabetes63%
- Atrial fibrillation58%
- Chronic kidney disease54%
- Ischemic heart disease54%
- Arthritis50%
Share of Medicare patients with each condition. A patient can have several.
Henry Ooi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women41%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Henry H. Ooi wrote 473 Medicare Part D claims in 2024
In 2024, Henry Ooi wrote 473 Medicare Part D claims for 42 patients. 73% of them were for generic drugs. CMS names the drug for 380 of them, across 15 drugs with 11 or more claims each, at $147,638 in total drug cost. In 2023, CMS named 357 claims across 15 drugs.
Henry Ooi's Part D claims by kind of drug, 2024
- Generic347 claims73%
- Brand-name126 claims27%
Henry Ooi'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: 3572024: 3806%
Drugs named by CMS: 15 in 2024, 15 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
How Henry H. Ooi takes part in Medicare
Henry Ooi accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Henry H. Ooi has 20 publications on record
Dmand AI links 20 papers to Henry Ooi, published from 2012 to 2025. 2023 was the busiest year, with 3. The most frequent topics are Heart Transplantation, Cardiomyopathy, Dilated and Heart Failure. Henry Ooi has published most often in J Card Fail. Henry Ooi's most frequent co-authors are Kelly Hulett Schlendorf, MD, MHS, Mark Allen Wigger, MD and Jonathan Nathan Menachem, MD.
Henry Ooi's papers by year, 2013 to 2025
Topics Henry Ooi writes about most
- Heart Transplantation
- Cardiomyopathy, Dilated
- Heart Failure
- Mineralocorticoid Receptor Antagonists
- Tissue Donors
- Antiviral Agents
- Hepatitis C
- Myocardial Perfusion Imaging
Henry Ooi's most frequent co-authors
- Kelly Hulett Schlendorf, MD, MHS11 shared papers
- Mark Allen Wigger, MD10 shared papers
- Jonathan Nathan Menachem, MD7 shared papers
Recent publications by Henry Ooi
Ann Thorac Surg
Heart Fail Rev
See who Henry Ooi researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Henry Ooi works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Henry H. Ooi has worked on 1 clinical trial
Dmand AI links Henry Ooi to 1 clinical trial. Conditions studied include Heart Failure and Diabetes Mellitus, Type 2. Open Payments lists research payments to Henry Ooi that name 1 trial.
Conditions in Henry Ooi's trials
- Heart Failure
- Diabetes Mellitus, Type 2
Investigators on the most trials with Henry Ooi
- Kenneth Aung-Din, MD1 shared trial
- Chad Langston Broome-Webster, MD1 shared trial
- Patrick Thomas Campbell, MD1 shared trial
Recent clinical trials with Henry Ooi
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Henry H. Ooi received $3,425 in industry payments from 2016 to 2025
CMS Open Payments shows 23 general payments to Henry Ooi from 4 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 71% of the total. Novartis Pharmaceuticals Corporation paid the most, $3,088. It also lists 7 research payments totaling $939 in 2018, naming 1 clinical trial.
General payments to Henry Ooi by program year, 2016 to 2025
General payments to Henry Ooi by kind, 2016 to 2025
- Travel and lodging$2,41571%
- Food and beverage$92227%
- Education speaker fees$883%
Companies that paid Henry Ooi the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Henry H. Ooi'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) |
| 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 | Doctors and Clinicians National Downloadable File (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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 Henry H. Ooi
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Henry H. Ooi's NPI number?
Henry H. Ooi's NPI number is 1942268693. It was assigned on May 3, 2006, and it is active in the NPI Registry.
What does Henry H. Ooi specialize in?
Henry H. Ooi is a cardiologist in Gallatin, Tennessee. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Henry H. Ooi practice?
Henry Ooi practices at 555 Hartsville Pike, Gallatin, TN 37066. Henry Ooi's primary practice is Highpoint Health - Sumner with Ascension Saint Thomas in Gallatin, Tennessee, part of Lifepoint Health. Dmand AI also links Henry Ooi to 1 group practice or clinic.
What is Henry H. Ooi's office phone number?
The practice phone on file for Henry Ooi is (615) 328-8888.
What is Henry H. Ooi's medical license number?
Henry Ooi holds Tennessee license 41870.
Which hospitals is Henry H. Ooi affiliated with?
Henry Ooi practices at Highpoint Health - Sumner with Ascension Saint Thomas in Gallatin, Tennessee. Henry Ooi is also affiliated with Vanderbilt University Medical Center.
What medical group is Henry H. Ooi part of?
Henry Ooi is linked to Vanderbilt University Medical Center.
Does Henry H. Ooi accept Medicare?
Yes. CMS data shows Henry Ooi billed Medicare for 30 services in 2024, and Henry Ooi accepts Medicare assignment.
How many Medicare patients does Henry H. Ooi see?
CMS counts 24 Medicare patients who saw Henry Ooi in 2024, with an average age of 71.
What services does Henry H. Ooi bill to Medicare?
In 2024, Henry Ooi's most billed Medicare services were office visit, established patient (99214).
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What drugs does Henry H. Ooi prescribe most?
In 2024 Medicare Part D data, Henry Ooi's most prescribed drugs by claims were Spironolactone, Furosemide and Carvedilol.
Has Henry H. Ooi received payments from drug or device companies?
CMS Open Payments shows $3,425 in general payments to Henry Ooi from 4 companies from 2016 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Henry H. Ooi been practicing?
Henry Ooi graduated from medical school in 1989, 37 years ago.
Does Henry H. Ooi do research?
Dmand AI links 20 publications to Henry Ooi, published from 2012 to 2025. Henry Ooi has worked on 1 clinical trial.
Who does Henry H. Ooi publish with?
Henry Ooi's most frequent co-authors are Kelly Hulett Schlendorf, MD, MHS (11 shared papers), Mark Allen Wigger, MD (10 shared papers) and Jonathan Nathan Menachem, MD (7 shared papers).
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